Table of Contents

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O w n e r ' s
M a n u a l
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THE STRENGTH OF EXPERIENCE.

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Table of Contents
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Summary of Contents for GMC 1999 Sierra 1500 Pickup

  • Page 1 O w n e r ' s M a n u a l THE STRENGTH OF EXPERIENCE.
  • Page 3 We urge you to review help you enjoy safe and trouble-free operation When it comes to service, keep in mind that your GMC Truck dealer knows your vehicle best and is interested in your complete satisfaction.
  • Page 4 Aux proprietaires canadiens: Vous pouvez vous procurer un exemplaire de guide en francais chez votre concessionaire ou au DGN Marketing Services Ltd., 1500 Bonhill Rd., Mississauga, Ontario L5T 1C7. GENERAL MOTORS, GM, the GM Emblem, GMC and SlERRA are registered trademarks of General Motors Corporation. Please keep this manual in it so the new owner can use it.
  • Page 5 Model Reference This manual covers these models. TYPE REGULAR CAB PICKUP REGULAR CAB PICKUP EXTENDED CAB PICKUP 4 DOOR PICKUP REGULAR CAB CHASSIS CAB 3500 HD CHASSIS CAB K2133...
  • Page 6 TABLE OF CONT€NTS How to this Manual Safety Belts Seat3 Features Control: Comfort Contmls & Audio Systems Your Driving and the Road Service Appearance -ustomer Assistance lnformation TO21 2...
  • Page 7 Section This section tells you how to use your manual and safety and vehicle damage warnings and symbols. This section tells you how to use your seats and safety properly. This section explains how to start and operate your vehicle. This section tells you how to adjust the ventilation and comfort controls and how to operate your audio system.
  • Page 8 . x -...
  • Page 9 Many people read their owner’s manual from beginning receive their new vehicle. This will help you learn about controls for your vehicle. work together to explain things quickly. INDEX: A good place to look for what you need manual. It’s an alphabetical list of all that’s in the manual, and the page number where you’ll find it.
  • Page 10 How To Safety Warnings and Symbols You will find a number of safety cautions in this book. We use yellow and the word CAUTION to tell you about things that could hurt you if you were ignore the warning. These mean there is something that could hurt you In the yellow caution area, what to do to help avoid you don’t, you or others could be hurt.
  • Page 11 Vehicle Damage Warnings Also, in this book you will find these blue notices: ?se mean there is something that could damage your vehicle. In the blue notice area, we vehicle. Many times, this damage would not be covered by your warranty, and it could be costly.
  • Page 12 How To Use This Manual Vehicle Symbols your These some of the symbols you will find on vehicle. example, these symbols are used an original battery: Protect Eyes Caution Caustic Battery Acid Spark or Flame Could by Shielding Explode Battery Possible Injury Could Cause Burns Avoid Sparks...
  • Page 13 These symbols have to do with your lights: Master Lighting Switch Parking 1.ight.s Running Lfghts some These symbols are Windshield Wiper Ventilating f a n Turn Signal Hazard Warning Direction Flasher Fog Llghts Daytime controls: of your Windshield Windshield Washer Defroster Air Vents Heao'lighr...
  • Page 14 How To This Manual These symbols are used on warning lights in your vehicle: Engine Coolant Battery Charging Fuel Engine Oil Temperature System Pressure BRAKE SHIFT RELEASE Parking Brake Brake Shift Light Release Coolant Here are some other symbols you may see: Fuse Release Horn...
  • Page 15: Table Of Contents

    Here you’ll find information about the seats your safety belts properly not do with safety belts Seats and Seat Controls Front Seats Head Restraints Rear Seats Safety Belts: They’re For Everyone Why Safety Belts Work Questions Many People Ask About Safety Belts How To Wear Safety Belts Properly Adults Driver Position...
  • Page 16: Seats And Seat Controls

    Seats & Safety Belts Seats and Seat Controls This section tells you about the and down. also tells you about reclining front seatbacks and head restraints. Front Seats Manual Front Seat You can lose control driver’s seat while the vehicle is moving. The sudden movement could startle and confuse don’t want to.
  • Page 17 Power Seat If your vehicle has a power seat on the driver's side, you can adjust this switch at the front of the seat. Reclining Front Seatback (Bucket or Split Bench Seat) To adjust the seatback, lift the front of this lever. If your vehicle has an easy entry seat, your passenger seatback lever will the same way.
  • Page 18 Seats & Safety Belts Don’t have a seatback reclined if your vehicle is moving. Sitting in a reclined positiin when your vehicle is in motion can. be dangerous. Even if you buckle up, your when you’re reclined like this. The shoulder belt can’t do its job because it won’t body.
  • Page 19: Head Restraints

    Head Restraints Slide the head restraint up or to the top of your ears. This position reduces the chance Seatback Latches (Full Bench Seat) The front seatback folds forward to let you access the rear seatback will move back and Then it will lock in place.
  • Page 20 Seats & Safety Belts If you have a Four Door Model, your front seatback is designed not forward. Access to the rear of the cab is available by using the rear doors. There’s one time the seatback may not That’s if your vehicle is parked going down a fairly steep hill. push the seatback toward the rear as you will fold forward.
  • Page 21 Seatback Latches (Reclining Split Bench and Reclining Bucket Seats) The front seatback folds forward to let you access the rear To fold the seatback forward, lift this lever. side easy entry seat, your seatback lever will be slightly larger, but will work the same way.
  • Page 22 Seats & Safety Belts Easy Entry Seat (Extended Cab Only) The right front bucket seat or the right side of the your vehicle has an easy entry feature. This makes it easy to get in and out of the rear seat. To operate the seat push down on the rear of the seat.
  • Page 23: Rear Seats

    Rear Seats Rear Folding Seat (Extended Cab Models) The extended cab may have a rear folding seat which can be folded down for more seating space. To use the seat, pull the entire seat forward until the, RELEASE lever, under the right-hand side of the seat cushion. Push the seatback rearward until it latches.
  • Page 24 Seats & Safety Belts Rear Seatback Latch (Except Bench With Armrest) The rear seatback can be folded forward to let you reach the area Your seatback will move back stop. Then, it will lock into place. There’s one time the seatback That’s if your vehicle is parked going down a fairly steep hill.
  • Page 25: Safety Belts: They're For Everyone

    To fold a seatback forward, To return the seatback to the upright position, just push the seatback rearward until latches. After returning the seatback to its upright position, pull the seatback forward make sure it is locked. I * If the seatback isn’t locked, or crash.
  • Page 26 Seats & Safety Belts This figure lights up when you turn the key safety belt isn’t buckled, and you’ll hear a buzzer or tone, too. It’s the reminder to buckle up. In many states and Canadian provinces, the law says to wear safety belts.
  • Page 27: Why Safety Belts Work

    AM11 001 8A1 Why Safety Belts Work When you ride in or on anything, you go as fast as it goes. For example, if the bike is going 10 mph (16 kmlh), so is the child. When the bike hits the block, it stops.
  • Page 28 Seats & Safety Belts Take the simplest “vehicle.” Suppose it’s just a seat Get it up to speed. Then stop the “vehicle.” The rider doesn’t 1-14 AM1 15004 on wheels. Put someone AM115005 stop.
  • Page 29 AM115006 The person keeps going until stopped by something. In a real vehicle, it could be the windshield AM115007 or the instrument panel...
  • Page 30: Questions Many People Ask About Safety Belts

    Seats & Safety Belts or the safety belts! With safety belts, you slow down as the vehicle does. You get more time stop. You stop over more distance, and your strongest bones take the forces. That’s why safety belts make such good sense. Here Are Questions Many People Ask About Safety Belts-and the Answers Won’t I be trapped in the vehicle after...
  • Page 31 Q: If I’m a good driver, wear safety belts? A: You may be an excellent driver, that isn’t your fault-you and your passengers can be hurt. Being driver doesn’t protect you from things beyond your control, such as bad drivers. Most accidents occur within number of serious injuries and deaths occur at speeds (65 km/h).
  • Page 32: How To Wear Safety Belts Properly

    Seats & Safety Belts How To Wear Safety Belts Properry Adults This part is only for people There are special things there are different rules for babies and smaller children. be riding in your vehicle, see the part after this one, called “Children.”...
  • Page 33 The driver has a lap-shoulder belt. Here’s how Close and lock the door. 2. Adjust the seat (to see how, see “Seats” up straight. I ’ Pick up the latch plate and you may hear clicking sound as the shoulder belt is pulled out or when released back into the reducing feature operating properly.
  • Page 34 Seats & Safety Belts If the belt isn’t long enough, see “Safety Belt Extender” section. Make sure the release button on the buckle faces upward or outward would be able to unbuckle it quickly The lap part of the belt should be low and snug on the hips, just touching the thighs.
  • Page 35 Q: What's wrong with this? A: The belt is buckled in the wrong place. CAUTION You can be seriously injured place like this. In a crash, the belt would The belt forces would be there, not at the pelvic. bones. This could cause serious internal injuries.
  • Page 36 Seats & Safety Belts You can be seriously injured i f your belt goes over an armrest like this. The belt would be much under the belt. The belt force would then be applied at the abdomen, not at the pelvic bones, and that could cause serious or fatal injuries. Be sure the belt goes under the armrests.
  • Page 37 What's wrong with this? A: The belt is twisted across the body. You can be seriously injured by a twisted belt. wouldn't have the I - , belt is twisted, make dealer to fix it. To unlatch the belt, just push back out of the way.
  • Page 38 Seats & Safety Belts Before you close the door, the door on it, you can damage both the belt and your vehicle. Safety Be/t Use During Pregnancy Safety belts work for everyone, including pregnant women. Like they are more likely to be seriously injured A pregnant woman should wear a lap-shoulder belt portion should be worn as low The best way to protect the fetus is...
  • Page 39: Passenger Positions

    Right Passenger Position (Pickup Models) Right Front, Passenger Posltbn and Four Door ModeS) The right front passenger’s safety belt works safety belt. See “Driver- Position,” earlier in this section. When the lap portion of the belt does, let -it go back all the way and start again.
  • Page 40 Seats & Safety Belts Center Passenger Positions (Except Extended Cab Rear Seat) If your vehicle has front and rear bench seats, someone can positions. Center Passenger Position (Front Seats) Center Passenger Position (Four Door Models Rear Seat) When you sit the center seating position, has no retractor.
  • Page 41 To make the belt shorter, pull its free end as shown until the Buckle, position and release lap-shoulder belt. If the belt isn't long enough, see "Safety Belt Extender" at the end section. Make sure the release button on the buckle faces upward or outward would be able to unbuckle it quickly i f you ever had to.
  • Page 42 Seats & Safety Belts make the belt longer, To make the belt shorter, pull its free end as shown until the belt is snug. Buckle, position and release it the same way as lap-shoulder belt. If the belt isn’t long enough, see “Safety Belt Extender” at the end section.
  • Page 43 Seat Passengers [Extended Cab and Four Door Rear Modek) I It's very important for rear seat passengers show that nnbelted' people in the rear seat than those who are wearhg safety 'belts.. 7 . w Rear passengers who aren't safety belted w a crash.
  • Page 44 Seafs & Safety Belts 1. Pick up the latch plate and pull the belt across you, Don’t let it get twisted. 2. Push the latch plate into the buckle until If the belt stops before keep pulling until you can buckle it. If the belt is not long enough, this section.
  • Page 45 AN147096 To make the lap part tight, pull down of the belt on the buckle end as you pull up on the shoulder part. AM147008 The lap part of the belt should be low and snug on the hips, just touching the thighs.
  • Page 46: Lap-Shoulder Belt

    Seats & Safety Belts CAUTION You can be seriously hurt if your shoulder belt crash you would move forward The shoulder belt should fit against your To unlatch the belt, just push the button on the buckle. Rear Seat Outside Passenger Positions (Four Door) Lap-Shoulder Belt The positions next to the windows have lap-shoulder belts.
  • Page 47 1. Pick up the latch plate and twisted. Push the latch plate into the buckle until pulled out all the way, it will lock. and start again. If the belt is not long enough, see “Safety Belt Extender’’ at the end of section.
  • Page 48 Seats & Safety Belts The lap part of the belt should be the thighs. In a crash, this applies force to the strong pelvic bones. And you’d be less likely to slide under the lap belt. would apply force at your abdomen. This could cause serious or even fatal injuries.
  • Page 49: Children

    AN1 471 27 To unlatch the belt, just push the button on the buckle. Children AN150033 Everyone in a vehicle needs protection! That includes infants and all children smaller than adult size. In fact, the law in every state and Canadian province says children up to some age must be restrained while in a vehicle.
  • Page 50: Smaller Children And Babies

    Seats & Safety Belts Smaiier Children and Babies CAUTION Smaller children and babies should always be restrained infant restraint. The instructions for the restraint the right type and size for your child. are so small that a regular belt might not stay low on the hips, as it should.
  • Page 51: Child Restraints

    Child Restraints Be sure to follow the instructions for the restraint. instructions on the restraint itself use the belt system in your vehicle, but the child also has within the restraint to help reduce the chance of personal injury. The instructions that come with the infant or child restraint will show you to do that.
  • Page 52 Seats & Safety Belts CAUTION An unsecured child restraint can move around stop and injure people child restraint in your vehicle-even when no child Top Strap If your child restraint has a top strap, have an anchor installed, you can ask your you want to install an anchor yourself, your dealer can in the vehicle.
  • Page 53 Child Restraint in a Rear Outside Position Securing (Extended Cab) You’ll be using the lap-shoulder belt. See the earlier part about the top strap i f the child restraint has one. 1. Put the restraint on the seat. restraint. 2. Secure the child in the child restraint as the instructions 3.
  • Page 54 Seats & Safety Belts 4. Run the lap part through or around the restraint. The child restraint instructions will show you how. See of the child’s face or neck. Buckle the belt. Make sure the release button faces upward or outward, so you’ll be able to unbuckle AN 1601 44 6.
  • Page 55 To remove the child restraint, just unbuckle the vehicle’s safety belt and let it go back all the way. The safety belt will move freely again and be ready to work for an adult or larger Securing a Child Restraint in a Rear Outside Position (Four Door) You’ll be using the lap-shoulder belt.
  • Page 56 Seats & Safety Belts AN160133 AN160114 5. Pull the rest of the lap belt all the way out of the retractor to set the lock. AN160115 6. To tighten the belt, feed the lap belt back into the retractor while you push down on the child restraint.
  • Page 57 7. Push and pull the child restraint in different directions to be sure it secure. To remove the child restraint, just unbuckle the vehicle’s safety belt and let go back all the way. The safety belt will move freely again and be ready work an adult or larger Securing a Child Restraint in a Center Seat Position...
  • Page 58 1. Make the belt as long as possible by along the belt. Put the restraint on the seat. Follow the instructions for the child restraint. 3. Secure the child in the 4. Run the vehicle’s safety belt through restraint instructions will show you how. Buckle the belt.
  • Page 59 6. To tighten the belt, pull its free end while you push down on the child restraint. 7. Push and pull the child restraint in different directions to be sure it secure. If the child restraint isn’t secure, turn the latch plate over and buckle it again.
  • Page 60 Seats Safety Belts 1. Make lthe belt as long as possible by along the belt. 2. Put the restraint on the seat. Follow the instructions for the restraint. 3. Secure the child in the child restraint as the instructions 4. Run the vehicle’s safety restraint instructions will show you how.
  • Page 61 6. To tighten the belt, pull its free end while you push down on the restraint. Push and pull the child restraint in different directions secure. If the child restraint isn’t secure, turn the latch plate over and buckle it again. Then see a different place in the vehicle and contact the their advice.
  • Page 62 Seats & Safety Belts 4. Buckle the belt. Make sure the release button faces upward or outward, so you'll be able to unbuckle it quickly if you ever need 5. Pull the rest of the lap belt lock. AN1 651 23 6.
  • Page 63 7. Push and pull the child restraint in different directions secure. To remove the child restraint, unbuckle the vehicle's safety belt and let back all the way. The safety belt will move freely again and be ready for an adult or larger child passenger. 5 .
  • Page 64: Larger Children

    ,eats & Safety Belts Larger Children Children who have outgrown child restraints should wear the vehicle's safety belts. If you have the choice, a child should sit next can wear a lap-shoulder belt and get the additional restraint a shoulder belt can provide.
  • Page 65 Children who aren’t buckled up can strike other people who are. Never this. Here children are wearing ‘ b spread the impact forces. In crushed together and seriously injured. one person at a time. Q: What if a child is wearing a lap-shoulder belt, but the child small that the shoulder belt A: Move the child toward the center shoulder belt still is on the child’s shoulder,...
  • Page 66: Safety Belt Extender

    Seats & Safety Belts CAUTION Never do this. Here a child is sitting shoulder part is behind the child. way, in a crash the child might slide under the belt. The belt’s force would then be applied right on the child’s abdomen. That could cause serious or fatal injuries.
  • Page 67: Replacing Safety Belts After A Crash

    Replacing Safety Belts After a Crash If you’ve had a crash, do you need new belts? After a very minor collision, nothing may be necessary. But if the belts were stretched, as they would be if worn during a more severe crash, then you need new belts.
  • Page 68 Seats & Safety Belts on the replacement belt must be listed The model number on the safety belt you want to replace. 1-54...
  • Page 69 Here you can learn about the many standard and optional features vehicle. and information on starting. shifting. and braking the instrument panel and the warning systems that tell you working properly-and what to do For explanation of vehicle symbols in this section. refer Symbols”...
  • Page 70 Featums & Contmls Parking Brake Parking Over Things That Burn Engine Exhaust Running Your Engine While You’re Parked Four-wheel Drive Transfer Case Front Axle Locking Feature Windows Horn Tilt Wheel Multifunction Lever Turn Signal and Lane Change Indicator Headlight High-Low Beam Windshield Wipers Windshield Washer Cruise Control...
  • Page 71: Keys

    Keys CAUTION Leaving young children in for many reasons. killed. They could operate power windows or other controls or even make the Don't leave the keys in a vehicle with small children. ! - I ? The ignition keys are for the ignition a vehicle with the ignition key A child or others could only.
  • Page 72 Featurres & Controls K5316 The door keys are for the doors and all other locks.
  • Page 73: Your Doors And How They Work

    NOTICE Your vehicle has a number t you can have a your keys inside. You may So be sure you have extra kev Your Doors Side Doors To open the door from the outside, pull the handle open. To open the door from the inside, door open.
  • Page 74: Door Locks

    Features & Controls Door Locks Unlocked doors can be dangerous. ssengers-especially children-can easily open the & z ; ; : $%$out. When a door is locked, th Inside handle Lt;- y ' ? , . 13+AFyOutsi' s can easily e-L-!r thro : ;...
  • Page 75 To unlock the door, slide the lever up. Power Door Locks (Option) Press the bottom the power door lock switch marked door, to lock all the doors at once. Press the switch marked unlock all the doors at once. On four-door models, the rear door power lock switch only that door’s lock.
  • Page 76: Tailgate

    Features & Controls Tailgate You can open the tailgate by lifting up on its handle while pulling the tailgate toward you. firmly push it away from you into the latch. To shut the tailgate, When you put the tailgate back up, latches securely.
  • Page 77 If you have a quick-release 1. Raising the tailgate slightly and removing 2. Lift the tailgate at the right side and Reverse the above procedure Then Vehicle theft is a big business, especially in some cities. Although your vehicle has a number of theft deterrent features, we know that nothing we put on it can make it impossible to steal.
  • Page 78: Ignition Switch

    Features & Controls New Vehicle “Bmak-Rn99 NOTICE Jr modern vehicle doesn’t need an elaborate “break-in.” But it will perform better in the long run if you follow these guidelines: Keep your speed at (804 km). Don’t drive at any one speed-fast or slow-for the first (804 km).
  • Page 79 LOCK: This position locks your ignition, steering wheel and transmission. It’s a theft deterrent feature. ignition is turned to LOCK. Off: This position lets you turn Use Off if you must have your vehicle example, i f your vehicle is being pushed). Run: This is the position for driving.
  • Page 80: Sterting Your Gasoline Engine

    Features & Controls On manual transmission vehicles, turning the key to steering column and result vehicle. This could cause a collision. If you need to turn the engine off while the vehicle is moving, turn the key only to the key -‘?ase lever while the vehicle is To Remove the Key On manual transmission vehicles, turn the key pressing the key release lever down.
  • Page 81 2. Don’t push the accelerator pedal before starting your engine. other vehicles you might need to do this, but because computer systems, you don’t. 3. Turn your ignition key to key. The idle speed will go down as your engine gets warm. Holding your key in Start for longer than your battery to be drained much sooner.
  • Page 82 Features & Don’t try to shift to P (Park) i f your vehicle is moving. I f you do, you could damage the transmission. Shift stopped. Manual Transmission Shift your gear selector while starting the engine. not all the way down-that’s 2.
  • Page 83 When the engine starts, let go of the key and accelerator pedal. Your engine is designed to work with the electronics in your vehicle. If you add electrical parts or accessories, you could change the way the fuel injection system operates. Before adding electrical equipment, check with your dealer.
  • Page 84 Featums & Controls Manual Transmission: Move your shift lever while starting the engine. not all -the way down-that's a safety feature. 2. Turn your ignition key L U U k 3. Press the accelerator pedal all the way down and then release With the ignition in Run, the GLOW PLUGS light will come on.
  • Page 85 When your engine is cold, let vehicle. This lets oil pressure build up. Your engine will sound louder when it's cold. NOTIP If you're not in an idling vehicle and the engine overheats, you wouldn't there to see the coolant temperature gage. hicle.
  • Page 86 CAUTION Plugging the cord into an ungrounded outlet could cause an electrical shock. Also, the wrong kind of extension cord could overheat and cause a fire. You could be seriously injured. Plug the cord into a properly grounded three-prong 11 0-volt outlet. If the cord won’t reach, use a heavy-duty three-prong extension cord rated for at least amps.
  • Page 87 off, . If the light. doesn’t go again. And, see your dealer If the light comes on and then goes out and you know your batteries are charged, but your engine still won’t start, your vehicle needs service. If your batteries don’t have enough .charge in the Index.
  • Page 88 Features & Controls To use the block heater: 1. Turn off the engine. Open the hood and unwrap the electrical cord. 3. Plug it into a normal, grounded 110-volt outlet. Plugging the cord into an ungrounded outlet could cause shock. Also, the wrong extension cord could overheat and cause a fire.
  • Page 89 Automatic lLansmission There are several different positions for your gear lever. P (Park) This locks your rear wheels. It’s the best position engine because your vehicle can’t move easily. It is dangerous to get out of your vehicle in P (Park) with the parking brake firmly set. Don’t leave your vehicle when the engine is running unless you have to.
  • Page 90 Featums & Contmls R (Reverse) Use this gear to back up. Shifting to R (Reverse) while your vehicle your transmission. Shift damaging your transmission, see Snow” in the Index. N (Neutral) In this position, your engine doesn’t connect with the wheels. you’re already moving, use vehicle is being towed.
  • Page 91 D (Third Gear) This is like OD, but you never go into Overdrive. You should use towing a trailer, carrying driving. 2 (Second Gear) This position gives you more power but lower fuel economy. on hills. It can help control your speed roads, but then you would also want If you manually select 2, the transmission will drive in second gear.
  • Page 92 Features & Controls FivemSpeed Manual lZransmission (Without Low Gear) This is your shift pattern. Here’s how to operate your transmission: (First Gear)-Press the clutch pedal and shift into up on the clutch pedal as you press the accelerator pedal. You can shift into you’ve come to a complete stop and it’s hard to shift into shift lever in Neutral and let up on the clutch.
  • Page 93 2 (Second Gear)-Press accelerator pedal and shift into pedal as you press the accelerator pedal. (Third, Fourth and Fifth same way you do for 2. Slowly let up on the clutch pedal as you press the accelerator pedal. To Stop -Let up on the accelerator pedal and press before the vehicle stops, shift to Neutral.
  • Page 94 This is your shift pattern. Here’s how L (Low Gear) (Overdrive Five-Speed Transmission Only)-Press clutch pedal and shift into you press the accelerator pedal. Shift into speed is below 5 mph (8 km/h). If you try to shift into vehicle speeds, the shift lever will not move into the vehicle speed is reduced.
  • Page 95 To Stop-Let up on the accelerator pedal and press the brake pedal. Just before the vehicle stops, press the clutch pedal and the brake pedal, and shift to N (Neutral). N (Neutral)-Use this position when you start or idle your engine. R (Reverse)-To back up, press the clutch pedal slowly while pressing the accelerator pedal.
  • Page 96: Locking Rear Axle

    Features & Controls Four-Wheel-Drive Vehicles Only: equipped with a manual transmission, disregard the shift light when the transfer case is in 4 LOW. Shift Speeds-Manual Transmission This chart shows when MANUAL TRANSMISSION RECOMMENDED SHIFT SPEED Engine and VIN Trans. Code 4,3L V6 5-Speed* 5.7L V8...
  • Page 97: Parking Brake

    Parking Brake To set the parking brake: Hold the regular brake pedal down with parking brake pedal with your left warning light will come To release the parking brake: Hold the regular brake pedal down. Pull the lever marked Driving with the parking brake on can cause your rear brakes You may have to replace them, and you also da other your vehicle.
  • Page 98 Features & Controls Propshaft Brake Burnish Procedure If you have a 3500 HD Model, it is recommended that the propshaft mounted parking brake be burnished brake will work best after Make 10 stops, using the parking brake foot pedal, from 20 mph (32 km/h) about 2 112 miles (4 km) apart.
  • Page 99 Steering Column Shift Lever 1. Hold the brake pedal down with your right brake. 2. Move the shift lever into the P (Park) position like this: Pull the lever toward you. Move the lever up as far as it will go. 3.
  • Page 100 Leaving Your Vehicle With the Engine Running (Automatic Transmission Models Only) CAUTION It can be dangerous to leave your vehicle with the engine running. Your vehicle could move suddenly (Park) with the parking brake firmly set. If you have a four-wheel drive with a manual transfer case shift lever and your transfer case roll, even if your shift lever is in case is in a drive gear-not in...
  • Page 101: Parking Over Things That Burn

    Parking Over Things That Burn I& AM220008 CAUTION A Things that can burn could touch hot exhaust parts under your over vehicle and ignite. Don't park papers, leaves, dry grass things that can burn. 2-33...
  • Page 102: Engine Exhaust

    Featums & Contds Engine Exhaust t h . t hr--- 'xhaust coming in Your exhaust system sounds strange Your vehicle sets Your vehicle Your vehicle was damaged when road or debris. road over Repairs weren't done correctly. Your vehicle or exhaust system had ever If you suspect exhaust is coming into your vehicle:...
  • Page 103: Running Your Engine While You're Parked

    Running Your Engine While You% Parked [Automatic mansmission) It’s better not to park with the engine running. But are some things to know. CAUTION ‘ Idling the engine with the air system control jangerous exhaust into your vehicle. (See the earlier Caution under ‘Engine Exhaust”.) Also, Idling in a closed-in place can let deadly oxide...
  • Page 104: Four-Wheel Drive

    Features & Contmls Four- Wheel Drive CAUTION can be dangerous to get out of your vehicle if the shift lever -is not fully in P (Park) with the parking brake firmly set. roll. Don’t leave your vehicle when the engine have If you’ve left the engine running, the vehicle can suddenly.
  • Page 105: Transfer Case

    Transfer Case The transfer case shift lever lever to shift into and out of four-wheel drive. An indicator near the lever shows you the transfer case settings: is on the floor to the right of the driver. Use this 2-37 PO276 K2224...
  • Page 106: Front Axle Locking Feature

    Featwes & Contmk The front axle portion of the indicator diagram will light up when you shift into four-wheel drive. A slight delay between shifting and the indicator’s normal. If the indicator does not light out after you shift out system.
  • Page 107: Windows

    Whenever you are in four wheel-drive, does not operate. The regular brake system operates normally. When you shift back into two-wheel drive, Windows To open your manual windows, turn the hand crank lower your side door windows. If you have the optional power windows, doors.
  • Page 108 Features & ContmIs Sliding Rear Window Your vehicle may have a sliding rear window. driver’s side of the latch forward and Slide the window open. When you passenger side window and press the driver’s side rearward firmly. Be sure the latch catches. Swing-Out Windows (Extended Cab) If your vehicle has rear swing-out windows, just unlatch them at their clasps and push out on the glass...
  • Page 109: Horn

    Horn To sound the horn, press the pad with the horn symbol on it. The pad is located in the center of the steering wheel. Tilt Wheel (Option) tilt steering wheel allows you to adjust the steering wheel before you drive. You can also raise it to the highest level to give your legs more room when you exit and enter the vehicle.
  • Page 110: Multifunction Lever

    Features & ContrOrs To tilt the wheel, hold the steering wheel and steering wheel to a comfortable level, then release the lever in place. Mu/tifunction Lever The lever on the left side Turn Signal and Lane Change Indicator Headlight High-Low Beam Windshield Wipers Windshield Washer Cruise Control (Option)
  • Page 111 Turn Signa/ and Lane Change Indicator The turn signal has two upward (for Right) and two downward (for Left) positions. These positions allow you To signal a turn, move the lever all the way up finished, the lever will return automatically. A green arrow on the instrument panel will flash or lane change.
  • Page 112 Features & Controls beam lights with fog lamps at all times, or that headlights be turned on whenever you must use your windshield wipers. prohibit driving solely with parking lights, especially at dawn or dusk. It is recommended that you check with your own state or provincial highway authority for applicable lighting regulations.
  • Page 114: Windshield Washer

    Features & Controls Windshield Washer At the top of the multifunction lever there’s a paddle marked with the windshield washer symbol and PUSH. To spray washer fluid on the windshield, push the paddle. The wipers will clear the window and then either stop speed.
  • Page 115: Cruise Control

    When using concentrated washer instructions for adding water. Don’t mix water with ready-to-use washer fluid. Water can cause the solution to freeze and damage your washer of the washer system. fluid. Fill your washer fluid tank only 314 full when it’s very cold. This allows for expansion, which could damage the tank full.
  • Page 116 Features & Contmls Cruise Control can be dangerous where you can’t safely drive at a steady speed. roads or in heavy traffic. Cruise Control can be dangerous on slippery roads. On such roads, fast changes in tire traction can cause needless wheel spinning, and you could lose control.
  • Page 117 To Resume a Set Speed Suppose you set your Cruise Control at a desired speed and then you apply the brake. This, of course, shuts off the Cruise Control. But you don’t need to reset it. Once you’re going about move the Cruise switch You’ll go right back up to your chosen speed and stay there.
  • Page 118 .Featurns & Controls To Increase Speed While Using Cruise Control There are two ways to go 1. Use the accelerator pedal to get Push the button at the end accelerator pedal. You’ll now cruise at the higher speed. Here’s the Second Way to go to a higher speed: Move the Cruise switch from to the speed you want, and then release the switch.
  • Page 119 To Reduce Speed While Using Cruise Control Push in the button at the end speed you want, then release it. 2. To slow down in very small amounts, push the half second. Each time you do this, you’ll go Passing Another Vehicle While Using Cruise Control Use the accelerator pedal off the pedal, your vehicle will slow down earlier.
  • Page 120 Features & Confmls To Get Out of Cruise Control There are several ways 1. Step lightly on the brake pedal manual transmission OR; Move the Cruise switch to turn off the Cruise Control: or push the clutch pedal, to OFF. 2-52 K2206 if you have a...
  • Page 121: Headlights And Vehicle Lighting

    Headlights and Vehicle Lighting Your light switches are on the left side Push the left side the switch with the parking lights symbol Parking Lights Sidemarker Lights Clearance Lights (if you have them) Taillights License Plate Lights instrument Panel Lights Transfer Case Shift Indicator Light Push the left side of the switch with the master lighting symbol on...
  • Page 122 Push the right side of the switch with the lights. Turn the dial at the right of the dial all the way up turns on the interior lights. You can switch your headlights from high to low beam by pulling on the turn signal/high beam lever.
  • Page 123 Daytime Running Lights (DRL) Indicator Light (Canada Only) If your vehicle was first sold, when new, the instrument panel. It goes on whenever the Daytime Running Lights are on. Daytime Running Lights (Canada Only) The Canadian Federal Government has decided that “Daytime Running Lights”...
  • Page 124 Features & Contmls Dome Lights The dome lights will come on when you open the side doors. You can also turn the dome lights on by turning the interior light dimmer dial all the way up until it clicks. If you have a four door model, you can use below the headlight switch, to set the dome lamps or remain off.
  • Page 125 Reading Lights Reading Lights If your vehicle has reading lights, press the bar next to the light to light on. Press the bar again to turn the light If your vehicle has an overhead console with reading lights, they can be swiveled to point in the direction you want.
  • Page 126 Features & Controls Cargo Lamp To turn your optional cargo lamp on, push the side cargo lamp symbol on it. The switch is below the main light switch. The dome light must be on Underhood Reel Light You may have an underhood reel light.
  • Page 127: Mirrors

    To use the light, pull up on the lever and unreel as you pull the light. When you are done using the light, reel the cord back into the housing by turning the handle. Then, slide the light into the holder. Press lever to lock the light into the holder.
  • Page 128 Features & Controls Outside Mirrors Adjust your outside mirrors have a clear view of objects behind you. Some mirrors can be folded in to enter narrow doorways. Convex Outside Mirror Your right side mirror may be convex. you can see more from the driver’s seat. If you aren’t used to a convex mirror, convex mirror can make things (like other vehicles) look farther away than they really are.
  • Page 129: Sun Visors

    Electric Outside Rearview Mirrors If you have electric mirrors, they can be adjusted from inside the vehicle. Select the mirror by moving the center located on the driver's door armrest, mirror angle by pressing the outer arrows on the switch until the mirror is adjusted where you want Sun Visors To block out glare, you can swing dowr...
  • Page 130: Cigarette Lighterlashtrays

    Featumes & Controls Some visors have an extender on the inside edge. When the visor pull the extender out for extra glare coverage at the front or side. Some visors have mirrors with lights. The mirror lights will come lift the mirror cover. Cigarette Lighter/Ashtrays To use the 'lighter, push pop back by itself.
  • Page 131 Don't hold a cigarette lighter do, it won't be able to back away from the heating element when To remove the front ashtray, pull on the front To remove the rear ashtrays, tabs and pull. Don't put papers and other things that burn into your ashtrays. cigarettes or other smoking materials could set them S t o a l e Compartments Your vehicle has a variety of storage compartments provided for your...
  • Page 132 Features & Controls Center Floor Console Your vehicle may have a console compartment between the bucket seats. open it, just squeeze the buttons on both sides Use your round key to lock this compartment. Your console handy place to hold cups. Your console also has a cup holder that slides out, for the back seat passengers to use.
  • Page 133 Cup Holder If your vehicle has a full attached to the instrument panel. To use the cup holder, pull the handle and slide the cup holder tray out until it stops. Then, let the cup holder swing down into position. holder, lift the front and slide the tray all the Center Overhead Console Your vehicle may have an overhead console.
  • Page 134 Features & Contmls If you have a garage door opener, the front overhead compartment can be used to conveniently store the opener. To install the garage door opener, first open the compartment door by pressing the release button forward. Peel the protective backing from the hook and the back of your garage door opener, as possible.
  • Page 135 Use the pegs inside the compartment door compartment door will contact the control button on the garage door opener. Add one peg at a time until the garage door opener operates with the compartment door closed, when you push the The center overhead compartment can be used sunglasses.
  • Page 136: Storage Compartments

    Features & Contmls The rear overhead compartment can be used book. To open the compartment, press the release button located at the rear the compartment door. Other Storage Compartments Some vehicles have storage areas in the instrument panel. Use these spaces for items such as gloves or store a small item, like a small books.
  • Page 137 Some vehicles have a storage area behind the seat. Some models have a storage pocket on each use the pocket store a variety of the front doors. You can of small items. 2-69 K2241 K2269...
  • Page 138 Features & Contmls...
  • Page 139 K2459...
  • Page 140 Features & Confrols 2-72 C'.. K2178...
  • Page 141 2-73 PB003...
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  • Page 143 "p 2-75 PBO(...
  • Page 144: Instrument Cluster

    Features & Contmls Instrument CIuster Your instrument cluster is designed to let you know at a glance how your vehicle is running. You’ll know how fast you’re going, about how much fuel you have and many other things you’ll need to know to drive safely and economically.
  • Page 145 on the driver’s door to show the old mileage reading when the new odometer was installed. Trip Odometer The trip odometer can tell you how far your vehicle has been driven since you last set the trip odometer To reset the trip odometer, fully press the reset button located near the readout.
  • Page 146 Features & Controls Tachometer If you have a tachometer, it displays the engine speed in revolutions per minute (rpm). If you have the Sport Performance Model (RPO reading will go to 6,000 RPM. Do not operate the engine with the tachometer engine or other could parts...
  • Page 147 you know they’re working. be alarmed when this happens. Gages can indicate when there may be or vehicle’s functions. Often gages know when there’s a problem with your vehicle. When one of the warning lights comes on and stays on when you are driving, or when one of the gages shows there may be a problem, check the section that tells you what to do about it.
  • Page 148 Features & Controls that the pedal is harder to push. Or, the pedal may go closer to the floor. may take longer to stop. If service. (See “Towing Your Vehicle” in the Index.) CAUTION Your brake system may not be working properly light is on.
  • Page 149 GLOW PLUGS Light I - - GLOW PLUGS Your diesel engine has a special starting system. An instrument panel PLUGS light tells you when the engine is ready upper right of your cluster. For more details, see “Starting Your Diesel Engine”...
  • Page 150 Features & Controls “Engine Coolant’’ in the Index and have your vehicle serviced as soon you can. Charging System Light The red charging system light your instrument cluster. ignition, before starting the engine, as a check After the engine starts, the light should while you are driving, you may have a problem with your electrical charging system.
  • Page 151 Malfunction Indicator Lamp (Service Engine SERVICE EF_'31NE SOON A computer monitors operation systems. This light should come on when the ignition is on but the engine is not running, as a check to show you it is working. If all, have it fixed right away. If it stays on, or comes on while you are driving, the computer is indicating that you have vehicle in for service soon.
  • Page 152 Features & Controls CHECK GAGES Light This light will come on briefly when you are starting the engine. comes on and stays your vehicle. Check your various gages to see zones. Daytime Running Lights (DRL) Indicator Light (Canada On/y) your vehicle was first light on the instrument panel.
  • Page 153 SHlFT Indicator Light This light, with the SHlFTlarrow symbol, is at the left side cluster on some vehicles with manual transmissions. Depending particular model, your vehicle may not have this light. The SHIFT indicator light will help you get the best fuel economy. See “Shift Light” or “Shift Speeds-Vehicles Without Shift Light”...
  • Page 154 Features & Contmls beam headlights. For more details about high beams, see “Headlight High-Low Beam Changer” earlier Turn Signal and Lane Change Indicator These lights, with the green arrows, are cluster. The signal indicator will come on whenever change. See “Turn and Lane Change Signal” earlier in this section.
  • Page 155: Gages

    Gages Fuel Gage Standard Cluster, Gas ADED FUEL ONLY Tachometer Cluster, Tachometer Cluster, Diesel The fuel gage, when the ignition have left in your tank. The gage will first indicate empty before you are out of fuel, and you should get more fuel Standard Clusfer, Diesel DtESEL FUEL ONLY U N t E...
  • Page 156 Features & Controls Listed are four situations you may experience with your fuel gage: At the gas station, the fuel pump shuts It takes a little more or less fuel to For example, the gage may have indicated the tank was half full, but actually took a little more or less than half the tank's capacity to tank.
  • Page 157 Oil Pressure Gage Standard Cluster, Gas Tachometer Cluster, The oil pressure gage shows the engine oil pressure square inch) when the engine is running. Canadian vehicles indicate pressure in kPa (kilopascals). Oil pressure may vary with engine speed, outside temperature and oil viscosity, but readings above the low pressure zone indicate the normal operating range.
  • Page 158 Features & Controls A reading in the low pressure zone may be caused level or other problem causing low possible. IUIY Don’t keep driving can become so hot that it catches on fire. You or others could be burned. Check your oil as soon as possible and have your vehicle serviced.
  • Page 159: Camper Wiring Harness

    You can only drive for a short time with the reading in either warning zone. If you must drive, turn serviced as soon as possible. Camper Wiring Harness The optional 5-wire harness is stored in’ the front stake pocket on the driver’s side of’...
  • Page 160 i L W 1 ' : - 2-92...
  • Page 161 Comfort Controls & Audio Systems In this section you’ll find out how to operate the comfort control and audio systems offered with your vehicle. Be sure supplied with your vehicle. For explanation of vehicle symbols in this secrlon, reTer to “Vehicle Symbols”...
  • Page 162: Comfort Control System

    Comfort Controls & Audio Systems Comfort Control System Flow-Through Ventilation System Your vehicle's flow-through ventilation system supplies outside air of your vehicle when it is moving. With the side windows closed, air into the front air inlet grilles, through the vehicle and out the rear air exhaust valves.
  • Page 163 Air Vents K2315 on the sides of your instrument You will find air vents in the center and panel. You can move the vents to direct the flow of air, or close the vents altogether. When you close a vent, it will increase the flow of air coming out of any vents that are open.
  • Page 164: Heating System (Without Air Conditioning)

    Comfort Conhvls & Audio Systems Heating System (Without Air Conditioning) If your vehicle does not have air conditioning, this is what your heating system will look like. Fan Knob The knob on the right has four positions. toward To decrease the air flow, turn (t).
  • Page 165: Heater Output

    Heater Output Optional Engine Block Heater If your engine is equipped with an optional engine block heater, you can use it during initial start-up in cold weather (20”F, -8”C, or lower) to help heat the passenger compartment faster. Because an engine block heater warms the engine coolant, your vehicle’s heating system can provide some heat as soon as you start the engine.
  • Page 166 Comfort Controls & Audio Systems When you first turn on your vehicle’s air conditioning, open the windows to clear the vehicle of hot air. Your system has a lighted display showing each system when During normal operation, all the lights won’t come on at the same time. Only the ones displaying the current settings will light.
  • Page 167 Right Button Defrost (Top): Press here to operate the defroster. Heated air comes out near the windshield. You can use it to help clear fog or ice on your windshield. Heater (Bottom): Press here, and heated air comes out near the floor. This setting is best for passenger comfort The air flow can be blended between the two positions.
  • Page 168: Rear Window Defogger

    Comfort Controls & Audio Systems Rear Window Defogger You can tell if your vehicle has this option by looking at the rear window. you see lines running across the glass, you have it. Thes'e are the wires which heat your window. For best results, clear the window To turn on the rear window defogger, on your instrument panel, just below the heater system.
  • Page 169: Audio Systems

    Audio Systems Your Delco@ audio system has been designed years of listening pleasure. But you will get the most enjoyment out you acquaint yourself with and how to operate all its controls, the advanced engineering that went into Hearing damage from late.
  • Page 170: Am Stereo

    Comfort Controls & Audio Systems AM Stereo This means the Delco@ system can receive C-QUAM@ stereo broadcasts. Many AM stations around the country use C-QUAM@ though some do not. (C-QUAM@ If your Delco@ system can get C-QUAM? your when you’re receiving it. How to Operate Your AM ETWRadio To Play the Radio Press the PWR-VOL-TONE knob to switch the radio on and...
  • Page 171: How To Operate Your Am-Fm Stereo Audio System

    Pushbuttons The five pushbuttons let you return to favorite stations. Just: Tune in the station you want. Press the SET button. (SET appears in the seconds). Within 5 seconds, press one Whenever you press that button, the preset station will return. How to Operate Your AM-FM Stereo Audio System and Cassette Deck To Play the Radio...
  • Page 172 Comfort Contmls & Audio Systems and bottom buttons adjusts the front and rear speaker volume, or fade. The relative balance and fade adjustments are shown TUNE Press the to increase frequency and AM/FM Push to get AM or FM. SEEK Press the SEEK button to make the receiver seek, and stop at, the next higher available station.
  • Page 173 BASS Push to hear more bass. Push (-) to hear less bass. Adjust these buttons to give a pleasing sound. just reduce TREB to lessen interference. Cassette Deck ..... . .
  • Page 174: How To Operate Your Am-Fm Stereo Audio System And Cassette Deck With Equalizer

    Comfort Contmls & Audio Systems If a tape is inserted with side “1” (or that side is being played. Likewise, a down arrow would indicate that side (or “B”) had been selected. The player will automatically switch side of the tape when the first side ends. EJECT To remove the tape or stop the tape and switch button.
  • Page 175 TUNE To tune in radio stations, push the decrease frequency. A MIFM Push to get AM or FM. SEEK Press the SEEK button to make the receiver seek, and stop at, the next higher available station. SCAN Press the SCAN button to make the receiver scan, and momentarily pause at, all available stations.
  • Page 176 Comfort Controls & Audio Systems AmSt The AmSt button is just below the an AM station that broadcasts in stereo. when you’re receiving AM stereo. If you push AmSt and there is no more noise, means the station is weak. You’ll hear the station better use AmSt.
  • Page 177 Press (+) to emphasize a frequency, press to begin with all the controls in the middle position, then adjust each control as you like. Observe the Cr02 This button sets tape bias. When press Cr02 (the light in the button will come tapes, press the button again (the light will PROG To go from one side...
  • Page 178: Care Of Your Cassette Tape Player

    Comfort Contrors & Audio Systems Care of Your Cassette Tape PIayer A tape player that is not cleaned regularly can cause reduced sound quality, ruined cassettes, or a damaged mechanism. Cassette tapes should be stored in their cases away from contaminants, direct sunlight, and extreme heat. they aren't, they may not operate properly or cause failure of the tape player.
  • Page 179 Your Driving and the Road Here you’ll find information about driving different kinds varying weather conditions driving Road Signs Defensive Driving Drunken Driving Control of a Vehicle Braking Steering Steering in Emergencies rassing Loss of Control Off-Road Driving With Your Four-wheel Drive Vehicle Driving at Night Driving in the Rain Driving in Fog, Mist and Haze...
  • Page 180 Parking on Hills Winter Driving Towing a Trailer Power Winches Power Take-Off 4-49 4-52 4-55 4-62 4-62...
  • Page 181: Road Signs

    Road Signs The rbad signs you see everywhere are coded by color, shape and symbols. It’s a good idea to know these codes so that you can quickly grasp the basic meaning intent of the sign even before you have a Color of Road Signs RED means STOP.
  • Page 182 Your Driving and the Road SHOULDER ORANGE indicates road construction or maintenance. You’ll want down when you see an orange sign, or torn up. And there may be workers and maintenance vehicles around, GREEN is used to guide the driver. Green signs may indicate upcoming freeway exits or show the direction you should place.
  • Page 183 CANOEING BROWN signs point out recreation areas or points interest. Road Shape of Signs The shape of the sign will tell you something, too. An OCTAGONAL (eight-sided) sign means letters, , . - SWIMMING TOPA STOP. It is always red with white AM402006 historic or cultural AM402007...
  • Page 184 Your Driving and the Road A DIAMOND-shaped sign is a warning end of a divided highway, a curve, steep hill, bridge. A TRIANGLE pointed downward, indicates YIELD. to traffic on certain approaches A TRIANGULAR sign also is used on two lane roads to indicate a PASSING ZONE.
  • Page 185 KEEP RIGHT RECTANGULAR (square or oblong) signs show speed limits, parking regulations, give directions, and such information as distances Symbols on Road Sjgns There are many international road signs of many of these signs is in pictures or graphic symbols. The basic message A picture within a circle with a diagonal NO U...
  • Page 186 Your Driving and the Road Traffic Lights We’re all familiar with traffic lights or stop lights. Often, green arrows are being used in the lights for improved traffic control. On some multilane roads, green arrows light up, indicating that traffic make a turn.
  • Page 187 Pavement Markings Pavement markings add drivers without taking attention from the roadway. side of the road or lane means “don’t cross.” Your Own Signals Drivers signal to others, too. It’s not only more polite, it’s safer drivers know what you are doing. And signals.
  • Page 188: Defensive Driving

    Your Driving and the Road Defensive Driving The best advice anyone can give about driving is: Drive defensively. Please start with a very important safety device (See “Safety Belts” in the Index.) Defensive driving really means “be ready for anything.” On city streets, roads, or freeways, it means “always expect the unexpected.’’...
  • Page 189: Drunken Driving

    Drunken Driving Death and injury associated with drinking and driving the number one contributor to the highway death toll, claiming thousands of victims every year. Alcohol takes away three things that anyone needs drive a vehicle: Judgment Muscular Coordination Vision Police records show that half alcohol-a driver, a passenger or someone else, such as a pedestrian, had been drinking.
  • Page 190 Your Driving and the Road According to the American Medical Association, a 180-pound (82 kg) person who drinks three 12-ounce with a BAC of about 0.06 percent. The person would reach the same BAC by drinking three 4-ounce (120 each had 1-112 ounces (45 ml) of a liquor like whiskey, gin or vodka. It’s the amount of alcohol that counts.
  • Page 191 that. The BAC will be over hour). course, as we’ve seen, drinks, and how quickly the person drinks them. But it’s very important to keep in mind that the ability below a BAC of 0.10 percent. Research shows that the driving skills people are impaired at a BAC approaching are worse at night.
  • Page 192: Control Of A Vehicle

    Your Driving Control of You have three systems that make your They are the brakes, the steering and the accelerator. to do their work at the places where the tires meet the road. Sometimes, as when you’re driving on snow or ice, it’s easy to ask more of those control systems than the tires and road can provide.
  • Page 193 Most drivers treat their brakes with care. Some, however, overwork braking system with poor driving habits. Avoid needless heavy braking. Some people drive acceleration followed by heavy braking-rather traffic. This is a mistake. Your brakes may not have time between hard stops. Your brakes will wear out much faster lot of heavy braking.
  • Page 194 keep pace with the traffic . o f will eliminate a lot unnecessary braking.. That means longer brake life; If your engine ever pump your brakes. If your- engine stops, you w i l l wi l l use it when you brake. Once stop take longer to Anti-lock Brakes (ABS)
  • Page 195 As you brake, your computer keeps receiving updates on rear wheel speed and controls braking pressure accordingly. CAUTION Anti-lock doesn’t change the time you need the brake pedal. you won’t have time slows or stops. Always leave enough room up ahead though you have anti-lock brakes.
  • Page 196 Your Driving and fhe Road Brake System Warning Light This light appears on your instrument cluster braking’ system needs service. See “Brake System Warning Light” Index. Disc Brake Wear Indicators If you have a C 3500 HD Model, it has four-wheel disc brakes. Disc brake pads have built-in wear indicators that make a high-pitched warning sound when the brake pads are worn and new pads are needed.
  • Page 197: Steering

    Rear Drum Brakes If you have rear drum brakes, they don’t have the wear indicators, but ever hear a rear brake rubbing noise, have the rear brake Also, the rear brake drums should be removed and inspected each time the tires are removed for rotation or changing.
  • Page 198 Your Driving and the Road Steering Tips Driving Curves It’s important to take curves at a reasonable speed. A lot of the “driver lost control” accidents mentioned on the news happen on curves. Here’s why: Experienced driver or beginner, each physics when driving on curves.
  • Page 199: Steering In Emergencies

    Steering in Emergencies There are times when steering can be more effective than braking. For example, you come over a hill and find a truck stopped in your lane, or a car suddenly pulls out from nowhere, or a child darts out from between parked cars and stops right braking-if you can stop in time.
  • Page 200 Your D r i v m Off-Road Recovery You may find. sometime that your right wheels have dropped off the edge of a road onto the shoulder while you're driving. If the level of the shoulder is only slightly below the pavement, recovery should be fairly easy.
  • Page 201 Not necessarily! Passing another vehicle on a two-lane highway potentially dangerous move, since the passing vehicle occupies the same lane as oncoming traffic for several seconds. judgment, or a brief surrender passing driver face to face with the worst collision. So here are some tips for passing: “Drive ahead.”...
  • Page 202: Loss Of Control

    Your Driving and the Road the right lane. (Remember that your right outside mirror is convex. The vehicle you just passed may seem to be farther away from you than really is). Try not to pass more than one vehicle at Reconsider before passing the next vehicle.
  • Page 203: Off-Road Driving With Your Four-Wheel Drive Vehicle

    may not realize the surface recognize warning clues-such as enough water, ice road to make a “mirrored surface’’-and slow down when you have any doubt. Remember: the rear wheel anti-lock braking system (RWAL) helps avoid only a rear braking skid. In a braking skid (where the front wheels are no longer rolling), release enough pressure on the brakes again.
  • Page 204 Your Driving and the Road Loading Your Vehicle for Off-Road Driving There are some important things vehicle. The heaviest things should be on the load floor and forward axle. Put heavier items as far forward as you can. Be sure the load is secured properly, so driving on the off-road terrain doesn’t toss things around.
  • Page 205 Tune your senses to different kinds of signals. -Your eyes, for example, meed to constantly sweep the terrain for unexpected obstacles. listen for unusual tire body you’ll need to respond to vibrations and vehicle bounce. Controlling your vehicle is the key best ways to control your vehicle is things to keep in mind.
  • Page 206 Your Driving and the Road Does the travel take you uphill or downhill? (There’s more discussion these subjects later.) Will you have to stop suddenly or change direction quickly? When you drive over obstacles steering wheel. Ruts, troughs, or other surface features can jerk the wheel out of your hands if you’re not prepared.
  • Page 207 Approaching a Hill When you approach a hill, you need just too steep to climb, descend, or cross. Steepness can be hard On a very small hill, for example, there may be with only a small change in elevation where you can easily see all the way to the top.
  • Page 208 Your Driving and the Road Turning or driving across steep hills can be dangerous. lose traction, slide sideways, and possibly roll over. seriously injured or I straight up. Ease up on your speed as you approach Attach a flag to the vehicle to make you more visible traffic on trails or hills.
  • Page 209 Here are some things you when going up a hill. Never attempt to prevent a stall by shifting into depressing the clutch, engine and regain forward momentum. This won’t work. roll backwards very quickly and you Instead, apply the regular brake brake.
  • Page 210 Your Driving and the Road If you decide you can go down a hill safely, then headed straight down, and use a low gear. This way, engine drag can help your brakes and they won’t have to do your vehicle under control at all times. CAUTION Heavy braking when going down a overheat and fade.
  • Page 211 Driving Across an Incline Sooner or later, an off-road trail will probably go across the incline this happens, you have to decide whether to try Here are some things to consider: A hill that can be driven straight up across. When you go straight up base (the distance from the front wheels likelihood the vehicle will tumble end over across an incline, the much more narrow track width...
  • Page 212 Your Driving and the Road Stalling on an Incline If your vehicle stalls when you’re crossing an incline, be sure you (and your passengers) get out on open. If you get out on the downhill side and the vehicle starts you’ll be right in its path.
  • Page 213 has an effect on steering, accelerating, and braking. the air pressure in your tires slightly when driving on sand. This will improve traction. Hard packed snow and ice offer the worst tire traction. On these surfaces, it’s very easy to lose control. On wet ice, for example, the traction that you will have difficulty accelerating.
  • Page 214: Driving At Night

    Your Driving and the Road After Off-Road Driving Remove any brush or debris that has collected on the underbody, chassis, or under the hood. These accumulations can be a fire hazard. After operation in mud or sand, have the brake linings cleaned and checked. These substances can cause glazing and uneven braking.
  • Page 215 Slow down, especially on higher speed roads. Your headlights can light up only so much road ahead. In remote areas, watch for animals. If you’re tired, pull off the road Night Vision No one can see as well at night as these differences increase.
  • Page 216: Driving In The Rain

    Your Driving and the Road A Few More Night Driving Suggestions Keep your windshield and all the glass on your vehicle clean-inside and out. Glare at night is made much worse by dirt on the glass. Even the inside the glass can build up a film caused by dust. Tobacco smoke also makes inside glass surfaces very filmy and can be a vision hazard Dirty glass makes lights dazzle and flash more than clean glass would, making the pupils of your eyes contract repeatedly.
  • Page 217 The heavier the rain, the harder blades are in good shape, a heavy rain can make and traffic signals, pavement markings, the edge people walking. Road spray can often be worse for vision than rain, especially if it comes from a dirty road. is wise to keep your wiping equipment in good shape and keep your windshield washer tank filled.
  • Page 218 Your Driving and the Road You might not be aware without realizing your tires aren’t in constant contact with the road. find out the hard way: when you have you get hit by a gust of wind. You could suddenly Hydroplaning doesn’t happen often.
  • Page 219: Driving In Fog, Mist And Haze

    Driving in Fog, Mist and Haze Fog can occur with high humidity or heavy frost. can see through it for several hundred feet (meters). that you can see only a few feet (meters) ahead. an otherwise clear road. And it can be When you drive into a fog patch, your visibility will be reduced quickly.
  • Page 220: City Driving

    Your Driving and the Road Tips Driving If you get caught in fog, turn your headlights on low beam, even You’ll see-and be seen-better. Use your fog Don’t use your high beams. The light will bounce make up fog and reflect back at you. Use your defogger.
  • Page 221: Freeway Driving

    Here are ways to increase your safety in city driving: Know the best way around trying to pick out a familiar street and plan your trip into an unknown part a cross-country trip. Try to use the freeways that rim and crisscross most large cities. You’ll save time and energy.
  • Page 222 Your Driving and the Road driving. Too-fast or too-slow driving breaks a smooth traffic flow. Treat the left lane on a freeway as a passing lane. Entering the Freeway the entrance there is usually a ramp that leads to the freeway. a clear view of the freeway as you drive along the entrance ramp, you should begin to check traffic.
  • Page 223: Driving A Long Distance

    close behind you, you can allow a little extra time and flash your brake lights (in addition to your turn signal) as extra warning that you are about down and exit. The exit ramp can be curvea, somerlmes quite sharply. The exit speed is usually posted.
  • Page 224 ‘ Your Driving and the Road Weather Forecasts: What’s the weather outlook along your route? Should -you delay your trip a short time to avoid a major storm system? Maps: Do you have up-to-date maps? On fhe Road Unless you are the only driver, ‘it others.
  • Page 225: Hill And Mountain Roads

    As in any driving situation, keep pace with traffic and allow adequate following distances. Hill and Mountain Roads Driving on steep hills or mountains is different from driving in flat or rolling terrain. If you drive regularly in steep country, or there, here are some tips that can make your trips safer and more enjoyable.
  • Page 226 CAUTION Coasting downhill in N (Neutral) or with the ignition ‘ Your brakes will have to get so hot that they wouldn’t work well. have your engine running and your vehicle downhill. Know how to go uphill. You may want The lower gears help cool your engine and transmission, and you can climb the hill better.
  • Page 227 Parking on Hills Hills and mountains mean spectacular scenery. But please be careful where you stop if you decide to look at the view or take pictures. Look for pull-offs or parking areas provided for scenic viewing. Another part of this manual tells how Brake”...
  • Page 228 Your Driving and the Road You don't have to jam your tires against the curb, if there is a curb. A gentle contact is all you need. Parking Uphill If there is a curb, turn your wheels to the left if the curb is at the right side of your vehicle.
  • Page 229 If there is no curb when you’re parking uphill, If there is no curb when you’re parking uphill on the left side street, your wheels should be turned to the left. Torque Lock (Automatic Transmission) If you are parking on a hill and you don’t shift your transmission into (Park) properly, the weight parking pawl in the transmission.
  • Page 230 Your Driving and the Road Winter Driving Here are some tips for winter driving. Have your vehicle in good shape for winter. Be sure your engine coolant mix is correct. Snow tires can help on ice than regular tires. snow, but may have to travel over ice, you may not want to switch to snow tires at all.
  • Page 231 What’s the worst time for this? “Wet ice.’’ and hard to drive on. But wet ice can be even more trouble because it may offer the least traction of all. (32°F; 0°C) and freezing rain begins until salt and sand crews can get there. Whatever the condition-smooth ice, packed, blowing or loose with caution.
  • Page 232 Your Driving and the Road You’re Caught in a Blizzard If you are stopped by heavy snow, you should probably stay with your vehicle unless you know for sure that you are near help and you can hike through the snow. Here are some things summon help and keep yourself and your passengers safe: Turn on your hazard flashers.
  • Page 233 Run your engine only as long as you the engine, make it go a accelerator slightly. This uses less fuel for the heat that you get and the battery (or batteries) charged. batteries) to restart the' vehicle, and possibly for signaling later on with your headlights.
  • Page 234 Your Driving and the Road NOTICF Pulling a trailer improperly can repairs not covered by your warranty. advice in this section. Every vehicle ready for some trailer. towing. If it was .built with trailering options, as many are, than just driving your vehicle by itself. Trailering means changes durability, and fuel .economy.
  • Page 235 used to pull a trailer all are important. And, special equipment that you have on your vehicle. our trailering information or advice, or you can write us at the address listed in your Warranty and Owner Assistance Information Booklet. In Canada, write to: General Motors of Canada Limited Customer Assistance Center 1908 Colonel Sam Drive...
  • Page 236 Your Driving and the Road Total Weight on Your Vehicle’s Tires Be sure your vehicle’s tires these numbers on the Certification label at the rear edge (or see “Tire Loading” GVW limit for your vehicle. Hitches It’s important to have the correct hitch equipment. Crosswinds, large trucks going by, and rough roads are a few reasons why you’ll need the right hitch.
  • Page 237 Driving with a Trailer Towing a trailer requires a certain amount for the open road, you’ll want the feel of handling and braking with the added weight always keep in mind that the vehicle you so responsive as your vehicle is by itself. longer and not nearly Before you start, check the trailer hitch and platform, safety chains, electrical connector, lights, tires and mirror adjustment.
  • Page 238 Your Driving and the Road drivers behind you are seeing check occasionally to be sure the trailer bulbs are Driving on Grades Reduce speed and shift downgrade. If you don’t shift down, you might have to much that they would get hot and no longer work well. On a long uphill grade, shift down and reduce your speed kmlh) or less to reduce the possibility of engine and transmission overheating.
  • Page 239 CAUTION It can be dangerous fully in P (Park) with the parking brake firmly set. roll. If you have left the engine running, the vehicle can move suddenly. You or others could be injured. when you’re on fairly level ground, use the steps that follow. If you have four-wheel drive and your transfer case your vehicle will be free to So, be sure the transfer case is in...
  • Page 240 Your Driving and the Road Power Winches If you wish to use a power winch on your vehicle, only use it when your vehicle NOTICE Use the regular brakes, set the parking brake or block the wheels your vehicle from rolling. Power rake-off (PTO) Before using a power take-off, refer instructions.
  • Page 241 Using a Transfer Case Mounted Power Take-Off (Manual Transmission) 1. Set the parking brake. Shift the transfer case into 3. Hold the clutch pedal down. If the vehicle will remain shift the transmission into the highest 4. Engage the power take-off. If you are going to drive the vehicle, shift you want.
  • Page 242 ”’ b ‘ ’ -...
  • Page 243 Here you’ll find what to do about some problems that can occur on the road Hazard Warning Flasher Other Warning Devices Jump Starting Towing Your Vehicle Engine Overheating a Tire Goes Flat Changing a Flat Tire Jack Storage Spare Tire ... You’re Stuck: In Sand.
  • Page 244 Hazard Warning Flashers Your hazard warning flashers let you warn others. They also let police know you have a problem. Your front and rear off. But they won't flash if you are braking. Press the button in to make your front and rear turn signal lights flash and off.
  • Page 245 To turn off the flasher, pull out on the collar. When the hazard warning flashers are on, your Other Warning Devices If you carry reflective triangles, you can set one about 300 feet (100 m) behind your vehicle. Jump Starting If your battery (or batteries) has run down, you may want vehicle and some jumper cables steps- below to do it safely.
  • Page 246 Pmbkms on the Road not be able to get enough power from a single battery to start your diesel engine. If your vehicle has more than one battery, use the battery that’s closest to the starter-this will reduce electrical resistance. 2.
  • Page 247 Using a match near a battery can cause battery gas People have been hurt doing this, and some have been blinded. Use a flashiight if you need more light. Be sure the batteries have enough water. Delco water to the new GM vehicle.
  • Page 248 Problents on the Road Dead Battery 7. Don’t let the other end touch metal. Connect terminal of the good battery. Use a remote positive vehicle has one. 8. Now connect the black negative terminal. Don’t let the other end touch anything until the next step. The other end of the negative cable unpainted metal part on the engine of the vehicle with the dead battery.
  • Page 249 Good Battery 10. Now start the vehicle with the awhile. Try to start the vehicle with the dead battery. If it won’t start after a few tries, 12. Remove the cables Take care that they don’t touch each other REMOVE CABLES IN THIS ORDER good battery and run the engine it probably needs service.
  • Page 250 Problenrs on the Road Towing Your Vehicle Try to have a GM dealer or a professional towing service tow your vehicle. They can provide the right equipment and know how to tow age. If your vehicle has been changed since like fog lamps, aero skirting, or special tires and wheels, these things be damaged during towing.
  • Page 251 If your vehicle has the four-wheel-drive option and the transfer case is engaged, a dolly must be used under the rear wheels when towing from the front. Engine Overheating You will find a coolant temperature gage on your vehicle instrument panel. you have a diesel engine, you will also instrument panel.
  • Page 252 Problems on the Road If your engine catches fire because you keep driving with no coolant, your vehicle can be bac"lI damaged. by your warranty. Steam Is Coming From Your Engine: If you get the overheat warning but see or hear no steam, the problem may not be too serious.
  • Page 253 Cooling System When you decide it’s safe A. Coolant recovery tank B. Radiator pressure cap C. Engine fan CAUTION ‘ 4 An electric fan under the hood can start up even when the engine is not running and can injure you. Keep hands, clothing, and tools away from any electric fan.
  • Page 254 ‘ The coolant level should be at have a leak in the radiator hoses, heater hoses, radiator, water pump somewhere else in the cooling system. Heater and radiator hoses, and other engine parts, can be very hot. Don’t touch them. If you Don’t run the engine lose all coolant.
  • Page 255 antifreeze at the coolant recovery tank. (See “Coolant” information about the proper coolant mix.) * Adding only plain water to your cooling system can be dangerous. Plain water, or some other liquid proper coolant mix will. Your for the proper coolant mix. With engine could get too hot but you wouldn’t get the overheat warning, Your engine could catch fire and you or others could be burned.
  • Page 256 If the overheat warning continues, there’s one more thing you can try. can add the proper coolant mix directly to the radiator, but be sure the radiator is cool before you ‘ Steam and scalding liquids from a hot cooling system can blow out and burn you badly.
  • Page 257 Then keep turning the pressure cap, but now push down as Remove the pressure cap. 3. Fill the radiator with the proper mix, up Then fill the coolant recovery tank to Put the cap back on the coolant recovery tank, but leave the radiator pressure cap off.
  • Page 258 Prob/ems on the Road 6. Start the engine and let getting hot. Watch out for the engine fan(s). 7. By this time, the coolant level inside the radiator filler neck may be lower. If the level is lower, add more of the proper mix through the filler neck until the level reaches the base 8.
  • Page 259 Engine Fan Noise This vehicle has a clutched engine cooling fan. When the clutch the fan spins faster to provide more air to cool the engine. In most every day driving conditions the clutch is not engaged. This improves fuel economy and reduces fan noise.
  • Page 260 Pmb/ems on the Road v n u IVII A Changing a tire can cause an injury. The vehicle can slip and roll over you or other people. injured. Find level fehicle from m -ut the shift lever in hift a manual transmission To be even more certain the vehicle won’t move, you can put chocks at the front and rear changed.
  • Page 261 JACKING TOOL STORAGE (TWO AND FOUR DOOR MODELS) JACKING TOOL STORAGE WHEEL WRENCH RATCHET JACKING I UHAUt (CHASSIS MODELS) TOOL RETAINER &# JACK 5-1 9 EXTENSION WRENCH JACK & TOOL JACK & TOOL COVER EXTENSION TOOL RETAINER JACK & TOOL STORAGE BOX PB008...
  • Page 262 Problenrs on the Road Jack Storage Your jack and wheel ratchet are behind the passenger seat. Turn. the wing nut counterclockwise and remove the cover Spare Tire Your spare tire is either underneath the rear inside of the bed on the driver’s side. information from the body supplier/installer.
  • Page 263 Underbody Carrier CAUTION To help avoid personal injury and property damage, never remove restow a tire fromho a stowage position under the vehicle while the vehicle is supported by a jack. Always the underside of the vehicle when restowing. To Remove the Spare Tire The ratchet has an UP marking and a tighten the tire fully against...
  • Page 264 Problems on the Road Attach the ratchet, with the of the wheel wrench on an angle through the hole Put the chisel end rear bumper. Be sure the wheel wrench connects into the hoist shaft. Turn the ratchet to the left until the spare tire can be pulled out from under the vehicle.
  • Page 265 Fickup Bed Mounting To remove the spare tire: 1. Turn the nut counterclockwise until off of the bolt and remove it from the bed. 2. Pull the tire Chanaina the Tire Start with the- jack, the jack handle and the ratchet. rear of the vehicle, you’ll need the jack handle extensions also.
  • Page 266 Attach the jack handle (and jack handle extensions, the UP marking on the ratchet facing lift the jack head a little. Before raising the vehicle, do the following things. Put your spare tire near the flat tire. Remove the wheel trim. there is a wheel cover, remove wrench.
  • Page 267 If your vehicle has wheel nut caps, remove them using the wheel wrench. Use the wheel wrench and ratchet, with and take them off. Then take the hub cap If the wheel has a trim ring, remove wrench. If the wheel has a smooth center piece or a center piece with recessed nuts, remove using the flat end of the wheel wrench...
  • Page 268 Prablems on the Road Using the wheel wrench and ratchet, with wheel nuts. Don't remove them yet. Position the jack under the vehicle. Getting under a vehicle when vehicle slips off the jack, you could be badly injured or killed. get under a vehicle when DOWN facing you, loosen...
  • Page 269 Raising your vehicle with the vehicle or may allow the vehicle lift head into the proper location before raising your vehicle. Front Raise the vehicle by rotating the ratchet clockwise. Make sure the marking faces you. Use the jack handle extensions rear of the vehicle.
  • Page 270 P ! ! 6 / e m s on the Road K2527 Remove all the wheel nuts and take off the flat tire. 5-28...
  • Page 271 CAUTION Sust or dirt on the wheel, or : a n make the wheel nuts become loose after could come off and cause an accident. When you change a wheel, remove any rust or dirt from the places where the wheel attaches the vehicle.
  • Page 272 PmMems on the Road Front Rear , . I PO500 Lower the vehicle by rotating the ratchet counterclockwise. Lower the jack completely. K2546 Tighten the nuts firmly in a criss-cross sequence as shown. Rotate the ratchet clockwise with the UP marking facing you. 5-30...
  • Page 273 Incorrect wheel nuts or improperly tightened wheel nuts can cause the wheel to become loose and even come accident. Be sure lace them, be sure to get the right kind. Stop somewhere as soon as you can and have tht; vvith a torque wrench to the proper torque.
  • Page 274 Pzloblenrs on the Road Pull the retainer through the wheel center. Attach the ratchet, side facing you, to the wheel wrench. Put the chisel end into the hole in the rear bumper. Turn against the underside of the vehicle. You will hear two “clicks” when the tire make sure.
  • Page 275 If You’re Stuck: In Sand, Mud, Ice or Snow What you don’t want to do when your vehicle is stuck is to spin your wheels. The method known as “rocking” can help you get out when you’re stuck, but you must use caution. CAUTION If you let your tires spin at high speed, they can explode and you...
  • Page 276 Problents on the Road Using the Recovery Hooks \" If you ever get stuck in sand, mud, ice ped with recovery hooks. The recovery hooks are provided at the front your vehicle. You may need be pulled to some place where you can continue driving. The recovery hooks, when used, are under a the vehicle straight out.
  • Page 277 K2457 NOTICE Never use the recovery hooks to tow the vehicle. Your vehicle could be damaged and it would not be covered by warranty. 5-35...
  • Page 278 ! . l i...
  • Page 279 Service & Appearance Care Here you will find information about the care begins with service and important fluid and lubricant levels your vehicle. and a section devoted Service Fuel (Gasoline Engines) Diesel Fuel Requirements and Fuel System Checking Things Under the Hood Hood Release Cleaning Your Diesel Engine Noise Control System...
  • Page 280 Service & Appearance Care Engine Coolant Power Steering Fluid Windshield Washer Fluid ... Brake Master Cylinder Replacing Brake System Parts Other Maintenance Items Lubrication Electrical System Battery Bulb Replacement Fuses and Circuit Breakers ... Exhaust System Loading Your Vehicle Tires Inflation-Tire Pressure Tire Inspection and Rotation When It's Time for New Tires...
  • Page 281: Service

    Service Your General Motors dealer knows your vehicle best happy with it. We hope you’ll go You’ll get genuine GM parts and GM-trained and supported service people. We hope you’ll want to keep your GM vehicle have one of theqe marks: Doing Your Own Service Work If you want to...
  • Page 282: Fuel (Gasoline Engines)

    Service & Appearance Care If you try to do your own service work without knowing enough about your vehicle could be damaged. Maintenance Schedule Section 7 of this manual, “Scheduled Maintenance Services”, explains the maintenance your new vehicle needs, and when has a form that you can use to record the maintenance work done on your sure vehicle.
  • Page 283 If you’re using fuel rated at 87 octane or higher and you knocking, your engine needs service. But don’t worry pinging noise when you’re accelerating you don’t have to buy a higher octane fuel to get rid heavy, constant knock that means you have a problem. What about gasoline with blending materials that contain oxygen, such as MTBE or alcohol? MTBE is “methyl tertiary-butyl ether.”...
  • Page 284: Diesel Fuel Requirements And Fuel System

    Service & Appearance Care Diesel Fuel Requirements and Fuel System Some states and provinces have restrictions on the purchase for light-duty vehicles and require you Some of these restrictions apply only residents and visitors. These restrictions can change. restrictions in any state or province, contact your auto club, the police or other officials.
  • Page 285 Cold Weather Operation In cold weather (below 20”F, or fuel (a blend of 1-D and 2-D). Be sure you get the right fuel. temperatures (when it stays below 0°F or -18”C), use Number 1-D. If you’re driving in very cold temperatures and can’t get Number “winterized”...
  • Page 286 Service & Appearance Care This light also should come on when you start your engine, as a check. If it so it will be there to let you know doesn’t, have it fixed water in your fuel. If the light comes on at any other time, use this chart. “WATER IN FUE PROBLEM Light comes on intermittently.
  • Page 287 off, open the water drain valve 3. With the engine 4. Start the engine and allow it to idle for is observed. Stop the engine and close the water drain valve. 6. Install the fuel tank cap. If the WATER IN FUEL light comes on again after driving the engine runs rough or stalls-a large amount pumped into the fuel tank.
  • Page 288 Service & Appearance Care Running Out of Fuel (Diesel Engines) If the engine stalls and you think that you’ve run out 6.5L Engine First, open the fuel filter air bleed valve or remove the screw. then you are probably out To restart your engine: 1.
  • Page 289 2. Unplug the Shut-Off solenoid wire from the fuel pump engine from starting. 3. With the air bleed valve open, 15 seconds to crank (but not start) your engine. Keep doing this until you can just see some clear fuel at the air Diesel fuel is flammable.
  • Page 290 Service & Appearance Cave 3. The filter is behind the air cleaner on the intake manifold. Unscrew and take off the ring nut from the the top out of the filter head. 4. If there is any dirt on the element sealing surface clean it off.
  • Page 291 6. Open the air bleed valve. 7. Turn your ignition key the starter to cool. Do this until you can see clear fuel coming from the air bleed valve. 8. Close the air bleed valve and replace the fuel tank cap. 9.
  • Page 292 Service & Appearance Care To remove the filter: off your engine and set your parking brake. 1. Turn 2. Take off the fuel tank cap. This releases pressure in the tank. K2669 3. The filter is behind the air cleaner on the intake manifold. Using a screwdriver, separate both bail wires.
  • Page 293 6. Close the water drain valve and connect a hose going from the air bleed valve port to a fuel-resistant container. The inside diameter should be one-eighth 7. Turn your ignition key to for the starter to cool. Do this until you can see clear fuel coming from the air bleed valve.
  • Page 295: Checking Things Under The Hood

    CAUTION If you get gasoline on you and then something ignites it, you could be badly burned. Gasoline can spray out on you filler cap too quickly. This spray can happen full, and is more likely in hot weather. Open the fuel filler cap slowly and wait for any "hiss"...
  • Page 296 Service & Appearance Cam If your vehicle has air conditioning, the auxiliary fan under the hood can start up and injure you even when the engine is not running. Keep your hands, clothing and tools away from any underhood electric fan, if you have one. Things that burn can get on hot engine parts and start include liquids like gasoline or diesel fuel, oil, coolant, brake fluid, windshield washer and other fluids, and plastic or rubber.
  • Page 297: Cleaning Your Diesel Engine

    Cleaning Your Diesel Engine you spray or pour water or any other arm or hot, or when it is running, you you ever clean the engine, clean Noise Control System The following information relates to compliance with Federal noise emission standards for vehicles with a Gross Vehicle Weight Rating (GVWR) of more than 10,000 pounds (4 536 kilograms).
  • Page 298: Engine Oil (Except Diesel)

    Service & Appearance Care Exhaust: Removal of muffler andlor resonator. Removal of exhaust Engine Oil (Except Diesel) It's a good idea to check your engine get an accurate reading, the oil must be warm and the vehicle must be on level ground.
  • Page 299 When to Add Oil: If the oil is at to add some oil. But you must use the right kind. This part explains what kind of oil to use. For crankcase capacity, see “Capacities and Specifications” in the Index. Don’t add too much oil. If your engine has so much oil that the oil level gets above the upper mark that shows the proper operating range, your engine could be damaged.
  • Page 300 What Kind of Oil to. L .ook for three things: SG must be on the. oil container, either by itself or combined with other quality designations, such letters show American Petroleum Institute oils f you use that don’t have mgine damage not covered by Use: SWCC, SWCD, SF,SG, CC, etc.
  • Page 301 WEATHER SAE SW-30 PREFERRED COLD WEATHER SAE 5W-30 Vehicles with Light Duty Emissions As shown in this chart, SAE 5W-30 is best for your vehicle. However, you can use SAE IOW-30 if it’s going to be 0°F (-18°C) or above. SAE low-30 IF NEiTHER SAE 5W-30 NOR SAE 1OW-30 GRADE OILS ARE AVAILABLE, SAE 30...
  • Page 302 Service & Appearance Care WEATHER SAE 5W-30 SAE 1OW-30 Vehicles with Heavy Duty As shown in this chart, SAE 1OW-30 you can use SAE 5W-30 if it's going to be colder than 60°F (16°C) before your next oil change. When it's very cold, below should use SAE 5W-30.
  • Page 303 These numbers on an Do not use other viscosity oils such as SAE IOW-40 or SAE 2OW-50. Energy Conserving Oils with these words on the container will help you save fuel. This doughnut-shaped logo (symbol) you select the correct oil. You should look for this on the oil container, and use only those oils that display the logo.
  • Page 304: Engine Oil (Diesel Engines)

    Service & Appearance Care Engine Block Heater: An engine block heater can be a big help cold weather, 0°F (-18°C) or colder. If your vehicle has this option, see “Engine Block Heater” What to Do with Used Oil: I CAUTION Used engine oil contains things that have caused skin cancer laboratory animals.
  • Page 305 To Check Engine Oil: Pull out the dipstick and clean or a cloth, then push it back in all the lower. When to Add Oil: If the oil is at or below the ADD line, then you’ll need add some oil. But you must use the right kind. This part explains what kind of oil to use.
  • Page 306 Service & Appearance Care Just fill it enough to put the level somewhere in the proper operating range. Push the dipstick all the way back I ’ What Kind of Oil to Use: Look for these two things: CElSG For SAE 15W-40 or SAE 1OW-30, CE must be on the oil container. For CD must be there.
  • Page 307 SAE 15W-40 AS shown in this chart, SAE 15W-40 is best for your vehicle. However, you can use SAE 1OW-30 if before your next oil change. When it's very cold, below should use SAE 1OW-30 LOOK FOR THIS LABEL it's going to be colder than 60°F (1 6°C) to improve cold starting.
  • Page 308 Service & Appearance Cam heavy-duty applications at temperatures above freezing, 30 grade oil is recommended. These numbers on an oil container show its viscosity, Do not use other viscosity oils such as This doughnut-shaped logo (symbol) is used on most oil containers you select the correct oil.
  • Page 309: Air Cleaner

    What to Do with Used Oil: PAUTION Used engine oil contains things that have caused skin cancer in laboratory animals. Don’t let used oil stay on your skin for very long. clnan your skin and nails with soap and water, or a good hand c,,aner.
  • Page 310 Service & Appearance Care Operating the engine with the air cleaner to be burned. The air cleaner not only cleans the air, if the engine backfires. could be burned. Don't drive with the engine with the air cleaner If the air cleaner is off, a backfire can cause a damaging engine fire. And, dirt can easily get into your engine, which will dan le air cleaner in place when you're driving.
  • Page 311: Automatic Transmission Fluid

    Automatic Transmission Fluid When to Check and Change: A good time to check your automatic transmission engine oil is changed. Refer to the Maintenance Schedule to change your fluid. See "Scheduled Maintenance Services" in the Index. How to Check: Because this operation can be a done at a General Motors dealership Service Department.
  • Page 312 Senrr'ce & bmearance To check the fluid hot Park your vehicle Place the shift lever on the brake pedal, move the shift lever through each With your foot gear range, pausing for about three seconds position the shift lever Let the engine run at idle for three minutes or more. Then, without shutting off the engine, follow these steps: 1.
  • Page 313 3. Check both sides of the dipstick, and read the level must be in the cross-hatched area for a hot check. 4. If the fluid level is where way; then flip the handle down to lock the dipstick To Add Fluid: Refer to the Maintenance Schedule fluid to use.
  • Page 314 Senrice & Appearance Care Manual Transmission Huld When to Check: A good time to have it checked is when .the engine oil is changed. However, the fluid in your manual transmission doesn't require changing. to 'Check: Because this operation can be a :little difficult, you may choose done at your dealership Service Department.
  • Page 315: Hydraulic Clutch

    How to Add Fluid: Here’s how to add fluid. Refer to the Maintenance Schedule to determine what kind of fluid to use. See “Recommended Fluids and Lubricants” Index. Remove the filler plug. Add fluid at the filler plug hole. Add only enough fluid to bring the fluid level up the bottom of the filler plug hole.
  • Page 316 Service & Amearance Care When to Check and What to Use; Refer to the Maintenance Schedule the fluid level in your clutch master cylinder reservoir and what to add. See “Owner Checks and Services” and “Recommended Fluids and Lubricants” the Index. How to Check: The proper fluid should be added the diaphragm when it’s...
  • Page 317: Transfer Case

    Hydraulic Clutch Grease Fitting A grease fitting is on the clutch housing for lubricating the clutch fork ball stud. See your Maintenance Schedule for when to lubricate the housing. See “Recommended Fluids and Lubricants” proper lubricant to use. Be sure to over-fill because you could damage your Four- Wheel Drive Most lubricant checks...
  • Page 318: Front Axle

    Senrice d& Front Axle When to Check and Change Lubricant: Refer to the Maintenance Sched,ule to determine lubricant and when to change it. See “Scheduled the Index. to Check Lubricant: If the. level is below the bottom of the some lubricant. If the differential is at operating temperature enough lubricant to raise the level If the differential is cold, (12 mm) below the filler plug hole.
  • Page 319: Rear Axle

    Rear Axle When to Check and Change Lubricant: Refer to the Maintenance Schedule to determine how often to check the lubricant and when to change it. See “Recommended Fluids and Lubricants” in the Index. How to Check iubricant: If the level is below the bottom some lubricant.
  • Page 320: Service & Appearance Care

    Service & Appearance ,Care Engine Coolant The following explains your cooling system and how to add coolant when it is low. If you have a problem with -engine overheating, see “Engine Overheating” in the Index. The proper coolant for your vehicle will: Give freezing protection down to Give boiling protection up to 258°F Protect against rust and corrosion:...
  • Page 321 CAUTION 4 Adding only plain water to your cooling system can be dangerous. Plain water, or some )per coolant mix will. for the proper coolant mix. With plain water or the wrong mix, your engine could get too hot but you wouldn’t get the overheat warning. Your engine could catch fire and you or others could be burned.
  • Page 322 Service & Amearance Care Adding Coolant To Check Coolant: When your engine is COLD, or a little higher. When your engine is warm, the level should to HOT, or a little higher. COOLANT this light comes on, To Add Coolant: If you need more coolant, coolant recovery tank.
  • Page 323 CAUTION Turning the radiator pressure cap when the engine and radiator are hot can allow steam and scalding liquids to blow out and burn you badly. With the coolant recovery tank, you will almost never have add coolant at the radiator. Never turn the radiator pressure cap-even a little-when the engine and radiator are hot.
  • Page 324: Power Steering Fluid

    Service & Appearance Cam Thermostat Engine coolant temperature is controlled by a thermostat system. The thermostat stops the flow of coolant through the radiator coolant reaches a preset temperature. When you replace your thermostat, an Power Steering Fluid How To Check Power Steering Fluid: Unscrew the cap and wipe the dipstick with a clean and completely tighten it.
  • Page 325 When the engine compartment is hot, the mark. When the engine compartment COLD mark. ’ ‘k . ” . ’ e - - : What to Add: Refer to the Maintenance Schedule to determine what See “Recommended Fluids and Lubricants’’ When adding power steering always use the proper fluid.
  • Page 326: Windshield Washer Fluid

    Service & Appearance Care Windshield Washer Fluid To Add: Open the cap labeled bottle is full. When using a concentrated washer fluid, follow the manufacturer instructions for adding water. Don’t mix water with ready-to-use washer fluid. Water can use the solution to freeze and damage your washer fluid tank and other parts of the washer system.
  • Page 327: Brake Master Cylinder

    Brake Master Cylinder Your brake master cylinder is here. It There are only two reasons why the brake fluid level in your master cylinder might go down. The first is that the brake level during normal brake lining level goes back up. The other reason is that system.
  • Page 328: Replacing Brake System Parts

    Service & Appearance Care MIN mark. If they aren’t, have your brake system checked leak. After work is done on the brake hydraulic system, make sure the levels are above MIN and below the top What To Add: When you do need brake fluid, use only DOT-3 brake fluid-such as Delco Supreme 11 (GM Part No.
  • Page 329: Other Maintenance Items

    Other Maintenance Items Front Suspension and Steering Linkage Your maintenance schedule will tell you how often to lubricate the fittings. See “Recommended Fluids and Lubricants’’ use. Front Wheel Bearings Your vehicle has front wheel bearings that must be cleaned and repacked. Your maintenance schedule will tell you how often this must be done.
  • Page 330: Lubrication

    Service & Appearance Care Windshield Wiper Blade Inserts To replace the windshield wiper blade insert, blade until it is facing away from the windshield. Unlatch the end of the insert from the holding clips. Remove the insert and slide a new one Make sure the blade is secured in the clips.
  • Page 331 Accelerator cables and cruise control cables should not be lubricated. Any cables that are worn or are hard to pull should be replaced. Remove external deposits from injector pump face cam on 6.2L diesel engines, when the engine Hood Latches and Hood Hinge Your maintenance schedule will tell you how often to lubricate the hood latch and hood hinge assembly.
  • Page 332: Electrical System

    Service & Appearance Care You should not use penetrating oils because they could installed lubricant and cause the lock to bind. De-icers could also wash away using a de-icer of this type. Tailgate Handle The tailgate handle pivot points on your vehicle should be lubricated it working smoothly.
  • Page 333 Sealed Beam Headlights 1. Remove the four screws from the headlight retainer. 2. Pull the headlight out and remove the retainer. 3. Unplug and remove old headlight. Plug in the new headlight and put it 5. Install the retainer to the headlight. 6.
  • Page 334 Service & Appearance Care Composite Headlights PO234 Remove the two screws at the top of the radiator support. 2. Pull the composite headlight lens out. 3. Unplug the electrical connector. Turn the bulb counterclockwise and remove it. 5. Put the new bulb in and turn clockwise until it is tight.
  • Page 335 Front Parkinflurn Signal Lights 1. Remove the screws and take out the parking/turn signal light assembly. Squeeze the tab on the side counterclockwise. 3. Pull out the socket. Push in gently on the bulb, turn it counterclockwise and remove the socket. of the light socket while turning the socket 6-57 K2681...
  • Page 336 Service & Amearance Care 5. Put the new bulb into the socket, gently press clockwise until it is tight. 6. Put the socket back into the light assembly and turn it clockwise until locks. 7. Put the parkinghurn signal light assembly back into the vehicle and tighten the screws.
  • Page 337 Fender Marker Lights 1. Remove the screws and take the lens assembly out 2. Turn the bulb socket counterclockwise and remove it from the lens assembly. 3. Pull the bulb straight out Put a new bulb into the socket and push 5.
  • Page 338 Service & Appearance Cam Tailgate Marker Lights 1. Use a screwdriver to gently pry the lenslbulb assembly from the lens holder. 2. Unplug the the lenslbulb assembly at the connecter wire. 3. Plug in a new lendbulb assembly and push the connecter wire into the hole in the tailgate.
  • Page 339 lift off the lens. 1. Remove the screws and of the socket 2. Pull the bulb straight out 3. Put a new bulb into the socket and push in until is tight. Replace the lens and tighten the screws. Cargo Light ..
  • Page 340 Service & Appearance Care Rear Lights, Pickup Models Open the tailgate. Remove the two rear light assembly screws near the tailgate latch and pull out the light assembly. 3. Remove the screws from the bulb retainer and take it assembly. Pull the old bulb straight out Put in a new bulb of the socket...
  • Page 341 6. Replace the bulb retainer. 7. Replace the rear light assembly and tighten the screws. Close the tailgate. Sear Lights, Chassis Cab Models 1. Using your hands, peel the rubber seal away from the lens. PO497 2. Lift the lens off the light assembly. 3.
  • Page 342: Fuses And Circuit Breakers

    Service & Appearance Care 4. Push in gently on the bulb, turn the socket. 5. Put in a new bulb and, pushing tight. 6. Put the socket back seal. Fuses Circuit Breakers The wiring circuits in your vehicle are protected from short circuits by a combination of fuses, circuit breakers, and fusible thermal links itself.
  • Page 343: Exhaust System

    Fuse Block is in the instrument panel on the driver’s side. The fuse block You can remove fuses with a fuse extractor, fuses if you don’t have one, and index finger and pull straight out. Be sure to use the correct fuse. don’t have a spare fuse, you can “borrow’’...
  • Page 344 you use leaded fuel, you could damage your three-way catalytic converter, and other engine components. Computer Command Control System (All TBI equipped vehicles and diesel engine vehicles below 8,500 lbs. GVWR) Gasoline Engines This system has an oxygen mixture at a proper level. Use only unleaded fuel in your vehicle. leaded fuel, you could damage your oxygen catalytic converter.
  • Page 345: Loading Your Vehicle

    Loading Your Vehicle The CertificationKire label is found on the rear edge the incomplete vehicle document in the cab. The label shows the size original tires and the inflation pressures needed capacity of your vehicle. This is Rating). The GWVR includes the weight of the vehicle, all occupants, fuel and cargo.
  • Page 346 Service & Appearance Care Do not load your vehicle any heavier than the maximum front and rear GAWRs. If you do, parts on your vehicle can break, or it can change the way your vehicle handles. These could cause you to lose control. Also, overloading can shorten the life of your vehicle.
  • Page 347 Trajlering Package If your vehicle comes with the Trailering Package, there is also which includes the weight called the Gross Combination Weight Rating (GCWR). When you weigh your trailer, be sure put in it. And, remember to your load. Your dealer can help you determine your Add-on Equipment When you carry removable items, like snow put a limit on...
  • Page 348 ’ Service & Appearance Care Truck-Camper Loading Information Open your glove box door and This label will tell you how much to spread out your load the right way. slide-in camper to your vehicle. When you carry a slide-in camper, the total cargo load weight of the camper, everything else added to the camper after everything in the camper;...
  • Page 349 The total carqo load must not be more than your vehicle’s CWR. TRUCK LOADING INFORMATION - - 7 ‘ Recommended location for cargo center of gravity for cargo weight rating (Pickup Truck). Note: Use rear edge of load floor for measurement purposes. The camper’s center of gravity should fall within the center your vehicle’s cargo load.
  • Page 350: Tires

    Service & Appearance Care Trailer Recommendations You must subtract your your vehicle with your trailer attached, or the GAWR. You’ll get the best performance right way, and if you choose the correct hitch and trailer brakes. For more information, see “Trailer Towing” If you want more information on curb weights, cargo weights, cargo weight rating and the correct center help you.
  • Page 351 CAUTION Poorly maintained and improperly used Overloading your tires can cause overheating as a result of too much friction. You could have an air-out and a serious accident. See “Loading Your Vehicle” in the Index: Underinflated tires pose the same danger The resulting accident could cause serious injury.
  • Page 352 Service & Appearance Care When to Check: Check your tires once a month or more. tire pressure of the spare tire. How to Check: Use a good quality pocket-type gage Simply looking at the tires will not tell you the pressure, especially have radial tires-which may look properly inflated even if they’re underinflated.
  • Page 353 - Inflation pressures should never exceed inflation specified for the maximum load I f you have 19.5 inch radial tires - You’ll be driving for very long at speeds of mph (110 km/h) where legal, inflate tires- the recommended cold inflation pressures and reduce axle load capacity by 4%.
  • Page 354 Senrice & Appearance Care a" 6-76 PO204...
  • Page 355 K2691 6-77...
  • Page 356 Service & Appearance Cam Tire lnspecfion and Rotation To make your tires last longer, have them inspected and rotated at the mileages recommended in the Maintenance Schedule. See “Scheduled Maintenance Services” in the Index. Use this rotation pattern. If your vehicle has front tires with different load ratings as all season vs.
  • Page 357 Dual Tire Rotation K2659 Use one of these patterns if you have the same tire sizes and load ranges on the front and rear. K2660 Use this pattern if your front and rear tires are different sizes or load ranges. When you install dual wheels, be sure the vent holes in the wheels are lined up.
  • Page 358: When It's Time For New Tires

    Service & Appearance Cam When It’s Time for New Tires One way to tell when it’s time indicators, which will appear when your tires have only less of tread remaining. You need a new tire You can see the indicators at three places around the tire. You can see cord or fabric showing through the tire’s rubber.
  • Page 359: Buying New Tires

    CAUTION If you operate your vehicle with a tire that tire can overheat. An overheated tire can lose air suddenly or fire. You or others could be injured. Be sure all tires (including the spare, if any) are properly inflated. Buying New Tires To find out what kind and size of tires you need, look at the Certificationflire label.
  • Page 360 Service & Appearance Care Traction-A, B, C The traction grades, from highest to lowest are: A, B, and C. They represent the tire’s ability to stop on wet pavement as measured under controlled conditions on specified government test surfaces tire marked C may have poor traction performance. Warning: The traction grade assigned to this tire is based on braking (straight-ahead) traction tests and does not include cornering (turning) traction.
  • Page 361: Wheel Replacement

    Wheel Replacement Re'place any' wheel that is bent, cracked or badly rusted. coming loose, the wheel, wheel bolts, and wheel nuts should be replaced. the wheel leaks air out,, replace sometimes be repaired). See your GM dealer exists. Your dealer will know what kind of wheel you need. Each new wheel should' have the same load carrying capacity, diameter, width, offset, and be mounted the same way as the one If you need to replace any of'your wheels, wheel bolts, or wheel nuts,...
  • Page 362: Tire Chains

    Service & Appearance Care Tire Chains If your vehicle has dual wheels or chains; they can damage your vehicle. you don’t have dual wheels or LT265/75R16, use tire chains only when you must. Use only “S” type chains that are the proper size for your tires. Install them on the tires of the rear axle.
  • Page 363: Cleaning The Inside Of Your Vehicle

    NOTICE Don’t use any of these unless !v will damage your vehicle: Reducing Agents Cleaning the Inside of Your Vehicle Use a vacuum cleaner often to get rid of dust and loose dirt. a clean, damp cloth. Your GM dealer has two foam-type powdered cleaner.
  • Page 364 Service & Appearance Care Rinse the section with a clean, wet sponge. Wipe off what’s left with a slightly damp paper towel or cloth. Then dry immediately with an careful with a hair dryer or Wipe with a clean cloth. Using Solvent-Type Cleaner on Fabric First, see if you have to use solvent-type cleaner at all.
  • Page 365 Non-Greasy Stains: Like catsup, coffee (black), egg, fruit, fruit juice, milk, soft drinks, wine, vomit, urine and blood. Carefully scrape off excess stain, then sponge the place with cool water. If a stain remains, follow the foam-type instructions above. If an odor lingers after cleaning vomit watedbaking soda solution: (250 ml) of lukewarm water.
  • Page 366: Cleaning The Outside Of Your Vehicle

    Service & Appearance Care Don’t use abrasive cleaners on glass, because they may cause scratches. Avoid placing decals on the inside rear window, since they may have scraped off later. If abrasive cleaners are used on the inside of the rear window, an electric defogger element may be damaged.
  • Page 367 Machine compounding or aggressive polishing on a basecoatlclearcoat paint finish may dull the finish or leave swirl marks. Protecting Exterior Bright Metal Parts Bright metal parts should be cleaned regularly with water is all that is usually needed. However, you may use GM Chrome. Polish on chrome or stainless steel trim, if necessary.
  • Page 368 Service & Appearance Care Finish Damage Any stone chips, fractures or deep scratches right away. Bare metal will corrode quickly and may develop repair expense. Minor chips and scratches can be repaired with touch-up materials available from your dealer or other service outlets. Larger areas of be corrected in your dealer’s body and paint shop.
  • Page 369: Appearance Care Materials

    Appearance Care Materials PART NUMBER SIZE 1050172 16 oz. (0.473L) 1050173 (0.473L) 1050174 16 oz. (0.473L) 1050214 I050729 8 oz. (0.237L) 1051055 (0.473L) 8 oz. 1051398 (0.237L) 1052870 DESCRIPTION Tar and Road Removes old waxes, polishes, tar and road oil Oil Remover Removes rust and corrosion on Chrome Cleaner chrome and stainless steel and Polish Cleans white and black tires White Sidewall...
  • Page 370: Vehicle Identification Number

    Service & Appearance Care Vehicle identification Number This is the legal identifier corner of the instrument panel, on the driver’s side. You can see it if you look through the windshield from outside your vehicle. The VIN also appears on the Vehicle Certification and Service Parts labels and the certificates of title and registration.
  • Page 371 6-93...
  • Page 372: Service Parts Identification Label

    Service & Appearance Care Service Parts Identification Label Service Par+s < VEHICLE IOENTlFlCATlOP NUMBER P R l h l f D 0 5 A PAINT TECHNOLOGY You’ll find this label on the inside ever need to order parts. On this label is: Your VIN.
  • Page 373 Specification Charts Replacement Parts Replacement part numbers listed information available at the time of printing, and are subject to change. If a part listed in this manual is not the same as the part used when it was built, or if you have any questions, please contact your dealer.
  • Page 374 Service & Appearance Care Cooling Systen Capacity ENGINE CODE 10.9 Quarts (10.3 Liters) 4.3L 17.5 Quarts (16.5 Liters) 5.0L 17.5 Quarts (1 6.5 Liters) 5.7L ~13500 H.D. 6.2L 6.2L 6.5L 7.4L w/3500 H.D. *All quantities are approximate. *After refill, the level MUST be checked as outlined under “Engine Cooling System”...
  • Page 375 Air Conditioning Refrigerant Capacity TYPE* Refrigerant R-12 *Not all air conditioning refrigerants are the same. system in your vehicle needs refrigerant, be sure the proper refrigerant used. If you’re not sure, ask your GM dealer. Fuel Tank Capacity TYPE Gasoline, Diesel with Short Bed with Long Bed Four Door Model...
  • Page 376 Service & Appearance Care Light Bulb Data 6-98...
  • Page 377 or Bulb Lamp Malfunction Indicator (“Service Engine Soon”) Upshift Indicator Glow Plugs Lamp* Low Coolant Lamp* Service Fuel Filter Lamp* **Crew Cab only “Diesel Only Service Replacement Part and Filter Recommendations Engine Filter Cleaner (VIN) PF51 A1 78CW 5.0 (H) PF35t A348C 5.7 (K)
  • Page 378 Service & Appearance Care Fuses and Circuit Breakers Name Gages Cruise Control, 4 WD Display Illum. Rear Window Defogger Timer, Aux. Batt. Relay Feed, Safety Belt Buzzer Timer, Cluster Ign. Feed Turn-B/U Back-up Lamps, Turn Signals T.C.C., Air Diverter, E.S.C., E.G.R., E.C.M. EMCllgn Ign., R.W.A.L.
  • Page 379 TRANS HTR AIC CTSY PARK LP PANEL LPS STOPIHAZ 6-1 01 WIPER CRANK p050...
  • Page 380 ..
  • Page 381 Scheduled Maintenance Services ’ This section covers the maintenance required for your General Motors vehicle. Your vehicle needs these services to retain it’s safety, dependability, and emission control performance. A Word About Maintenance Your Vehicle and the Environment Recording Maintenance Services Scheduled Maintenance Services Selecting Your Vehicle’s Maintenance Services Gasoline Engines with Light Duty Emissions-...
  • Page 382 Scheduled Maintenance Services Explanation of Scheduled Maintenance Services Owner Checks and Services ... 7-22 Recommended Fluids & Lubricants Maintenance Record Service Station Checks 7-18 7-25 7-27 7-28...
  • Page 383 A Word About Maintenance We at General Motors want to help you keep your vehicle condition. But we don’t know exactly how you’ll drive it. short distances only a few times a week. Or you may drive long distances all the time in very hot, dusty weather.
  • Page 384 Scheduled Maintenance Services Scheduled Maintenance Services This part tells you the maintenance services that you should have done and the times you should schedule them. and wants you to be happy with it. needs, you’ll know that GM-trained and supported service people will perform the work using genuine GM parts.
  • Page 385 VIN Code V8/Diesel V8/TBI NOTE: TBI I s a throttle body injection Selecting the Proper Maintenance Schedule Here ,is how to tell which schedule to follow once you find the proper maintenance chart to use. MAINTENANCE SCHEDULE Is any one of these true for your vehicle? Most trips are less than 4 miles (6 kilometers).
  • Page 386 Scheduled Maintenance Services GASOLINE ENGINES WITH LIGHT DUTY EMISSIONS- *An Emission Control Service **See “Explanation of Scheduled Maintenance Services” in this section. tTo determine the emissions classification of your engine refer to “Selecting the Proper Maintenance Chart” in this section.
  • Page 387 MAINTENANCE SCHEDULE...
  • Page 388 Scheduled Maintenance Services GASOLINE ENGINES WITH LIGHT DUTY EMISSIONS- FOOTNOTES: *An Emission Control Service **See “Explanation of Scheduled Maintenance Services’’ in this section. tTo determine the emissions classification of your engine refer to “Selecting the Proper Maintenance Chart” in this section. TO332...
  • Page 389 MAINTENANCE SCHEDULE Ilt...
  • Page 390 Scheduled Maintenance Services GASOLINE ENGINES WITH HEAVY DUTY EMISSIONS- If your driving conditions meet those specified FOOTNOTES: ‘ An Emission Control Service ‘*See “Explanation Also a Noise Emission Control Service I Applicable only to vehicles sold in the United States To determine the emissions classification Maintenance Chart”...
  • Page 391 MAINTENANCE SCHEDULE It If your driving conditions do NOT meet those specified in “Scheduled Maintenance Services” in this section, use Maintenance Schedule THE SERVICES SHOWN ON THIS CHART UP TO 60,000 MILES (100 000 km) ARE TO BE DONE AFTER 60,000 MILES AT THE SAME INTERVALS. TO340 7-1 1...
  • Page 392 Scheduled Maintenance Services GASOLINE ENGINES WITH HEAVY DUTY EMISSIONS-...
  • Page 393 MAINTENANCE SCHEDULE Ilt If your driving conditions Maintenance Services” in this section, use Maintenance Schedule THE SERVICES SHOWN ON THIS CHART UP TO 60,000 MILES (100 000 km) ARE TO BE DONE AFTER 60,000 MILES AT THE SAME INTERVALS. do NOT meet those specified in “Scheduled 95 100 TO335...
  • Page 394 6.2L AND 6.5L DIESEL ENGINES- -0OTNOTES: Change filter every conditions. Dusty conditions may require more frequent filter replacement. Extreme dust and dirt operating conditions checked as often as every 300 miles (483 km) * An Emission Control Service See “Explanation of Scheduled Maintenance Services” in this section. Applicable only to trucks sold in the United States.
  • Page 395 MAINTENANCE SCHEDULE It If your driving conditions do NOT meet those specified in “Scheduled THIS CHART UP TO 60,000 MILES (100 000 km) THE SERVICES SHOWN ON ARE TO BE DONE AFTER 60,000 MILES AT THE SAME INTERVALS. TO341...
  • Page 396 Scheduled Maintenance Services 6.2L AND 6.5L DIESEL ENGINES- If your driving conditions meet those specified in “Scheduled Maintenance Services” in this section, use Maintenance Schedule...
  • Page 397 MAINTENANCE SCHEDULE Ilt THE SERVICES SHOWN ON THIS CHART UP TO 60,000 MILES (100 000 km) ARE TO BE DONE AFTER 60,000 MILES AT THE SAME INTERVALS. TO336...
  • Page 398: Explanation Of Scheduled Maintenance Services

    Scheduled Maintenance Services Explanation Of Scheduled Maintenance Services Below are explanations of the services listed The proper fluids and lubricants whoever services your vehicle uses these. All parts should be replaced and all necessary repairs done before you or anyone else drives the vehicle. 1.
  • Page 399 6. AIR CLEANER FILTER REPLACEMENT* miles (50 000 km) or more often under dusty conditions. Ask your dealer for the proper replacement intervals for your driving conditions. FRONT WHEEL BEARING REPACK and repack the front wheel bearings at each brake relining, or at the specified interval, whichever comes first.
  • Page 400 Scheduled Maintenance Services 13. EGR SYSTEM INSPECTION* -Conduct EGR SYSTEM CHECK as described in the Service Manual. ELECTRONIC VACUUM REGULATOR VALVE (EVRV) -Inspect filter for excessive contamination or plugging. element with a solution reinstall element. 15. ENGINE TIMING CHECK AND DISTRIBUTOR CHECK (SOME MODELS)”...
  • Page 401 23. EXHAUST PRESSURE REGULATOR VALVE the valve works properly. Correct any binding. Inspect hoses for cracks, chafing or decay. Replace parts as needed. 24. TIRE AND WHEEL ROTATION AND INSPECTION and maximum tire life, rotate tires at the first kilometers) for Schedule I Schedule II ( .
  • Page 402: Owner Checks And Services

    Scheduled Maintenance Sewices When the wheels are removed for rotation, inspect disc brake pads for wear and rotors for surface condition. cracks. Inspect other brake parts, including drums, wheel cylinders, parking brake, etc., at the same time. Remove any rust mounting surfaces before mounting the wheel.
  • Page 403 On manual transmission vehicles, put the shift lever clutch down halfway, and try to start the engine. The starter should work only when the clutch is pushed down Steering column lock operation in each gear shift position. With an automatic transmission, the key should turn to gear shift is in P (Park).
  • Page 404 Scheduled Maintenance Services Periodic Maintenance Inspections Listed below are inspections and services which should be performed at least twice a year (for instance each spring or fall). dealer’s service department or other qualified service center do these jobs. Make sure any necessary repairs are completed at once. Steering and Suspension lnspectiont -Inspect front and rear suspension and steering system for damaged, loose or missing parts, signs lack of lubrication.
  • Page 405: Recommended Fluids & Lubricants

    Recommended Fluids & Lubricants NOTE: Fluids and lubricants identified below specification may be obtained from your USAGE Engine Oil Engine Coolant Hydraulic Clutch System Hydraulic Brake Systems Parking Brake Cables Power Steering System Manual Steering Gear Automatic Transmission Manual Transmission: a.
  • Page 406 Scheduled Maintenance Services Recommended Fluids & Lubricants Hood Latch Assembly a. Pivots and spring anchor b. Release Pawl Front Wheel Bearings Propeller Shaft Spline/Universal Joint Automatic Transmission Shift Linkage, Floor Shift Linkage, Hood and Door Hinges, Body Door Hinge Pins, Tailgate Hinge and Linkage, Folding Seat, Fuel Door Hinge Key Lock Cylinders...
  • Page 407: Maintenance Record

    Maintenance Record After each of the preceding Scheduled Maintenance Services record the date, odometer reading, services performed (list item numbers) and who performed the services copies of your receipts. It is suggested that receipts be kept with your Owner's Manual. in the appropriate column.
  • Page 408: Service Station Checks

    Scheduled Maintenance Services Service Station Checks It is important for you or a service station attendant to perform these under-hood checks at each fuel Check the engine oil level and add Check the engine coolant level necessary. Check the windshield washer fluid level and add See these items in the Index fill.
  • Page 409 PO209 7-29...
  • Page 410 . ' I " C...
  • Page 411 Customer Assistance Information Here you will find out how to contact GMC Truck This section also tells you report any safety defects. Customer Satisfaction Procedure Customer Assistance for HearinglSpeech Impaired GM Participation in Better Business Bureau MediatiodArbitration Program Reporting Safety Defects...
  • Page 412 STEP TWO -If after contacting a member appears your concern cannot be resolved by the dealership without further help, contact the GMC Truck Consumer Relations Manager by calling 1-800-GMC-TRUCK (1 -800-462-8782). In Canada, contact the GM of Canada Customer Assistance Center in Oshawa by calling 1-800-263-3777 (English) or 1-800-263-7854 (French).
  • Page 413 Our experience has shown that the Customer Satisfaction Procedure described earlier in this section has been very successful in achieving customer satisfaction. However, GMC Truck wants you to be aware of GM’s voluntary participation in a no-charge mediationlarbitration program called BBB is administered by the Council Better Business Bureaus.
  • Page 414 GM will be bound by that decision. The entire dispute settlement process should ordinarily take about your complaint to the time a decision is rendered (or first contact your dealer or GMC Truck). We encourage you to use this program before or instead courts.
  • Page 415 Reporting Safety Defects to General Motors In addition to notifying NHTSA (or Transport Canada) in a situation like this. we certainly hope you'll notify us. Please call us at 1-800-GMC-TRUCK (1-800-462-8782), write: GMC Truck, Consumer Relations, 31 Street 1607-07, Pontiac, Michigan 48342-2230. In Canada, please call us at 1-800-263-3777 (English) or 1-800-263-7854 (French).
  • Page 416 GMC Truck dealer or a qualified technician may have specific bulletin applies to your vehicle. You can subscribe to all GMC Truck bulletins. This way you’ll get them as they come out. You can wait a while and get an index to the bulletins. You can also get individual bulletins.
  • Page 417 Individual PSP’S If you don’t want to buy all the PSP’s issued by GMC Truck for all models the model year, you can buy individual PSP’s, such pertain to a particular model. of PSP’s. It provides a variety of information. Here’s what you’ll find in the index and how you can get one: What You’ll Find in the Index:...
  • Page 418 They are not meant for the “do-it-yourselfer,” Technicians have the equipment, tools, safety instructions, and know-how to do a job quickly and safely. GMC Truck reserves the right to change these procedures without notice after November, 1 992. GMC Truck Service Publications You can get these Product Service Publications by using the order form at the end of this section.
  • Page 420 Index Year 1993 Model Year Product Service Publication Subscription Above Subscription With Binder Binder Only Prices subject to change without notice. GMC Truck Service Publications Post Office Box 436006 Pontiac, MI 48343 1-800-627-5699. Ask for form number 15690052-it $5.50 $2.00...
  • Page 422 .. .
  • Page 423 >...
  • Page 425 Battery Belts (See "Safety Belts") Better Business Bureau Mediation 8-3 Bliizard Brakes 'Adjustment Antilock Fluid Leak Check Master Cylinder Parking Pedal Travel Rear Drum Replacing Parts System Warning Light Trailer Wear Indicators Braking In Emergencies Break.ln, New Vehicle Bulb Replacement Replacement Chart 6-54 4-54...
  • Page 426 Camper Wiring Harness Capacities/Specification Charts Cassette Tape Player (See “Audio Systems”) Catalytic Converter Certificationnire Label Changing A Flat Tire Chemical Paint Spotting Child Restraints (See “Safety Belts”) Cigarette Lighter/Ashtrays Circuit Breakers (See “Fuses”) Cleaning Finish Care Glass Inside of Vehicle Instrument Panel.
  • Page 427 Add-on Equipment Electronic Heatinghir Conditioning (See "Heating") Engine . . . Adding Coolant 5.12, 5.14. Air Cleaner Block Heater 2.19. 3.5. Cold Weather Starting (Diesel) Coolant 5.12. 5-1 4. 6.42. Coolant Temperature Gage Diesel Crankcase Exhaust Fan Noise Noise Control System .-Identification, Oil .(See "Oil") Overheating...
  • Page 428 INDEX Halogen Bulbs Hazard Warning Flashers Head Restraints Headlights Composite Halogen High Beam Indicator Light High-Low Beam Reminder Sealed Beam Heating System (with NC) Rear Window Defogger System Controls Heating System (without AIC) Fan Knob Function Lever Rear Window Defogger Temperature Lever Highway Hypnosis Hitches...
  • Page 430 Safety Belts Adults Center Passenger Position Cleaning Checking Restraint System Child Restraints Children Driver Position Extender Lap Shoulder Larger Children Proper Wear Questions and Answers Rear Seat Passengers Reminder Light Replacing After a Crash Right Front Passenger Position Small Children and Babies Use During Pregnancy Why They Work ...
  • Page 431 Towing A Trailer Following Distance Maintenance Recommendations Turn Signals Traffic Lights Trailer Brakes Wiring Harness Trailering Package Transfer Case Transmission Automatic Five-Speed Manual ... 2.24. 2-25 Fluid Fluid. To Add Four-wheel (See “Four-Wheel Manual Shift Speeds Shift Light ... Torque Lock (Automatic Transmission) Trip Odometer Turn SignaVMuItifunction Lever...
  • Page 432 NOTES...

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1993 sierra

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