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2012 Chevrolet Silverado and GMC Sierra Hybrid
In Brief . . . . . . . . . . . . . . . . . . . . . . . . 1-1
Initial Drive Information . . . . . . . . 1-1
Hybrid Features . . . . . . . . . . . . . . . 1-2
Seats and Restraints . . . . . . . . . 3-1
Rear Seats . . . . . . . . . . . . . . . . . . . . 3-1
Airbag System . . . . . . . . . . . . . . . . . 3-1
Storage . . . . . . . . . . . . . . . . . . . . . . . 4-1
Additional Storage Features . . . 4-1
Instruments and Controls . . . . 5-1
Warning Lights, Gauges, and
Indicators . . . . . . . . . . . . . . . . . . . . 5-2
Information Displays . . . . . . . . . . 5-10
Vehicle Messages . . . . . . . . . . . . 5-11
Infotainment System . . . . . . . . . 7-1
Introduction . . . . . . . . . . . . . . . . . . . . 7-1
Climate Controls . . . . . . . . . . . . . 8-1
Climate Control Systems . . . . . . 8-1
Driving and Operating . . . . . . . . 9-1
Driving Information . . . . . . . . . . . . . 9-1
Starting and Operating . . . . . . . . . 9-2
Engine Exhaust . . . . . . . . . . . . . . . . 9-5
Automatic Transmission . . . . . . . 9-5
Brakes . . . . . . . . . . . . . . . . . . . . . . . . . 9-8
Towing . . . . . . . . . . . . . . . . . . . . . . . . . 9-9
Vehicle Care . . . . . . . . . . . . . . . . . 10-1
Vehicle Checks . . . . . . . . . . . . . . . 10-2
Electrical System . . . . . . . . . . . . 10-14
Jump Starting . . . . . . . . . . . . . . . 10-16
Towing . . . . . . . . . . . . . . . . . . . . . . 10-20
Appearance Care . . . . . . . . . . . 10-25
Service and Maintenance . . . 11-1
Recommended Fluids,
Lubricants, and Parts . . . . . . . 11-2
Technical Data . . . . . . . . . . . . . . . 12-1
Vehicle Data . . . . . . . . . . . . . . . . . . 12-2
Index . . . . . . . . . . . . . . . . . . . . . i-1
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Summary of Contents for Chevrolet/GMC Silverado 2012
- Page 1 2012 Chevrolet Silverado and GMC Sierra Hybrid In Brief ......1-1 Infotainment System ..7-1 Vehicle Care .
- Page 2 It does to, GM, the GM logo, CHEVROLET, pickup, which results in reduced not explain everything you need to GMC, the CHEVROLET and GMC carbon dioxide emissions.
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Page 3: Initial Drive Information
In Brief In Brief Initial Drive To enable the Range Selection feature: Information 1. Move the column shift lever to Initial Drive Information the M (Manual) position. The Transmission current range will appear next to Transmission ....1-1 the M. - Page 4 In Brief Hybrid Features Fuel Economy Gauge High Voltage Safety Information This vehicle has a standard 12-volt battery and a high voltage hybrid battery. Only a trained service technician with the proper knowledge and tools should inspect, test, or replace the hybrid battery.
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Page 5: Auto Start
In Brief Automatic Engine Engine OFF and AUTO STOP Auto Start modes are indicated on the Start/Stop Feature The vehicle also has an Auto Start tachometer display. When the feature. The engine will remain off tachometer needle indicates OFF, Start the engine as you would any while in Auto Stop mode until the engine is not running and will other engine. - Page 6 In Brief Regenerative Braking Battery Service Regenerative braking enables the This vehicle has a standard 12-volt Never try to do your own service on electric drive motor to operate as a battery and a high voltage hybrid hybrid components. You can be generator when coasting or braking.
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Page 7: Seats And Restraints
Seats and Restraints Seats and Rear Seats Airbag System Restraints Folding Rear Seat Replacing Airbag System Folding a rear seat with Parts after a Crash the safety belts still fastened may Rear Seats If an airbag inflates or the vehicle cause damage to the seat or the Rear Seats . - Page 8 Seats and Restraints NOTES...
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Page 9: Additional Storage Features
Storage Storage Additional Storage Features Additional Storage Features Tonneau Cover Tonneau Cover (Hard Tonneau) (Hard Tonneau) ....4-1 Tonneau Cover Installing the Cover (Soft Tonneau) ....4-6 CAUTION An improperly stored cargo cover could be thrown about the vehicle... - Page 10 Storage 4. Tilt the clamp assembly so that 5. Pull the handle toward the rear 7. There are locking features on the locator is in the slot, pull of the truck to engage the clamp. the front clamps only. With the down on the assembly, and slide Make sure the locator is secure handle in the clamped position,...
- Page 11 Storage Closing the Cover 4. Tilt the clamp assembly so that 5. Pull the handle toward the rear the locator is in the slot, pull of the truck to engage the clamp. down on the assembly, and slide Make sure the locator is secured 1.
- Page 12 Storage Opening the Tonneau Cover 5. Turn the handle assembly and clamp assembly bolt 1. Turn both of the rear handles sideways (A) into the slot of inward to release compression. the retention feature (B). 2. Pull the clamp down and turn the assemblies to disengage them from the lip of the pickup box.
- Page 13 Storage Removing the Tonneau Cover 4. Pull the clamp down and turn the 7. Turn the handle assembly assembly to disengage it from sideways by tilting the assembly 1. Open the cover by following the the lip of the truck box. bolt (A) into the slot of the procedure described previously, retention feature (B).
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Page 14: Tonneau Cover
Storage Tightening the Clamp Loosening the Clamp Tonneau Cover (Soft Tonneau) 1. Push the handle forward to 1. Return the handle to the fully release it from the clamped disengaged position. Side Rail position. 2. Disengage the clamp from the 2. - Page 15 Storage Installation Clamp Installation 3. Align the bottom front edge of the side rail with the front inside 1. The adjuster screw end of each edge of pickup box (A). side rail should point in the 1. Position three outer clamps (A), direction of the cab.
- Page 16 Storage 2. Position the grooves of the 3. If the pickup box has molded 4. Slide the inner clamp (B) into the clamps on the side rails (A) bed rail protectors (A), remove outer clamp (A). using the center groove (B). the insert (C) from the outer 5.
- Page 17 Storage Cover Installation 6. Tighten the clamp by turning the 9. Remove the paper from the latch (C) toward the side rail. provided clear tape strip and Make sure there is no gap apply to the painted surface between the rubber clamp pad below the pull strap.
- Page 18 4-10 Storage 2. Verify the gap between the 3. Loosen the wing bolt (A), then 4. Unbuckle both straps and roll adjuster screws and pivot slide the latch outboard into the the cover out. Make sure that mounts is 3/16 inch. Adjust if side rail.
- Page 19 Storage 4-11 too loose, adjust the clamp tighten the tension adjustment Secure in Open Position closest to the bow with the screws. Only the driver's side excessive clearance to the inner has a latch. groove of the upper clamp. ® 6.
- Page 20 4-12 Storage Removal Adjustment 3. Pick the cover assembly up on the driver side and pull the 1. Secure the cover (A) into the whole assembly off the 1. If the cover is too loose, turn the open position. truck box. tensioning screw clockwise to tighten the tension of the vinyl.
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Page 21: Table Of Contents
Instruments and Controls Instruments and Brake System Warning Vehicle Messages Light ......5-7 Vehicle Messages ... 5-11 Controls Antilock Brake System (ABS) Battery Voltage and Charging... -
Page 22: Warning Lights, Gauges, And Indicators
Instruments and Controls Warning Lights, Gauges, and Indicators Instrument Cluster English Version Shown, Metric Similar... -
Page 23: Tachometer
Instruments and Controls Tachometer The tachometer may vary by several hundred rpm's, during AUTO STOP mode, when the engine is shutting off and restarting. A slight bump may be felt when the transmission is determining the most fuel efficient operating range. Fuel Gauge English When the ignition is on, the fuel... - Page 24 Instruments and Controls Listed are four situations that may Fuel Economy Gauge occur with the fuel gauge, none of these indicate a problem: At the gas station, the fuel pump shuts off before the gauge reads F (full). It takes a little more or less fuel to fill up than the fuel gauge indicated.
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Page 25: Engine Oil Pressure Gauge
Instruments and Controls Engine Oil Pressure When the engine is running readings in the low pressure zone Gauge may be caused by a dangerously low oil level or some other problems causing low oil pressure. Check the oil as soon as possible. WARNING Do not keep driving if the oil pressure is low. -
Page 26: Engine Coolant Temperature Gauge
Instruments and Controls AUTO STOP Engine Coolant Temperature Gauge When the engine is in AUTO STOP mode, the oil pressure gauge drops to zero. Oil pressure returns to the normal operating range after the engine starts. See Starting the Vehicle on page 9 2 for more information. -
Page 27: Charging System Light
Instruments and Controls Charging System Light charging system Driver Information The vehicle brake system consists Center (DIC) message may also of two hydraulic circuits. If one appear. See Driver Information circuit is not working, the remaining Center (DIC) on page 5 10 for more circuit can still work to stop the information. -
Page 28: Antilock Brake System (Abs)
Instruments and Controls If the light comes on while driving, If the ABS light stays on, turn the pull off the road and stop carefully. ignition off, if the light comes on The pedal might be harder to push while driving, stop as soon as it is or can go closer to the floor. -
Page 29: Stabilitrak ® Off Light
Instruments and Controls ® StabiliTrak OFF Light If the StabiliTrak/TCS system is off, If the light does not come on or the system does not assist in stays on, have the vehicle serviced controlling the vehicle. Turn on the by the dealer. If the system is StabiliTrak/TCS system and the working normally, the indicator light indicator light turns off. -
Page 30: Engine Oil Pressure Light
5-10 Instruments and Controls Engine Oil Pressure Light Information Displays Driver Information WARNING Center (DIC) Do not keep driving if the oil pressure is low. The engine can Trip/Fuel Menu Items This light comes on briefly as a become so hot that it catches fire. Press the trip/fuel button to display check it works, when the ignition is Someone could be burned. -
Page 31: Vehicle Messages
Instruments and Controls 5-11 The battery voltage may fluctuate Vehicle Messages Battery Voltage and when viewing this information on the Charging Messages Messages displayed on the DIC DIC. This is normal. See Charging indicate the status of the vehicle or System Light in the owner manual SERVICE BATTERY some action may be needed to... -
Page 32: Brake System Messages
5-12 Instruments and Controls Brake System Messages you should have the hood switch Service Vehicle Messages serviced. Failure to service the hood SERVICE BRAKE SYSTEM SERVICE HYBRID SYSTEM switch properly can result in an Auto Start condition. This message will be displayed if If this message is displayed on the there is a problem with the brake DIC, the vehicle may continue to... -
Page 33: Infotainment System
Infotainment System Infotainment Introduction The display shows: Auto Stop System Infotainment Battery Charging For vehicles with a navigation radio Engine Idle system, see the Navigation System Introduction Two Wheel and Four Wheel manual for more information. Infotainment ....7-1 Drive Modes for: Engine Power Battery Power... - Page 34 Infotainment System NOTES...
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Page 35: Climate Control Systems
Climate Controls Climate Controls Climate Control direction. The climate control system continues to adjust the Systems climate control settings chosen for best use of electrical power. Climate Control Systems For more information on the vehicle's climate control system, see At mild temperatures, select a Climate Control Systems . - Page 36 Climate Controls NOTES...
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Page 37: Steering
Driving and Operating Driving and Automatic Transmission Driving Information Automatic Transmission ..9-5 Operating Manual Mode ....9-7 Steering Brakes Electric Power Steering... -
Page 38: Starting And Operating
Driving and Operating The hybrid battery voltage, Starting and Start the engine as you would any temperature or power limits are other engine. See Starting the Operating not exceeded. In very hot Engine in the owner manual for conditions, Auto Stop may be more information on starting. -
Page 39: Driving And Operating
Driving and Operating When the tachometer needle Some of the vehicle conditions that EV Mode indicates AUTO STOP, the hybrid may cause the engine to Auto The vehicle also has an Electric system is on, the engine is not Start are: Vehicle (EV) mode which uses only running, but may Auto Start at any The hood is opened. -
Page 40: Engine Coolant Heater
Driving and Operating Engine Coolant Heater Carefully remove the wire tie 4. Before starting the engine, be which secures the electrical sure to unplug and store the The engine coolant heater can cord. Do not cut the cord as it was before to keep it provide easier starting and better electrical cord. -
Page 41: Engine Exhaust
Driving and Operating Engine Exhaust Automatic WARNING (Continued) Transmission Running the Vehicle However, once the brake pedal is The vehicle has an electronic shift While Parked released, the vehicle can move. position indicator within the The vehicle s engine can also It is better not to park with the instrument panel cluster. - Page 42 Driving and Operating See Shifting Into Park in the Index To rock the vehicle back and forth to WARNING of vehicle's owner manual for more get out of snow, ice, or sand without information. damaging the transmission, see If If you have Four-Wheel Drive, the the Vehicle is Stuck in the Index of vehicle will be free to roll even...
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Page 43: Manual Mode
Driving and Operating Shifting out of P (Park) or Downshifting the transmission in spin the tires. When stopping on N (Neutral) with the engine slippery road conditions could result a hill, use the brakes to hold the running at high speed may in skidding. -
Page 44: Brakes
Driving and Operating To use this feature: When you move the shift lever into Brakes M, the transmission will default to 1. Move the shift lever to the M4. In this gear range, effective M (Manual Mode). Regenerative Braking engine braking occurs at speeds 2. -
Page 45: Towing
Driving and Operating Because the controller applies the Towing Weight of the Trailer hydraulic brakes through its high How heavy can a trailer safely be? pressure accumulator, you may General Towing occasionally hear the motor driven It depends on how the rig is used. Information For example, speed, altitude, road pump when it recharges the system. -
Page 46: Towing Equipment
9-10 Driving and Operating Use the following charts to determine how much the vehicle can weigh, based upon the vehicle model and options. Vehicle Axle Ratio Maximum Trailer Weight GCWR* 2WD 6.0 L V8 3.08 2 767 kg (6,100 lbs) 5 443 kg (12,000 lbs) 4WD 6.0 L V8 3.08... -
Page 47: Vehicle Care
Vehicle Care 10-1 Vehicle Care Drive Motor/Generator Control Jump Starting Module (DMCM) Cooling Jump Starting ....10-16 System ..... 10-9 Towing Battery . -
Page 48: Vehicle Checks
10-2 Vehicle Care Vehicle Checks If doing some of your own service WARNING work, use the proper service manual. It tells you much more Doing Your Own You can be injured and the about how to service the vehicle vehicle could be damaged if you Service Work than this manual can. - Page 49 Vehicle Care 10-3 NOTES...
- Page 50 10-4 Vehicle Care Engine Compartment Overview 6.0L V8 Engine...
- Page 51 Vehicle Care 10-5 A. See Engine Air Cleaner/Filter E. Brake Fluid Reservoir. See DMCM Coolant Surge Tank in the owner manual. Brakes in the owner manual. Pressure Cap. See Drive Motor/ Generator Control Module B. Drive Motor/Generator Control See Engine Compartment Fuse (DMCM) Coolant Surge Tank Block under Electrical System Module (DMCM).
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Page 52: Automatic Transmission
10-6 Vehicle Care Automatic Transmission Change the fluid and filter at the Before checking the fluid level, scheduled maintenance intervals. prepare the vehicle as follows: Fluid See Scheduled Maintenance in 1. Start the engine and park the the owner manual. Be sure to use When to Check and Change vehicle on a level surface. - Page 53 Vehicle Care 10-7 6. Using the TRANS TEMP reading, determine and perform the appropriate check procedure. If the TRANS TEMP reading is not within the required temperature ranges, allow the vehicle to cool, or operate the 1. Locate the transmission 5.
- Page 54 10-8 Vehicle Care Hot Check Procedure Use this procedure to check the transmission fluid level when the transmission fluid temperature is between 60°C and 75°C (140°F and 167°F). 1. Locate the transmission dipstick 5. Safe operating level is within the The hot check is the most accurate at the rear of the engine HOT cross hatch band on the...
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Page 55: Drive Motor/Generator Control
Vehicle Care 10-9 Consistency of Readings Drive Motor/Generator Drive Motor/Generator Control Module (DMCM) Control Module (DMCM) Always check the fluid level at least twice using the procedure described Coolant Surge Tank Cooling System previously. Consistency (repeatable Pressure Cap In addition to the regular cooling readings) is important to maintaining system, the vehicle also has a proper fluid level. - Page 56 10-10 Vehicle Care If the coolant inside the DMCM Notice: Running the engine when coolant surge tank is boiling, do not there is a leak in the hybrid do anything else until it cools down. cooling system can cause the hybrid cooling system to lose all coolant and can damage the system.
- Page 57 Vehicle Care 10-11 WARNING WARNING Steam and scalding liquids from a You can be burned if you spill hot cooling system can blow out coolant on hot engine parts. and burn you badly. They are Coolant contains ethylene glycol under pressure, and if you turn and it will burn if the engine parts the coolant surge tank pressure are hot enough.
- Page 58 10-12 Vehicle Care 4. Turn the ignition to ON/RUN without starting the engine. The hybrid cooling pumps will run and any trapped air will purge to the surge tank. 5. Add the pre mixed DEX COOL, 6. Then replace the DMCM coolant available at your dealer, until the surge tank pressure cap.
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Page 59: Battery
Vehicle Care 10-13 Battery If an airbag inflates or the vehicle Vehicle Storage has been in a crash, the vehicle's This vehicle has a standard 12 volt sensing system might command the WARNING battery and a high voltage hybrid automatic hybrid battery disconnect battery. -
Page 60: Electrical System
10-14 Vehicle Care Electrical System Fuses and Circuit The vehicle also has a special fuse in the battery box for the 300-volt Breakers batteries. If this fuse has failed and High Voltage Devices and needs to be replaced, the vehicle The wiring circuits in the vehicle Wiring will be disabled and you will need to... - Page 61 Vehicle Care 10-15 Fuses Usage Drive Motor/Generator Control Module 1 Drive Motor/Generator Control Module 2 BECM J Case Usage FAN 1 Cooling Fan 1 Auxiliary TRANS Transmission PUMP Fluid Pump FAN 2 Cooling Fan 2 Relays Usage Fuses Usage Fuses Usage CAB HTR PMP Cabin Heater Pump...
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Page 62: Jump Starting
10-16 Vehicle Care Jump Starting If the vehicle's 12 volt battery has Relays Usage run down, you may want to use Cooling Fan Low another vehicle and some jumper FAN LO WARNING Speed Relay cables to start your vehicle. Use the following steps to do it safely. - Page 63 Vehicle Care 10-17 Trying to start the vehicle by To avoid the possibility of the 3. Turn off the ignition on both pushing or pulling it will not vehicles rolling, set the parking vehicles. Unplug unnecessary work, and it could damage the brake firmly on both vehicles accessories plugged into the vehicle.
- Page 64 10-18 Vehicle Care WARNING WARNING (Continued) An electric fan can start up even add water to take care of that when the engine is not running first. If you do not, explosive gas and can injure you. Keep hands, could be present. clothing and tools away from any Battery fluid contains acid that underhood electric fan.
- Page 65 Vehicle Care 10-19 Before you connect the cables, 8. Do not let the other end touch 10. Connect the other end of the here are some basic things you metal. Connect it to the negative ( ) cable to the should know.
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Page 66: Recreational Vehicle
10-20 Vehicle Care Jumper Cable Removal To disconnect the jumper cables Towing from both vehicles: 1. Disconnect the black Recreational Vehicle negative ( ) cable from the Towing vehicle that had the bad battery. Recreational vehicle towing means 2. Disconnect the black towing the vehicle behind another negative ( ) cable from the vehicle... - Page 67 Vehicle Care 10-21 Here are some important things to Dinghy Towing Two-wheel drive vehicles should consider before recreational vehicle not be towed with all four wheels Two-Wheel Drive Vehicles towing: on the ground. Two-wheel drive transmissions have no provisions What is the towing capacity of for internal lubrication while being the towing vehicle? Be sure to towed.
- Page 68 10-22 Vehicle Care 2. Turn the engine off and firmly set 4. Shift the transfer case to Dolly Towing Front Towing the parking brake. See Parking N (Neutral). For more information (Front Wheels Off the Ground) Brake in the owner manual. on Shifting into N (Neutral) , see Two-Wheel Drive Vehicles Four-Wheel Drive in the owner...
- Page 69 Vehicle Care 10-23 Two-wheel drive vehicles should not Four-Wheel Drive Vehicles 3. Shift the transmission to be towed with the rear wheels on P (Park). the ground. Two-wheel drive 4. Firmly set the parking brake. transmissions have no provisions See Parking Brake in the for internal lubrication while being owner manual.
- Page 70 10-24 Vehicle Care 6. Secure the vehicle to the dolly Dolly Towing Rear Towing 2. Drive the rear wheels onto the following the manufacturer's dolly. (Rear Wheels Off the Ground) instructions. 3. Firmly set the parking brake. See Parking Brake in the 7.
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Page 71: Appearance Care
Vehicle Care 10-25 Four Wheel Drive Vehicles Appearance Care WARNING Use the following procedure to dolly tow a four-wheel drive vehicle from Exterior Care Shifting a four-wheel-drive the rear: vehicle's transfer case into When scraping the windshield glass N (Neutral) can cause the vehicle 1. - Page 72 10-26 Vehicle Care NOTES...
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Page 73: Service And Maintenance
Service and Maintenance 11-1 Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants ....11-2... -
Page 74: Recommended Fluids And Lubricants
11-2 Service and Maintenance Recommended Fluids, Lubricants, and Parts Recommended Fluids and Lubricants Fluids identified below are specific to the hybrid vehicle and can be obtained from your dealer. See the owner manual for the other fluids and lubricants recommended for the vehicle. Usage Fluid/Lubricant Always use the pre-mixed 50/50 mixture of de ionized water and... -
Page 75: Technical Data
Technical Data 12-1 Technical Data Vehicle Data Capacities and Specifications ....12-2 Engine Drive Belt Routing . . . 12-3... -
Page 76: Vehicle Data
12-2 Technical Data Vehicle Data Capacities and Specifications Capacities Application Metric English Automatic Transmission* (Pan Removal and Filter 10.9 L 11.5 qt Replacement) Cooling System Drive Motor Generator Control Module Cooling 2.7 L 2.9 qt System 6.0L V8 Engine Cooling System 16.3 L 17.2 qt Fuel Tank... -
Page 77: Engine Drive Belt Routing
Technical Data 12-3 Engine Specifications Engine VIN Code Transmission Spark Plug Gap 6.0L V8 Automatic 1.02 mm (0.040 in) Engine Drive Belt Routing... - Page 78 12-4 Technical Data NOTES...
- Page 79 INDEX Antilock Brake System (ABS) Canadian Vehicle Owners ..ii Door Warning Light ....5-8 Capacities and Ajar Messages .
- Page 80 INDEX Electrical System Fluid Gauges Engine Compartment Automatic Transmission ..10-6 Engine Coolant Fuse Block ....10-14 Fuel Temperature ....5-6 Fuses and Circuit Gauge .
- Page 81 INDEX Infotainment ....7-1 Maintenance Schedule Instrument Cluster ....5-2 Recommended Fluids and Engine Oil Pressure Gauge .
- Page 82 INDEX Seats Tachometer ..... 5-3 Using This Supplement ... .ii Rear .
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