GMC 2003 GMT560 T-Series Owner's Manual page 276

Gage ............................................................ 3-37
Check Gages Warning Light .......................... 3-37
Engine Coolant Temperature ......................... 3-30
Filter Minder ............................................... 3-38
Fuel .......................................................... 3-37
Hourmeter .................................................. 3-38
Oil Pressure ............................................... 3-32
Speedometer .............................................. 3-22
Tachometer ................................................. 3-23
Transmission Temperature ............................. 3-35
Voltmeter Gage ........................................... 3-24
Glass, Mirrors, Lamps and/or Reflectors
Condition Check .......................................... 6-25
Glow Plugs Light ............................................ 3-34
Hazard Warning Flashers ................................... 3-5
Head Restraints ............................................... 1-2
Headlamp High/Low-Beam Changer .................... 3-8
Headlamp Wiring ............................................ 5-67
Headlamps On Reminder ................................. 3-13
Heavy-Duty Trailer Wiring Package .................... 4-38
Highway Hypnosis ........................................... 4-23
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Hill and Mountain Roads .................................. 4-24
Horn ............................................................... 3-6
Hourmeter Gage ............................................. 3-38
How to Add Coolant to the Coolant
Surge Tank ................................................. 5-24
How to Add Fluid ............................................ 5-16
How to Check and Add Fluid ............................ 5-33
How to Check and What to Use ....................... 5-15
How to Check Fluid ........................................ 5-43
How to Check Lubricant ................................... 5-43
How To Check Power Steering Fluid .................. 5-27
How to Check ................................................ 5-53
How to Use This Manual ...................................... ii
How to Wear Safety Belts Properly ..................... 1-9
Hydraulic Brake System Warning Lights ............. 3-26
Hydraulic Brake Systems ................................... 4-6
Hydraulic Brakes ............................................. 2-20
Hydraulic Clutch ............................................. 5-16
Hydroplaning .................................................. 4-20
If No Steam Is Coming From Your Engine .......... 5-21
If Steam Is Coming From Your Engine ............... 5-21
If You Are Stuck in Sand, Mud, Ice or Snow ....... 4-30
If Your Engine Won't Start ................................ 2-11
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