Compact Disc Messages..................................3-56
Control of a Vehicle.......................................... 4-5
Coolant
Engine Temperature Gage............................3-35
Heater, Engine............................................2-23
Low Warning Light.......................................3-36
Surge Tank Pressure Cap.............................5-35
Cooling System..............................................5-38
Cooling System Capacity.................................5-94
Cruise Control................................................3-10
Current and Past Model Order Forms.................. 7-8
Customer Assistance Information
Customer Assistance for Text Telephone
(TTY) Users.............................................. 7-3
Customer Assistance Offices........................... 7-3
Customer Satisfaction Procedure..................... 7-2
Reporting Safety Defects to General Motors...... 7-7
Reporting Safety Defects to the Canadian
Government.............................................. 7-7
Reporting Safety Defects to the United
States Government.................................... 7-6
Roadside Assistance Program......................... 7-4
Service Publications Ordering Information......... 7-7
D
Daytime Running Lamps..................................3-14
Daytime Running Lamps Indicator Light.............3-41
Defensive Driving............................................. 4-2Defogging and Defrosting.................................3-20
Defroster Check..............................................6-27
Diesel Engine
Exhaust Brake............................................2-25
Fuel............................................................ 5-8
Starting......................................................2-14
Starting Your DURAMAX™...........................2-19
Diesel Engine Warm-Up...................................2-16
Differential Lock Control, Inter-Axle....................4-10
Differential Lock Control, Rear Axle...................4-10
Differential Lock Indicator Light.........................3-40
Doing Your Own Service Work........................... 5-4
Dome Lamps.................................................3-15
Door
Locks.......................................................... 2-6
Power Door Locks......................................... 2-7
Door Latches Check........................................6-27
Double-Clutching.............................................2-30
Driver
Position, Safety Belt.....................................1-13
Driving
At Night.....................................................4-17
City...........................................................4-21
Defensive..................................................... 4-2
Drunken....................................................... 4-2
Freeway.....................................................4-22
Hill and Mountain Roads..............................4-23
In Rain and on Wet Roads...........................4-18
Winter........................................................4-25
4
Driving on Snow or Ice....................................4-26
Driving Through Deep Standing Water...............4-20
Driving Through Flowing Water.........................4-20
Dual Tire Operation.........................................5-69
E
Eaton®Fuller®Five and Six-Speed
Transmissions and TTC Spicer Seven-Speed
Transmissions.............................................2-30
Eaton
®Fuller®Nine and Ten-Speed
Non-Synchronized Manual Transmissions........2-32
Electric Air Compressor...................................5-51
Electrical Connections......................................4-36
Electrical System
Add-On Equipment......................................5-86
Fuses and Circuit Breakers...........................5-87
Fusible Links..............................................5-87
Headlamp Wiring.........................................5-86
Power Windows and Other Power Options......5-87
Windshield Wiper Fuses...............................5-87
Elevated Idle/Exhaust Restrictor........................2-21
Engine
Air Cleaner/Filter.........................................5-30
Battery.......................................................5-55
Change Engine Oil Light...............................3-39
Check and Service Engine Soon Light............3-37Engine (cont.)
Checks Before Operating..............................2-22
Coolant..............................................5-32, 5-35
Coolant Heater............................................2-23
Coolant Temperature Gage...........................3-35
Diesel Engine Exhaust Brake........................2-25
Drive Belt Routing......................................5-103
Exhaust.....................................................2-37
Fan Noise..................................................5-43
Oil .....................................................5-20, 5-25
Overheating................................................5-36
Overspeed Warning Light..............................3-39
Reduced Power Light...................................3-41
Shutdown Warning Light...............................3-39
Starting Your Diesel.....................................2-14
Starting Your DURAMAX™ Diesel..................2-19
Starting Your Gasoline..................................2-12
Engine Alarm and Automatic Shutdown..............2-16
Engine Coolant Level Check.............................6-24
Engine Cooling System Service........................6-26
Engine Cover Check.......................................6-28
Engine Oil Additives................................5-23, 5-29
Engine Oil Level Check...................................6-24
Engine Road Speed Governor..........................3-25
Engine Speed Limiting.....................................3-25
Engine Starter Over-Crank Protection.................2-12
Event Data Records (EDR)................................ 7-5
Exhaust Brake Indicator Light...........................3-40
5
G
Gage
Air Pressure...............................................3-44
Check Gages Warning Light..........................3-42
Engine Coolant Temperature.........................3-35
Filter Minder...............................................3-44
Fuel..........................................................3-42
Hourmeter..................................................3-45
Oil Pressure...............................................3-37
Speedometer..............................................3-25
Tachometer.................................................3-26
Transmission Temperature.............................3-40
Voltmeter Gage...........................................3-30
Gasoline
Octane........................................................ 5-6
Specifications............................................... 5-6
Gasoline Engine, Starting.................................2-12
Gasoline Engine Warm-Up...............................2-14
Glass, Mirrors, Lamps and/or Reflectors
Condition Check..........................................6-27
H
Hazard Warning Flashers................................... 3-5
Headlamp High/Low-Beam Changer.................... 3-8
Headlamp Wiring............................................5-86Headlamps On Reminder.................................3-13
Heavy-Duty Trailer Wiring Package....................4-35
Height Adjustment............................................. 1-6
High Idle System (Caterpillar
®Diesel and
Gasoline Engines).......................................2-16
Highway Hypnosis...........................................4-23
Hill and Mountain Roads..................................4-23
Hood
Checking Things Under................................5-18
Latches......................................................5-19
Hood Latches Check.......................................6-28
Horn............................................................... 3-6
Hourmeter Gage.............................................3-45
How to Add Coolant to the Coolant
Surge Tank.................................................5-39
How to Add Fluid............................................5-32
How to Check................................................5-69
How to Check and What to Use...............5-31, 5-32
How to Check Fluid........................................5-61
How to Check Lubricant...................................5-61
How To Check Power Steering Fluid..................5-43
How to Inspect the Engine Air Cleaner/Filter.......5-30
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-13
Hydraulic Brake System
Warning Lights............................................3-32
Hydraulic Brake Systems................................... 4-6
Hydraulic Brakes.............................................2-33
Hydroplaning..................................................4-20
7
Light (cont.)
Differential Lock Indicator..............................3-40
Engine Overspeed Warning...........................3-39
Engine Shutdown Warning............................3-39
Exhaust Brake Indicator................................3-40
Low Coolant Warning...................................3-36
Low Oil Level.............................................3-38
Low Washer Fluid Warning...........................3-42
Malfunction Indicator....................................3-37
Parking Brake Warning.................................3-34
Range Inhibit Warning Indicator.....................3-31
Reduced Engine Power................................3-41
Safety Belt Reminder...................................3-26
Safety Belt Reminder Tone...........................3-26
Service Transmission Warning.......................3-31
Trailer Anti-Lock Brake System Warning..........3-35
Wait to Start Indicator..................................3-36
Water in Fuel Warning.................................3-43
Loading Your Vehicle.......................................4-33
Lockout Feature..............................................2-10
Locks
Door........................................................... 2-6
Power Door.................................................. 2-7
Loss of Control...............................................4-16
Low Coolant Warning Light..............................3-36
Low Washer Fluid Warning Light.......................3-42
Lumbar Adjustments.......................................... 1-3M
Maintenance, Normal Replacement Parts..........5-100
Maintenance Schedule
At Each Fuel Fill.........................................6-24
At Least Once a Year..................................6-28
At Least Twice a Year..................................6-25
How This Section is Organized....................... 6-3
Introduction.................................................. 6-2
Maintenance Requirements............................. 6-2
Part A - Scheduled Maintenance Services......... 6-4
Part B - Owner Checks and Services.............6-24
Part C - Recommended Fluids and
Lubricants...............................................6-29
Part D - Maintenance Record........................6-31
Scheduled Maintenance................................. 6-5
Scheduled Maintenance Supplements............... 6-4
Using Your................................................... 6-4
Your Vehicle and the Environment................... 6-2
Malfunction Indicator Light................................3-37
Manual Seats................................................... 1-2
Manual Transmission.......................2-13, 2-19, 2-26
Fluid..........................................................5-32
Operation...................................................2-30
Manual Windows.............................................. 2-8
Marker Lamp Defeat Switch.............................3-14
9
Storage Areas................................................2-41
Center Console Storage Area........................2-42
Stuck in Sand, Mud, Ice or Snow......................4-29
Sun Visors.....................................................2-10
Switchbanks, Instrument Panel..........................3-16
T
Tachometer....................................................3-26
Theft-Deterrent, Radio.....................................3-57
Theft-Deterrent Systems...................................2-10
Tilt Wheel........................................................ 3-7
Tire Inflation Check.........................................6-24
Tires.....................................................5-68, 5-82
Changing a Flat Tire....................................5-76
Dual Tire Operation.....................................5-69
If a Tire Goes Flat.......................................5-75
Inflation - Tire Pressure................................5-68
Rims and Wheels........................................5-69
Tightening the Wheel Nuts............................5-71
Wheel Alignment and Tire Balance.................5-70
Wheel Replacement.....................................5-74
When It Is Time for New Tires......................5-70
To Use the Engine Coolant Heater....................2-24
Top Strap......................................................1-38
Towing
Power Take-Off (PTO)..................................4-36
Your Vehicle...............................................4-31Traction
Control System (TCS)..................................4-11
Tractor Protection (Breakaway) Valve Check.......6-28
Trailer
Connections................................................4-35
Trailer Brake Hand Control Valve........................ 4-9
Trailer Connections
(C7/C8 Models Only)...................................4-36
Transmission
Fluid, Automatic...........................................5-31
Fluid, Manual..............................................5-32
Service Warning Light..................................3-31
Temperature Gage.......................................3-40
Transmission Fluid Capacity.............................5-98
Transmission Operation, Automatic....................2-28
Transmission Operation, Manual........................2-30
Trip Odometer................................................3-25
Turn and Lane-Change Signals.......................... 3-8
Turn Signal/Multifunction Lever........................... 3-7
Two-Speed Rear Axle......................................2-33
Two-Speed Rear Axle Electric Shift Control.........2-26
U
Underbody Flushing Service.............................6-28
Underbody Inspection......................................6-28
Underhood Fuse Block....................................5-91
Understanding Radio Reception........................3-57
14