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
Exhaust Restrictor (Diesel Engines)...................2-18
Exhaust System Check....................................6-27
Express-Down Feature.....................................2-10
Extender, Safety Belt.......................................1-26
Exterior Lamps...............................................3-13
F
Filter
Engine Air Cleaner......................................5-30
Filter Minder Gage..........................................3-44
Finding a Station............................3-46, 3-49, 3-53
Finish Care....................................................5-80
Finish Damage...............................................5-83
Fixed Mast Antenna........................................3-59
Flat Tire........................................................5-75
Flat Tire, Changing.........................................5-76
Fluid
Automatic Transmission................................5-31
Manual Transmission....................................5-32
Power Steering...........................................5-43
Windshield Washer......................................5-44
Fluid Leaks Check..........................................6-28
FM ...............................................................3-57
Folding the Rear Seat (Crew Cab).................... 1-7
Footnotes......................................................6-19
Fore-and-Aft Adjustment.................................... 1-4Four-Wheel and Six-Wheel Drum Brakes
(Air Only)...................................................5-49
Four-Wheel Disc Brakes
(Hydraulic Only)..........................................5-49
Front Wheel Bearings with Oil-Filled Hubs..........5-67
Fuel............................................................... 5-6
Additives...................................................... 5-7
Diesel Engine Fuel........................................ 5-8
Filling a Portable Fuel Container....................5-18
Filling Your Tank..........................................5-17
Filter..........................................................5-64
Filter Replacement.......................................5-15
Fuels in Foreign Countries............................5-16
Gage.........................................................3-42
Gasoline Octane........................................... 5-6
Gasoline Specifications.................................. 5-6
Primary Filter and Water Separator................5-65
Running Out of Fuel....................................5-15
Secondary Filter and Water Separator/Heater....5-66
Very Cold Weather Operation........................5-10
Water in Fuel..............................................5-10
Water in Warning Light.................................3-43
What Fuel to Use.......................................... 5-8
Fuel Filter (Diesel Engines)..............................5-65
Fuel Filter (Gasoline Engines)...........................5-64
Fuel Priming..................................................5-13
Fuses
Fuses and Circuit Breakers...........................5-87
Windshield Wiper.........................................5-87
6
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
I
If No Steam Is Coming From Your Engine..........5-37
If Steam Is Coming From Your Engine...............5-36
If You Are Caught in a Blizzard.........................4-27
If You Are Stuck in Sand, Mud, Ice or Snow.......4-29
If Your Diesel Engine Won’t Start......................2-20
Ignition Positions.............................................2-12
Illuminated Entry.............................................3-16
Infants and Young Children, Restraints...............1-29
Inflation - Tire Pressure...................................5-68
Instrument Panel
Cluster.......................................................3-24
Overview..................................................... 3-4
Switchbank.................................................3-16
Instrument Panel Brightness Control..................3-15
Instrument Panel Fuse Block............................5-88
Inter-Axle Differential Lock Control.....................4-10
Interior Lamps................................................3-15
J
Jump Starting.................................................5-56
K
Key Lock Cylinders Service..............................6-28
Keyless Entry System....................................... 2-3
Keys............................................................... 2-2
L
Lamps
Exterior......................................................3-13
Interior.......................................................3-15
Lamps Check.................................................6-27
Lap Belt........................................................1-22
Lap-Shoulder Belt...........................................1-13
Light
Air Bag Off .................................................3-28
Air Bag Readiness.......................................3-27
Anti-Lock Brake System Warning...................3-34
Brake System Warning.................................3-31
Change Engine Oil......................................3-39
Charging System.........................................3-30
Check Gages Warning.................................3-42
Daytime Running Lamps Indicator..................3-41
8
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
Matching Transmitter(s) to Your Vehicle............... 2-5
Mexico, Central America and Caribbean
Islands/Countries (Except Puerto Rico and
U.S. Virgin Islands)....................................... 7-4
Mirrors
Manual Rearview Mirror................................2-39
Outside Convex Mirrors................................2-40
Outside Heated Mirrors................................2-41
Outside Manual Mirrors................................2-39
Outside Power Mirrors..................................2-40
Mirrors and Sun Visors Check..........................6-27
Model Reference................................................ vi
Moisture Ejector..............................................5-50
MyGMLink.com................................................ 7-3
N
New Vehicle Break-In......................................2-11
Noise Control System, Tampering......................5-62
Normal Maintenance Replacement Parts...........5-100
O
Odometer......................................................3-25
Off-Road Recovery..........................................4-14Oil
Change Engine Oil Light...............................3-39
Engine...............................................5-20, 5-25
Low Oil Level Light......................................3-38
Pressure Gage............................................3-37
Older Children, Restraints................................1-27
Online Owner Center........................................ 7-3
Other Service Items
Air Conditioning System...............................5-67
Automatic Ether Injection System...................5-66
Front Wheel Bearings with Oil-Filled Hubs.......5-67
Fuel Filter...................................................5-64
Primary Fuel Filter and Water Separator.........5-65
Secondary Fuel Filter and Water Separator/
Heater....................................................5-66
Other Warning Devices...................................... 3-6
Outlet Adjustment............................................3-22
Outside
Convex Mirrors............................................2-40
Heated Mirrors............................................2-41
Manual Mirrors............................................2-39
Power Mirrors.............................................2-40
Overdrive Defeat.............................................2-29
Overspeed Warning Light.................................3-39
Owners, Canadian............................................... ii
Owner’s Information.......................................... 7-8
10
P
Parking.........................................................2-33
Brake Warning Light....................................3-34
Over Things That Burn.................................2-37
Parking Brake Check.......................................6-25
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
Passing.........................................................4-14
Playing a Cassette..........................................3-50
Playing a Compact Disc...................................3-55
Playing the Radio...........................3-46, 3-48, 3-53
Power
Accessory Outlets........................................3-17
Door Locks.................................................. 2-7
Electrical System.........................................5-87
Reduced Engine Light..................................3-41
Steering Fluid.............................................5-43
Windows...................................................... 2-9
Power Steering...............................................4-12
Propshaft Park Brake Burnish Procedure............2-34
Q
Questions and Answers About Safety Belts.........1-12
R
Radio Messages.............................3-48, 3-50, 3-55
Radios..........................................................3-45
AM-FM Radio.............................................3-46
Care of Your Cassette Tape Player................3-57
Care of Your CD Player...............................3-59
Care of Your CDs........................................3-59
Radio with Cassette.....................................3-48
Radio with CD............................................3-53
Setting the Time..........................................3-45
Theft-Deterrent............................................3-57
Understanding Reception..............................3-57
Range Inhibit Warning Indicator........................3-31
Reading Lamps..............................................3-16
Rear Axle......................................................5-61
Differential Lock Control...............................4-10
Shift Motor.................................................5-61
Two-Speed Electric Shift Control....................2-26
Rear Heating System......................................3-23
Rear Seat Operation......................................... 1-7
11
Rear Seat Outside Passenger Positions
(Crew Cab Models)....................................1-23
Rear Seat Passengers, Safety Belts..................1-23
Rear Wheel Park Brake Burnish Procedure........2-34
Rear Window Defogger....................................3-21
Rearview Mirrors.............................................2-39
Reclining Seatbacks.......................................... 1-4
Reduced Engine Power Light............................3-41
Releasing Air-Operated Parking Brakes..............4-31
Remote Keyless Entry System............................ 2-3
Remote Keyless Entry System, Operation............ 2-4
Replacement Bulbs.........................................5-63
Replacing Brake System Parts..........................5-49
Replacing Restraint System Parts
After a Crash..............................................1-62
Reporting Safety Defects
Canadian Government................................... 7-7
General Motors............................................. 7-7
United States Government.............................. 7-6
Restarting the Diesel Engine While Moving
(Automatic Transmission)..............................2-15
Restarting the Gasoline Engine While Moving
(Automatic Transmission)..............................2-14
Restraint System Check...................................6-25
Checking Your Restraint Systems...................1-61
Replacing Restraint System Parts
After a Crash..........................................1-62Restraint Systems
Checking....................................................1-61
Replacing Parts...........................................1-62
Resynchronization............................................. 2-6
Right Front Passenger Position, Safety Belts......1-22
Rims and Wheels...........................................5-69
Roadside
Assistance Program....................................... 7-4
Rocking Your Vehicle To Get It Out...................4-30
Routing, Engine Drive Belt..............................5-103
Running Out of Fuel........................................5-15
Running Your Engine While You Are Parked.......2-38
S
Safety Belt
Reminder Light............................................3-26
Reminder Tone............................................3-26
Safety Belts
Care of......................................................5-79
Center Passenger Position............................1-22
Driver Position............................................1-13
How to Wear Safety Belts Properly................1-13
Questions and Answers About Safety Belts.....1-12
Rear Seat Passengers.................................1-23
Right Front Passenger Position......................1-22
12