
Scheduled Maintenance
Service MaintenanceIMaintenanceII
Change engine oil and ®lter. Reset oil life system. See
Engine Oil on
page 5-18.An Emission Control Service.··
Lubricate chassis components.
See footnote #.··
Visually check for any leaks or damage.
See footnote (j).··
Inspect engine air cleaner ®lter or change indicator (if equipped). If necessary,
replace ®lter. See
Engine Air Cleaner/Filter on page 5-23.An Emission Control
Service. See footnote ².··
Rotate tires and check in¯ation pressures and wear. See
Tires on page 5-76.··
Inspect brake system.
See footnote (a).··
Check engine coolant and windshield washer ¯uid levels and add ¯uid as
needed.··
Perform any needed additional services. See ªAdditional Required Servicesº in
this section.··
Inspect suspension and steering components.
See footnote (b).·
Inspect engine cooling system.
See footnote (c).·
Inspect wiper blades.
See footnote (d).·
Inspect restraint system components.
See footnote (e).·
Lubricate body components.
See footnote (f).·
Check transmission ¯uid level and add ¯uid as needed.·
6-5

At the First 100, 1,000 and 6,000
Miles (160, 1 600 and 10 000km)
Check dual wheel nut torque. For proper torque, seeCapacities and Speci®cations on page 5-134.
At Each Fuel Fill
It is important to perform these underhood checks at
each fuel ®ll.
Engine Oil Level Check
Check the engine oil level and add the proper oil if
necessary. SeeEngine Oil on page 5-18for further
details.
Notice:It is important to check your oil regularly
and keep it at the proper level. Failure to keep your
engine oil at the proper level can cause damage
to your engine not covered by your warranty.
Engine Coolant Level Check
Check the engine coolant level and add
DEX-COOLžcoolant mixture if necessary. SeeEngine
Coolant on page 5-33for further details.
Windshield Washer Fluid Level Check
Check the windshield washer ¯uid level in the windshield
washer tank and add the proper ¯uid if necessary.
At Least Once a Month
Tire In¯ation Check
Visually inspect your tires and make sure tires are
in¯ated to the correct pressures. Do not forget to check
your spare tire. See
Tires on page 5-76for further
details. Check to make sure the spare tire is stored
securely. Push, pull and then try to rotate or turn
the spare tire. If it moves, tighten it. See
Changing a
Flat Tire on page 5-96.
6-11

Bulb Replacement (cont.)
Roof Marker Lamps.....................................5-67
Taillamps....................................................5-71
Buying New Tires...........................................5-89
C
California Fuel.................................................. 5-5
Canada........................................................... 7-5
Canadian Owners................................................ ii
Canadian Roadside Assistance........................... 7-7
Capacities and Speci®cations..........................5-134
Car Washes for QUADRASTEERŸ Equipped
Vehicles.....................................................4-16
Carbon Monoxide...................4-47, 4-70, 2-14, 2-53
Care of
Safety Belts..............................................5-119
Your Cassette Tape Player..........................3-129
Your CD and DVD Player...........................3-131
Your CDs and DVDs..................................3-130
Cargo Lamp...................................................3-18
CARGO LAMP ON.........................................3-67
Cassette Tape Messages.................................3-98
CD Adapter Kits.............................................3-99
CD Messages.............................3-87, 3-101, 3-115
Center Console Storage Area...........................2-67
Center High-Mounted Stoplamp (CHMSL) and
Cargo Lamp...............................................5-69
Center Instrument Panel Fuse Block................5-128Center Passenger Position, Safety Belts.............1-25
Chains, Tires..................................................5-94
CHANGE ENGINE OIL....................................3-68
Check
Engine Light...............................................3-49
Check Engine Light.........................................3-49
CHECK OIL LEVEL.........................................3-67
CHECK WASHER FLUID.................................3-67
Checking Brake Fluid......................................5-49
Checking Coolant............................................5-35
Checking Engine Oil........................................5-18
Checking Things Under the Hood......................5-10
Checking Your Restraint Systems......................1-87
Chemical Paint Spotting.................................5-123
Child Restraints
Child Restraint Systems...............................1-39
Infants and Young Children...........................1-35
Lower Anchorages and Top Tethers for
Children (LATCH System)..........................1-48
Older Children.............................................1-33
Securing a Child Restraint Designed
for the LATCH System......................1-50, 1-51
Securing a Child Restraint in a Center Rear
Seat Position...........................................1-58
Securing a Child Restraint in a Rear Outside
Seat Position...........................................1-55
Securing a Child Restraint in the Center Front
Seat Position...........................................1-60
Top Strap...................................................1-43
3

Child Restraints (cont.)
Top Strap Anchor Location............................1-45
Where to Put the Restraint...........................1-42
Chime Level Adjustment.................................3-131
Cigarette Lighter.............................................3-21
Cleaning
Inside of Your Vehicle.................................5-117
Outside of Your Vehicle..............................5-120
Underbody Maintenance.............................5-123
Video Screen............................................3-131
Weatherstrips............................................5-119
Cleaning Aluminum or Chrome-Plated Wheels . . . 5-122
Cleaning Exterior Lamps/Lenses......................5-120
Cleaning Fabric/Carpet...................................5-117
Cleaning Glass Surfaces................................5-119
Cleaning Interior Plastic Components...............5-119
Cleaning Leather...........................................5-118
Cleaning the Mirror.................................2-57, 2-60
Cleaning the Top of the Instrument Panel.........5-119
Cleaning the Windshield and Wiper Blades.......5-121
Cleaning Tires..............................................5-122
Cleaning Vinyl..............................................5-118
Climate Control System...................................3-21
Dual..........................................................3-22
Dual Automatic............................................3-26
Clutch, Hydraulic.............................................5-32
Compass Calibration...............................2-57, 2-58
Compass Operation.........................................2-58Compass Variance..................................2-56, 2-59
Content Theft-Deferrent....................................2-19
Control of a Vehicle.......................................... 4-5
Coolant
Engine Temperature Gage............................3-46
Heater, Engine............................................2-25
Surge Tank Pressure Cap.............................5-36
Cooling System..............................................5-39
Crew Cab......................................................1-58
Cruise Control................................................3-11
Cruise Control Light........................................3-53
Cupholder(s)..................................................2-66
Current and Past Model Order Forms................7-13
Customer Assistance Information
Courtesy Transportation.................................. 7-7
Customer Assistance for Text Telephone (TTY)
Users....................................................... 7-4
Customer Assistance Offices........................... 7-4
Customer Satisfaction Procedure..................... 7-2
GM Mobility Program for Persons with
Disabilities................................................ 7-5
Reporting Safety Defects to General Motors....7-11
Reporting Safety Defects to the Canadian
Government............................................7-11
Reporting Safety Defects to the United States
Government............................................7-11
Roadside Assistance Program......................... 7-6
Service Publications Ordering Information........7-12
4

Single Stage Air Bags.....................................1-74
Single Stage vs. Dual Stage Air Bags................1-73
Six-Speed (VORTECŸ 8100 V8 and
DURAMAXŸ 6600 V8 Engines)...................2-32
Skidding........................................................4-19
Snow Plow....................................................4-64
Some Other Rainy Weather Tips.......................4-41
Spare Tire....................................................5-116
Special Fabric Cleaning Problems....................5-118
Speci®cations, Capacities...............................5-134
Speedometer..................................................3-35
Stalling on an Incline.......................................4-34
Starting Your Engine.......................................2-23
Starting Your V8 Engine..................................2-24
Steering........................................................4-12
Steering in Emergencies..................................4-13
Steering Tips..................................................4-12
Steering Wheel Controls, Audio.......................3-128
Step-Bumper Pad..........................................4-103
Stereo RCA Jacks.........................................3-122
Storage Areas................................................2-66
Center Console Storage Area........................2-67
Cupholder(s)...............................................2-66
Front Storage Area......................................2-67
Glove Box..................................................2-66
Storing a Flat or Spare Tire, Jack and Tools.....5-109
Stuck in Sand, Mud, Ice or Snow......................4-51
Sun Visors.....................................................2-18
Swing-Out Windows........................................2-18T
Tachometer....................................................3-35
Tailgate.........................................................2-14
Tailgate Removal............................................2-14
Taillamps.......................................................5-71
Taillamps (Chassis Cab Models)........................5-73
Temperature and Compass Display....................2-55
Temperature Display........................................2-58
Testing the Alarm............................................2-20
Theft-Deterrent, Radio....................................3-127
Theft-Deterrent Systems...................................2-19
Content Theft-Deterrent................................2-19
Passlock
ž...................................................2-21
TIGHTEN FUEL CAP......................................3-72
Tilt Wheel........................................................ 3-7
Tire Sidewall Labeling......................................5-76
Tire Size.......................................................5-80
Tire Terminology and De®nitions........................5-81
Tires.............................................................5-76
Buying New Tires........................................5-89
Chains.......................................................5-94
Changing a Flat Tire....................................5-96
Dual Tire Operation.....................................5-85
If a Tire Goes Flat.......................................5-95
In¯ation - Tire Pressure................................5-84
Inspection and Rotation................................5-86
Spare Tire................................................5-116
Uniform Tire Quality Grading.........................5-90
15

Tires (cont.)
Wheel Alignment and Tire Balance.................5-91
Wheel Replacement.....................................5-92
When It Is Time for New Tires......................5-88
To Use the Engine Coolant Heater....................2-25
Tonneau Cover...............................................2-67
Top Strap......................................................1-43
Top Strap Anchor Location...............................1-45
Torque Lock (Automatic Transmission)...............2-51
Total Weight on Your Vehicle's Tires..................4-88
Tow/Haul Mode Light.......................................3-53
Tow/Haul Mode, Overdrive Disable....................3-53
Tow/Haul Mode
(Automatic Transmission)..............................2-29
Towing
Power Take-Off (PTO)................................4-101
Recreational Vehicle.....................................4-54
Towing a Trailer..........................................4-70
Your Vehicle...............................................4-53
Traction
Assist System (TAS)...................................... 4-9
Manual Selectable Ride................................4-11
Off Light.....................................................3-45
TRACTION ACTIVE........................................3-72
Trailer
Recommendations.......................................4-70
Trailer Brakes.................................................4-91
Trailer Wiring Harness.....................................4-95
TRANS HOT IDLE ENGINE
(Allison Transmission
žOnly)..........................3-73Transfer Case................................................5-60
Transmission
Fluid, Automatic..................................5-25, 5-28
Fluid, Manual..............................................5-31
Temperature Gage.......................................3-47
Up-Shift Light..............................................3-43
TRANSMISSION HOT.....................................3-72
Transmission Operation, Automatic....................2-26
Transmission Operation, Manual........................2-30
Transmission, Transaxle, Transfer Case Unit
Repair Manual............................................7-12
Transportation Options...................................... 7-8
Traveling to Remote Areas...............................4-24
Trip Information Button....................................3-56
Trip Odometer................................................3-35
Truck-Camper Loading Information....................4-68
Turn and Lane Change Signals.......................... 3-8
TURN SIGNAL ON.........................................3-73
Turn Signal/Multifunction Lever........................... 3-7
Turn Signals When Towing a Trailer..................4-93
Two-Tiered Loading.........................................4-63
U
Underhood Fuse Block...................................5-129
Understanding Radio Reception.......................3-129
Uniform Tire Quality Grading............................5-90
United States................................................... 7-4
Up-Shift Light.................................................3-43
16