
❑Change automatic transmission fluid and filter if the
vehicle is mainly driven under one or more of these
conditions:
- In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C) or
higher.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery
service.
If you do not use your vehicle under any of these
conditions, change the uid and lter every 50,000 miles
(83 000 km).
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-74for proper rotation pattern and additional
information.(See footnote +.)
❑Replace fuel filter.An Emission Control Service.
(See footnote †.)
❑Replace engine air cleaner filter. SeeEngine Air
Cleaner/Filter on page 5-18for more information.
An Emission Control Service.37,500 Miles (62 500 km)
❑Change engine oil and filter (or every 12 months,
whichever occurs first).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs first).(See footnote #.)
❑Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-74for proper rotation pattern and additional
information.(See footnote +.)
45,000 Miles (75 000 km)
❑Change engine oil and filter (or every 12 months,
whichever occurs first).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs first).(See footnote #.)
❑Inspect engine air cleaner filter. SeeEngine Air
Cleaner/Filter on page 5-18for more information.
An Emission Control Service. (See footnote †.)
❑Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
6-20

❑Change automatic transmission fluid and filter if the
vehicle is mainly driven under one or more of these
conditions:
- In heavy city traffic where the outside
temperature regularly reaches 90°F (32°C) or
higher.
- In hilly or mountainous terrain.
- When doing frequent trailer towing.
- Uses such as found in taxi, police or delivery
service.
If you do not use your vehicle under any of these
conditions, change the uid and lter every 50,000 miles
(83 000 km).
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-74for proper rotation pattern and additional
information.(See footnote +.)
❑Replace fuel filter.An Emission Control Service.
(See footnote †.)
❑Replace engine air cleaner filter. SeeEngine Air
Cleaner/Filter on page 5-18for more information.
An Emission Control Service.67,500 Miles (112 500 km)
❑Change engine oil and filter (or every 12 months,
whichever occurs first).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs first).(See footnote #.)
❑Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-74for proper rotation pattern and additional
information.(See footnote +.)
75,000 Miles (125 000 km)
❑Change engine oil and filter (or every 12 months,
whichever occurs first).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs first).(See footnote #.)
❑Inspect engine air cleaner filter. SeeEngine Air
Cleaner/Filter on page 5-18for more information.
An Emission Control Service. (See footnote †.)
❑Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
6-22

❑Replace fuel filter.An Emission Control Service.
(See footnote †.)
❑Replace engine air cleaner filter. SeeEngine Air
Cleaner/Filter on page 5-18for more information.
An Emission Control Service.
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-74for proper rotation pattern and additional
information.(See footnote +.)
97,500 Miles (162 500 km)
❑Change engine oil and filter (or every 12 months,
whichever occurs first).An Emission Control
Service.
❑Lubricate chassis components (or every 12 months,
whichever occurs first).(See footnote #.)
❑Check rear/front axle fluid level and add fluid as
needed. Check constant velocity joints and axle seals
for leaking.(See footnote **.)
❑Rotate tires. SeeTire Inspection and Rotation on
page 5-74for proper rotation pattern and additional
information.(See footnote +.)
100,000 Miles (166 000 km)
❑Inspect spark plug wires.An Emission Control
Service.
❑Replace spark plugs.An Emission Control Service.
❑If you have not used your vehicle under severe
service conditions listed previously and, therefore,
have not changed your automatic transmission fluid,
change both the fluid and filter.
❑Inspect Positive Crankcase Ventilation (PCV) valve.
An Emission Control Service.
150,000 Miles (240 000 km)
❑Drain, flush and refill cooling system (or every
60 months since last service, whichever occurs first).
SeeEngine Coolant on page 5-23for what to use.
Inspect hoses. Clean radiator, condenser, pressure
cap and neck. Pressure test the cooling system
and pressure cap.An Emission Control Service.
❑Inspect engine accessory drive belt.An Emission
Control Service.
6-24

Normal Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can be obtained from your dealer.
Part Number
Air Cleaner Filter*A1163C
**25098463
Automatic Transmission Filter Kit **24200796
Fuel Filter*GF481
**15050894
Oil Filter*PF47
**25010792
PCV Valve
4300 Engine*CV769C
**6487532
Spark Plugs*41–932
**25162556
Windshield Wiper Blades
Length
Type20 inches (51 cm)
Trico
*ACDelco
®Part No.
**GM Part No.
6-34

A
Accessory Power Outlets.................................3-17
Adding Equipment to Your Air Bag-Equipped
Vehicle.......................................................1-53
Adding Washer Fluid.......................................5-38
Additional Program Information........................... 7-9
Additives, Fuel................................................. 5-6
Add-On Electrical Equipment...........................5-104
Add-On Equipment..........................................4-48
Adjusting the Speakers
(Balance/Fade)....................3-40, 3-44, 3-53, 3-64
After Off-Road Driving.....................................4-25
Air Bag
Readiness Light..........................................3-26
Air Bag System..............................................1-47
Adding Equipment to Your
Air Bag-Equipped Vehicle..........................1-53
How Does an Air Bag Restrain?....................1-50
Servicing Your Air Bag-Equipped Vehicle.........1-52
What Makes an Air Bag Inflate?....................1-50
What Will You See After an Air Bag Inflates?......1-51
When Should an Air Bag Inflate?...................1-50
Where Are the Air Bags?..............................1-48
Air Cleaner/Filter, Engine.................................5-18
Airbag Sensing and Diagnostic Module (SDM)...... 7-9
AM ...............................................................3-76
AM-FM Radio.................................................3-38
Antenna, Fixed Mast.......................................3-78Antenna, XM™ Satellite Radio Antenna System....3-78
Anti-lock Brake System..................................... 4-7
Anti-Lock Brake, System Warning Light..............3-29
Appearance Care............................................5-94
Care of Safety Belts....................................5-97
Chemical Paint Spotting..............................5-101
Cleaning the Inside of Your Vehicle................5-95
Cleaning the Outside of Your Vehicle..............5-98
Finish Damage..........................................5-101
Sheet Metal Damage..................................5-101
Underbody Maintenance.............................5-101
Vehicle Care/Appearance Materials...............5-102
Weatherstrips..............................................5-98
Approaching a Hill..........................................4-18
Ashtrays........................................................3-18
Assist Handles...............................................2-40
Audio System(s).............................................3-36
AM-FM Radio.............................................3-38
Care of Your Cassette Tape Player................3-76
Care of Your CD Player...............................3-78
Care of Your CDs........................................3-77
Fixed Mast Antenna.....................................3-78
Radio with Cassette and CD.........................3-51
Radio with CD............................................3-41
Radio with Six-Disc CD................................3-61
Setting the Time for Radios with
Radio Data Systems (RDS).......................3-37
Setting the Time for Radios without
Radio Data Systems (RDS).......................3-37
1

How to Add Coolant to the Coolant
Recovery Tank............................................5-31
How to Add Coolant to the Radiator..................5-33
How to Check................................................5-73
How to Check Lubricant..........................5-49, 5-51
How to Check Power Steering Fluid..................5-37
How to Check the Automatic
Transmission Fluid.......................................5-20
How to Inspect the Engine Air Cleaner/Filter.......5-19
How to Use This Manual...................................... ii
How to Wear Safety Belts Properly...................1-13
Hydroplaning..................................................4-29
I
If No Steam Is Coming From Your Engine..........5-28
If Steam Is Coming From Your Engine...............5-27
If the Light Is Flashing.....................................3-31
If the Light Is On Steady.................................3-31
If You Are Caught in a Blizzard.........................4-38
If You Are Stuck in Sand, Mud, Ice or Snow.......4-40
If You Do Decide To Pull A Trailer.....................4-52
Ignition Positions.............................................2-16
Ignition Transmission Lock Check......................6-28
Infants and Young Children, Restraints...............1-30
Inflation - Tire Pressure...................................5-72Inspection
Brake System.............................................6-31
Engine Cooling System................................6-30
Exhaust System..........................................6-30
Fuel System...............................................6-30
Part C - Periodic Maintenance.......................6-30
Steering, Suspension and Front Drive Axle
Boot and Seal.........................................6-30
Throttle System...........................................6-31
Transfer Case and Front Axle
(Four-Wheel Drive)...................................6-31
Installing a Garage Door Opener.......................2-34
Instrument Panel
Cluster.......................................................3-23
Overview..................................................... 3-2
Instrument Panel Brightness.............................3-15
Instrument Panel Fuse Block..........................5-106
Interior Lamps................................................3-15
J
Jump Starting.................................................5-44
K
Key Lock Cylinders Service..............................6-27
Keyless Entry System....................................... 2-3
Keys............................................................... 2-2
7