
1 Short Trip/City Maintenance Schedule I
72,000 Miles (120 000 km)
0 Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
0 Rotate tires. See “Tire Inspection and
Rotation” in the Index for proper rotation
pattern and additional information.
(See footnote
+.)
0 Inspect the locking front hubs (if equipped)
for correct operation (or every
3 months,
whichever occurs first). Repair or replace
if necessary.
LATE I ACTUAL MILEAGE I SERVICED BY I
75,000 Miles (125 000 km)
0 Change engine oil and filter (or every
3 months, whichever occurs first).
An Emission Control Service.
0 Clean and repack the front wheel bearings
(or at each brake relining, whichever
occurs first).
in dusty conditions. Replace filter if
necessary.
An Emission Control Service.
(See footnote?.)
0 Change manual transmission fluid (or every
15 months, whichever occurs first).
0 Inspect the valve lash and adjust if
necessary.
An Emission Control Service.
0 Inspect air cleaner filter if you are driving
7-26
ProCarManuals.com

Long ”rip/Highway Maintenance Schedule I
90,000 Miles (150 000 km)
0 Change engine oil and filter (or every
7.5 months, whichever occurs first).
An Emission Control Service.
0 Clean and repack the front wheel bearings
(or at each brake relining, whichever
occurs first).
Inspect engine accessory drive belts (or
every
24 months, whichever occurs first).
An Emission Control Service.
0 Inspect camshaft timing belt.
An Emission Control Service. (See footnote ?.)
0 Drain, flush and refill cooling system (or
every
30 months, whichever occurs first).
See “Engine Coolant” in the Index for what
to use. Inspect hoses. Clean radiator,
condenser, pressure cap and neck. Pressure
test the cooling system and pressure cap.
An Emission Control Sewice. (See footnote?.)
0 Replace spark plugs.
0 Replace air cleaner filter.
0 Inspect fuel tank, cap and lines and any
hoses for damage or leaks. Replace fuel
tank cap gasket.
An Emission Control Service.
(See footnote T.)
0 Change manual transmission fluid (or every
30 months, whichever occurs first).
0 Replace fuel filter (or every 30 months,
whichever occurs first).
An Emission Control
Service. (See footnote “f )
0 Inspect the locking front hubs (if equipped)
for correct operation (or every
3 months,
whichever occurs first). Repair or replace
if necessary.
An Emission. Control Service.
An Emission Control
Service.
7-46
ProCarManuals.com

Throttle Linkage Inspection
Inspect the throttle linkage for interference or binding,
and for damage or missing parts. Replace parts as
needed. Replace any cables that have high effort or
excessive wear.
Do not lubricate accelerator and cruise
control cables.
Rear Axle (All) and Front Axle
(Four-wheel Drive) Service
Check the gear lubricant level and add if needed. See
“Rear Axle” and “Four-wheel Drive” in
the Index. A
fluid loss may indicate a problem. Check the system(s),
and repair the system(s) if needed. Refer to “Scheduled
Maintenance Services,” earlier
in this section, to
determine when to change the lubricant.
Brake System Inspection
Inspect the complete system. Inspect brake lines and
hoses for proper hook-up, binding, leaks, cracks,
chafing, etc. Inspect disc brake pads for wear and rotors
for surface condition. Also inspect drum brake linings
for wear and cracks. Inspect other brake parts, including
drums, wheel cylinders, calipers, parking brake, etc.
Check parking brake adjustment. You may need to have
your brakes inspected more often if your driving habits
or conditions result in frequent braking.
Clutch System Service
Check clutch pedal free travel and adjust as necessary.
See “Clutch Adjustment’’ in the Index.
7-54
ProCarManuals.com

Part D: Recommended Fluids
and Lubricants
NOTE: Fluids and lubricants identified below by name,
part number or specification may be obtained from your
GM dealer.
USAGE
Engine Oil
Engine Coolant
FLUIDLUBRICANT
Engine oil with the American
Petroleum Institute Certified For
Gasoline Engines “Starburst”
symbol of the proper viscosity. To
determine the preferred viscosity for your vehicle’s engine, see
“Engine Oil” in the Index.
50150 mixture of clean water
(preferably distilled) and good
quality ethylene
glycol base
coolant (GM Part
No. 1052753 or
equivalent) conforming to GM
Specification 1825M or approved
recycled coolant conforming to
GM Specification 1825M. See
“Engine Coolant” in
the Index.
USAGE
Hydraulic Brake
System
Parking Brake Cable Guides
Power Steering System
Manual
Transmission (All) and
Transfer Case
(Four- Wheel
Drive)
Automatic
Transmission
Key Lock
Cylinders
FLUIDLUBRICANT
Delco Supreme 11 @ Brake Fluid
(GM Part No. 12377967 or
equivalent DOT-3 brake fluid).
Chassis lubricant (GM
Part
No. 12377985 or equivalent) or
lubricant meeting requirements
of
NLGI # 2, Category LB or
DEXRON@-111 Automatic.
Transmission Fluid.
GM Goodwrench Synthetic
Manual Transmission Gear Oil
(GM Part No. 12346190
- 1 quart)
or equivalent
SAE 75W-90 GL-4
gear oil.
DEXRON@-I11 Automatic
Transmission Fluid.
Multi-Pur ose lubricant, Superlube
& (GM Part
No. 12346241 or equivalent).
GC-LB.
ProCarManuals.com

Gem Section 9 Index
Adding Equipment to the Outside of Your Vehicle ..... 6-3
AirBag
....................................... 1-25
Adding Equipment
............................ 1-3 1
How Does it Restrain
.......................... 1-29
How it Works
................................ 1-27
Location
.................................... 1-27
Readiness Light
......................... 1-26. 2-63
Servicing ................................... 1-30
What Makes it Inflate
.......................... 1-28
What Will
You See After it Inflates ............... 1-29
When Should it Inflate
......................... 1-28
Aircleaner
.................................... 6-14
Air Conditioning
................................ 3-3
Air Conditioning Refrigerants
..................... 6-64
Alignment and Balance. Tire
...................... 6-46
Aluminum Wheels. Cleaning
...................... 6-55
Antenna
...................................... 3-19
Antifreeze
..................................... 6-23
Anti-Lock Brake System Active Light
................. 2-66. 4-9
Brake System Warning Light
................ 2-65. 4-7
Brakes
...................................... 4-7
Appearance Care
............................... 6-48
Appearance Care Materials
....................... 6-57 Arbitration
Program
.............................. 8-9
Ashtrays ...................................... 2-43
Audio Systems
.................................. 3-6
Automatic
Overdrive
................................... 2-14
Overdrive Off Switch
.......................... 2-14
Automatic Transmission
.......................... 2-9
Check
...................................... 7-50
Fluid
....................................... 6-16
Operation
................................... 2-10
Park Mechanism Check ........................ 7-52
Shifting
..................................... 2-10
Starting Your Engine
........................... 2-9
Axle. Front .................................... 6-23
Axle. Rear
.................................... 6-21
Battery
...................................... 6-33
Jump Starting
................................. 5-3
Warnings
................................ 5-3, 5-5
BBB Auto Line
................................. 8-9
Better Business Bureau Mediation ................... 8-9
Blizzard ...................................... 4-42
9-1
ProCarManuals.com

Brake Adjustment
.................................. 6-32
Fluid
....................................... 6-29
Master Cylinder
.............................. 6-29
Parking
..................................... 2-21
PedalTravel
................................. 6-32
Replacing System
Parts ........................ 6-32
System Warning Light
......................... 2-64
Trailer
...................................... 4-53
Transmission Shift Interlock
.................... 2-25
Transmission Shift Interlock Check
............... 7-5 1
Wear
....................................... 6-31
Brakes, Anti-Lock
............................... 4-7
Braking
........................................ 4-6
Braking
in Emergencies ........................... 4-9
Break-In, New Vehicle
........................... 2-7
Brightness Control
.............................. 2-38
BTSI
......................................... 2-25
BTSICheck
................................... 7-51
Bulb Replacement
.............................. 6-33
Canadian Roadside Assistance
.................... 8-7
Canvas Top Lowering and Raising
......................... 2-50
Preparing for Storage
.......................... 2-56
Removing and Installing
....................... 2-55
Capacities and Specifications
...................... 6-62
Carbon Monoxide
..................... 2-5,2-27, 4-43
Cassette Deck Service
........................... 7-49
Cassette Tape Player
........................ 3-8, 3-11
Cassette Tape Player Care
........................ 3- 1 8
CD Player Theft-Deterrent Feature ................. 3 - 15 Center
High-Mounted Stoplamp Bulb Replacement
.... 6-39
Certification Label
.............................. 4-47
Chains. Safety
................................. 4-53
Chains. Tire
................................... 6-48
Changing a Flat Tire
............................. 5-23
Charging System Light
.......................... 2-63
Checking Your Restraint Systems
.................. 1-45
Chemical Paint Spotting
.......................... 6-56
Child Restraints
........................... 1-35. 1-36
Securing in a Rear Seat Position
................. 1-37
Securing in the Right Front Seat Position
.......... 1-39
TopStrap
................................... 1-37
WheretoPut
................................ 1-36
Circuit Breakers and Fuses
....................... 6-59
Cleaner. Air
................................... 6-14
Cleaning Aluminum Wheels
............................ 6-55
Canvas Top and Plastic Window
................. 6-54
Exterior LampsLenses
........................ 6-53
Fabric
...................................... 6-49
Glass Surfaces
............................... 6-52
Inside of Your Ceo
............................ 6-49
Instrument Panel
............................. 6-51
Outside of Your Geo .......................... 6-53
Stains
...................................... 6-50
Tires
....................................... 6-55
Vinyl
....................................... 6-51
Wheels
..................................... 6-55
Cigarette Lighter
............................... 2-43
Special Problems
............................. 6-50
Windshield and Wiper Blades
................... 6-52
Climate Control System
........................... 3-2
9-2
ProCarManuals.com

Methanol ...................................... 6-4
Mirrors
....................................... 2-39
Convex Outside
.............................. 2-41
ManualAdjust
............................... 2-40
Power Remote Control
......................... 2-40
MMT
......................................... 6-4
ModelReference
................................. 111
Mountain Roads ................................ 4-38
Multifunction Lever
............................. 2-29
...
Neutral. Automatic Transmission ................. 2- 12
Neutral. Manual Transmission
..................... 2- 15
New Vehicle Break-In
............................ 2-7
Nightvision
................................... 4-31
Odometer
.................................... 2-61
Odometer. Trip
................................. 2-61
Off-Road Driving
.............................. 4- 15
Off-RoadRecovery
............................. 4-12
Oil. Engine
.................................... 6-10
Oil Pressure Light
......................... 2.69. 6. IO
Overdrive. Automatic Transmission ................ 2- 14
Overdrive Off Light ............................. 2-71
Overheating Engine
............................. 5 . 13
Owner Checks and Services
....................... 7-49
Owner Publications. Ordering
..................... 8- 11
Paint Spotting. Chemical
........................ 6-56
Park
Automatic Transmission
....................... 2- 10 Shifting Into
................................. 2-23
Shifting Out of
............................... 2-25
AtNight
..................................... 2-6
Brake
...................................... 2-21
Brake Mechanism Check
....................... 7-52
Over Things That Burn
........................ 2-26
With a Trailer
................................ 4-55
Your Vehicle. Manual Transmission
.............. 2-26
Parking Lamp Bulb Replacement
.................. 6-35
Passenger Position
......................... 1.25. 1-31
Parking
Passing
....................................... 4-12
Periodic Maintenance Inspections
.................. 7-53
DoorLocks
................................... 2-4
Remote Control Mirror
........................ 2-40
Steering
.................................... 4-10
Steering Fluid
................................ 6-26
Windows
................................... 2-28
Power Indicator Light
........................... 2-70
Power Mode Selector Switch
...................... 2-14
Pregnancy. Use of Safety Belts
.................... 1-24
Problems on the Road
............................ 5-1
Publications. Service and Owner ................... 8-11
Radiator. Coolant .............................. 5-20
Radiator Pressure Cap
........................... 6-26
Radio Reception
................................ 3-17
Radios ............................... 3-7.3-8. 3-11
Rain. Driving In
................................ 4-32
Preparing
Your Canvas Top for Storage ............. 2-56
9-7
ProCarManuals.com

Tachometer .................................. 2-6 1
Tailgate Lock Release ............................ 2-6
Tailgate
........................................ 2-5
TapePlayerCare
............................... 3-18
Theft
.......................................... 2-6
Theft-Deterrent Feature. CD Player
................ 3- 15
Thermostat .................................... 6-26
Third Gear. Manual Transmission
.................. 2- 15
Tirechains
.................................... 6-48
TireLoading
................................... 4-47
Tire-Loading Information Label
................... 4-47
Tires
......................................... 6-40
Alignment and Balance
........................ 6-46
Chains
..................................... 6-48
ChangingaFlat
.............................. 5-23
Cleaning
.................................... 6-55
Inflation
.................................... 6-41
Inflation Check
............................... 7-49
Inspection and Rotation
........................ 6-42
Pressure
.................................... 6-41
Storing a Flat or Spare
......................... 5-32
Temperature
................................. 6-46
Traction
.................................... 6-45
Treadwear
................................... 6-45
Uniform Quality Grading
....................... 6-45
Wear Indicators
.............................. 6-43
When It’s Time for New
....................... 6-43
Buying
New
.................................. 6-44
Loading
.................................... 4-47
Wheel Replacement
........................... 6-46 Top
Strap
..................................... 1-37
Torque. Wheel Nut
......................... 5-32. 6-64
TorqueLock
................................... 2-24
Towing ATrailer
.................................... 4-49
Recreational Vehicle
.......................... 4-44
Towing Your Vehicle
............................. 5-8
Trailer Brakes
..................................... 4-53
Driving on Grades
............................ 4-55
Driving with
................................. 4-53
Hitches
..................................... 4-52
Maintenance When Towing
..................... 4-56
Parking on Hills
.............................. 4-55
Safety Chains
................................ 4-53
Total Weight on Tires
.......................... 4-52
Towing
..................................... 4-49
Turnsignals
................................. 4-55
Weight ..................................... 4-51
Tongueweight
............................... 4-51
Transfer Case. Manual Shift
................. 2-20, 6-22
Transmission Fluid Automatic
................................... 6-16
Manual
..................................... 6-19
Transportation. Courtesy
.......................... 8-7
Trip Odometer ................................. 2-61
TTYUsers
..................................... 8-4
Turn Signal and Lane Change Signals
............... 2-30
Turn SignaVMultifunction Lever
................... 2-29
Turn Signals When Towing a Trailer
................ 4-55
9-10
ProCarManuals.com