1999 GMC JIMMY spark plugs replace

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Air Conditioning Refrigerants
Not all air conditioning refrigerants are the same.
If the air conditioning system in your vehicle needs
refrigerant, be sure the proper refrigerant is used.
If you're not sure, ask your dealer.
Normal Maintenance
Replacement Parts
Replacement part numbers listed in this section are
based on the latest information available at the time of
printing, and are subject to change. If a part listed in this
manual is not the same as the part used in your vehicle
when it was built, or if you have any questions, please
contact your GM dealer.
Thermostat 12559051. . . . . . . . . . . . . . . . . . . . . . . . .
Oil Filter PF52. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Air Cleaner Filter A1163C. . . . . . . . . . . . . . . . . . . . . .
PCV Valve CV769C. . . . . . . . . . . . . . . . . . . . . . . . . .
Automatic Transmission Filter Kit 24200796. . . . . .
Spark Plugs 41
-932 . . . . . . . . . . . . . . . . . . . . . . . . . . .
Fuel Filter GF481. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Front Windshield
Wiper Blade Trico (20 inches/50.8 cm). . . . . . . . . .
Backglass Wiper Blade Trico (14 inches/35.6 cm). . .
Capacities (Approximate)
Cooling System*
Automatic Trans. 11.7 quarts (11.1 L). . . . . . . . . . . .
Manual Trans. 11.9 quarts (11.3 L). . . . . . . . . . . . . .
Crankcase* 4.5 quarts (4.3 L). . . . . . . . . . . . . . . . . . .
Automatic Transmission
(Drain and Refill)* 5.0 quarts (4.7 L). . . . . . . . . . .
Differential Fluid
Rear 4.0 pints (1.9 L). . . . . . . . . . . . . . . . . . . . . . . .
Front 2.6 pints (1.2 L). . . . . . . . . . . . . . . . . . . . . . .
Fuel Tank (2
-Door Models) 19.0 gallons (72.0 L). . . .
Fuel Tank (4
-Door Models) 18.0 gallons (68.0 L). . . .
A/C Refrigerant 1.75 lbs (0.79 kg) of R
-134a . . . . . . .
*After refill, the level must be checked.

Short Trip/City Scheduled Maintenance
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99,000 Miles (165 000 km) (Continued)

Lubricate chassis components (or every 3 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 **.)
100,000 Miles (166 000 km)

Inspect spark plug wires.
An Emission Control Service.

Replace spark plugs.
An Emission Control Service.

If you haven't used your vehicle under severe service conditions listed
previously and, therefore, haven't changed your automatic transmission fluid,
change both the fluid and filter. Manual transmission fluid doesn't
require change.

Inspect Positive Crankcase Ventilation (PCV) valve.
An Emission Control Service.ACTUAL
SERVICED BY:MILEAGE
DATE

Long Trip/Highway Scheduled Maintenance
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7-39
100,000 Miles (166 000 km)

Inspect spark plug wires.
An Emission Control Service.

Replace spark plugs.
An Emission Control Service.

If you haven't used your vehicle under severe service conditions listed
previously and, therefore, haven't changed your automatic transmission fluid,
change both the fluid and filter. Manual transmission fluid doesn't
require change.

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). See ªEngine Coolantº 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 Service.
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE