spark plugs replace CHEVROLET AVALANCHE 2002 1.G Owners Manual

6-73
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.
These specifications are for information only. If you have any questions, see the service manual.
VIN Code T G
Oil Filter* PF59 PF59
Engine Air Cleaner/Filter* A1518C A1518C
Passenger Compartment Air Filter Kit** 52485513 52485513
PCV Valve* CV948C None
Spark PlugsPTZ14R15***/
PZTR5A15/41
-974*PTJ16R15***/
PZTR5A15/41-974*
Fuel Filter* GF626 GF626
Wiper Blades** 15706394 15706394
Wiper Blade Type ITTA ITTA
Wiper Blade Length 22 inches (56.0 cm) 22 inches (56.0 cm)
*ACDelco

part number
**GM part number
***Denso part number
 Spark Plug Gap is 0.060 inches
 NGK part number

Scheduled Maintenance
7-14
90,000 Miles (150 000 km)

Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.

Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking.

Replace fuel filter.
An Emission Control Service. (See footnote
.)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +.)
97,500 Miles (162 500 km)
Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking.
Rotate tires. See ªTire Inspection and Rotationº in the Index for 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.
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