Page 338 of 374
6-76
Normal Maintenance Replacement Parts
Engine Air Cleaner/Filter
All Engines GM Part No. 24508572, A1614C*
Engine Oil Filter
All Engines PF47*
Automatic Transmission Filter 24206433*
Spark Plugs
3100 V6 (Code J) 41
-940*
3800 V6 (Code K) 41
-921*
3800 V6 Supercharged (Code 1) NGK Type PTR4B
-15*
Spark Plug Gap .060 inch (1.52 mm)
Windshield Wiper Blade Replacement
Type Shepherd's Hook
Length 22 inches (56 cm)
*AC Delco
part number.
Page 347 of 374
Scheduled Maintenance
7-9
7,500 Miles (12 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
15,000 Miles (25 000 km)
Inspect engine air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
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 +).
22,500 Miles (37 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
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Page 348 of 374

Scheduled Maintenance
7-10
30,000 Miles (50 000 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
Replace engine air cleaner filter.
An Emission Control Service.
For supercharged engines only: Check the supercharger oil level and add the
proper supercharger oil as needed (or every 36 months, whichever occurs
first). See ªRecommended Fluids and Lubricantsº in this section.
An Emission Control Service. (See footnote ).
37,500 Miles (62 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
45,000 Miles (75 000 km)
Inspect engine air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
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 +).
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
Page 350 of 374

Scheduled Maintenance
7-12
60,000 Miles (100 000 km)
For supercharged engines only: Check the supercharger oil level and add the
proper supercharger oil as needed (or every 36 months, whichever occurs
first). See ªRecommended Fluids and Lubricantsº in this section.
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 +).
Inspect engine accessory drive belt.
An Emission Control Service.
Replace engine air cleaner filter.
An Emission Control Service.
67,500 Miles (112 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
75,000 Miles (125 000 km)
Inspect engine air cleaner filter if you are driving in dusty conditions.
Replace filter if necessary.
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 +).
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
Page 351 of 374
Scheduled Maintenance
7-13
82,500 Miles (137 500 km)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
90,000 Miles (150 000 km)
Replace engine air cleaner filter.
An Emission Control Service.
For supercharged engines only: Check the supercharger oil level and add the
proper supercharger oil as needed (or every 36 months, whichever occurs
first). See ªRecommended Fluids and Lubricantsº in this section.
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)
Rotate tires. See ªTire Inspection and Rotationº in the Index for proper
rotation pattern and additional information. (See footnote +).
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE
ACTUAL
SERVICED BY:MILEAGE
DATE