Additional Required Services (cont’d)
Service and Miles (Kilometers)25,000
(40 000)50,000
(80 000)75,000
(120 000)100,000
(160 000)125,000
(200 000)150,000
(240 000)
Throttle body service.An Emission
Control Service. See footnotes † and (l).• •••••
Replace spark plugs.An Emission
Control Service.•
Engine cooling system service (or every
ve years, whichever occurs rst).An
Emission Control Service.
See footnote (j).•
4.4L Supercharged Engine: Intercooler
system service (or every ve years,
whichever occurs rst).
See footnote (p).•
Inspect engine accessory drive belt.An
Emission Control Service.
See footnote (n).•
If using DOT-4 brake uid, change
brake uid at a regular maintenance
service every two years.
See footnote (i).
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Normal Maintenance Replacement Parts
Replacement parts identi ed below by name, part number, or speci cation can be obtained from your
GM dealer.
Part GM Part Number ACDelco®Part Number
Engine Air Cleaner/Filter Element
3.6L V6 and 4.6L V8 25735595 A2944C
4.4L V8 (V-Series) 15813300 A3078C
Engine Oil Filter
3.6L V6 25177917 PF2129
4.4L V8 (V-Series) 89017527
1PF261
4.6L V8 89017342 PF61
Passenger Compartment Air Filter 88957450 CF13C
Spark Plugs
3.6L V6 12597464 41-990
4.4L V8 (V-Series) 12592619 41-991
4.6L V8 12571535 41-987
Windshield Wiper Blade
Driver’s Side – 22 inches (56.5 cm) 88958361 —
Passenger’s Side – 21 inches (53.0 cm) 88958359 —
1Notice: If your vehicle is an STS-V model, the engine uses a special oil lter. The use of any other engine oil lter
could lead to lter failure and result in severe engine damage. Damage caused by use of the wrong engine oil lter
would not be covered by your new vehicle warranty.
518
