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)
Replace spark plugs.An Emission
Control Service.•
Engine cooling system service
(or every ve years, whichever occurs
rst).An Emission Control Service. See
footnote (g).•
4.4L Supercharged Engine: Intercooler
system service (or every ve years,
whichever occurs rst).
See footnote (k).•
Inspect engine accessory drive belt.
An Emission Control Service. See
footnote (j).•
468
Normal Maintenance Replacement Parts
Replacement parts identi ed below by name, part number, or speci cation can be obtained from your
dealer.
Part GM Part Number ACDelco®Part Number
Engine Air Cleaner/Filter Elements
4.4 L V8 Engine 10342024 A2945C
4.6 L V8 Engine 25099149 A1208C
Engine Oil Filter
4.4 L V8 Engine 89017527 PF26
4.6 L V8 Engine 89017342 PF61
Passenger Compartment Air Filter Element 10345066 CF131C
Spark Plugs
4.4 L V8 Engine 12592619 41-991
4.6 L V8 Engine 12571535 41-987
Wiper Blade– 19.7 inches (50 cm) 12367281 —
475
