Additional Required Services
The following services should be performed at the rst maintenance service (Ior II) after the indicated miles
(kilometers) shown for each item.
Additional Required Services
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)
Inspect fuel system for damage or
leaks. • •••••
Inspect exhaust system for loose or
damaged components. • •••••
Replace engine air cleaner lter.
See Engine Air Cleaner/Filter on
page 9-11 . •••
Change automatic transmission uid
and lter (severe service).
See footnote (h). •••
Change automatic transmission uid
and lter (normal service). •
Replace spark plugs. An Emission
Control Service. •
Engine cooling system service (or every
ve years, whichever occurs rst).
An Emission Control Service.
See footnote (i). •
11-6 Service and Maintenance
Maintenance Replacement Parts
Replacement parts identi ed below by name, part number or speci cation can be obtained from your dealer/retailer.
Part GM Part Numbers ACDelco Part Numbers
Engine Air Cleaner/Filter 92066873 —
Engine Oil Filter 3.6L V6 25177917 PF2129
6.0L V8 89017524 PF48
Passenger Compartment Air Filter Element 92184248 —
Spark Plugs 3.6L V6 12597464 41–990
6.0L V8 12609877 41–985
Wiper Blades Driver Side 92177917 —
Passenger Side 92177918 —
Service and Maintenance 11-13
