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)
Change automatic transmission fluid
and filter (severe service).See
footnote (h).•••
Change automatic transmission fluid
and filter (normal service).•
Replace spark plugs and inspect spark
plug wires.An Emission Control
Service.•
Engine cooling system service (or every
five years, whichever occurs first).
An Emission Control Service. See
footnote (i).•
Inspect engine accessory drive belt.
An Emission Control Service. See
footnote (n).•
Inspect evaporative control system.
An Emission Control Service. See
footnotes † and (k).•••
6-7
Maintenance Replacement Parts
If your vehicle has the DURAMAX®Diesel engine, see the DURAMAX®Diesel manual for more information.
Replacement parts identified below by name, part number, or specification can be obtained by your dealer/retailer.
Part GM Part Number ACDelco®Part Number
Engine Air Cleaner/Filter 15950115 —
Engine Oil Filter
4300 V6 25010792 PF47
4800 V8, 5300 V8, 6000 V8 89017524 PF48
Spark Plugs
4300 V6 12607234 41-993
4800 V8, 5300 V8, 6000 V8 12571164 41-985
Wiper Blades
22 inches (56.0 cm)15214346 —
6-15
