spark plugs replace HUMMER H2 2004 Owners Manual

Additional Required Services (cont’d)
Service and Miles (Kilometers)25,000
(41 500)50,000
(83 000)75,000
(125 000)100,000
(166 000)125,000
(207 500)150,000
(240 000)
Change automatic transmission uid
and lter (normal service).•
Change transfer case uid.See
footnote (g).•••
Replace engine air cleaner lter. See
Engine Air Cleaner/Filter on page 5-19.
An Emission Control Service.•
Replace spark plugs and inspect spark
plug wires.An Emission Control
Service.•
Engine cooling system service (or
every 5 years, whichever occurs rst).
An Emission Control Service. See
footnote (i).•
Inspect engine accessory drive belt.An
Emission Control Service.•
6-7

Normal Maintenance Replacement Parts
Replacement parts identied below by name, part number or specication can be obtained from your dealer.
Part ACDelco®Part No. GM Part No.
Engine Oil Filter PF44 25010633
Engine Air Cleaner/Filter — 88944151
Spark Plugs 41–985 12571164
Fuel Filter GF626 25121792
Windsheield Wiper Blades
17.0 inches (43.0 cm)— 15706394
Rear Wiper Blades 11.0 inches (28.0 cm) — 15174476
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