spark plugs replace HUMMER H2 2009 Owners Manual

Additional Required Services
The following services should be performed at the rst maintenance service (IorII) 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 5-20.•
Change automatic transmission uid and
lter (severe service).See footnote (h).•••
Change automatic transmission uid and
lter (normal service).•
Change transfer case uid (severe
service.See footnotes (g) and (l).•••
Change transfer case uid (normal
service).See footnote (g).•
Replace spark plugs and inspect spark
plug wires.An Emission Control Service.•
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Maintenance Replacement Parts
Replacement parts identied below by name, part number or specication can be obtained from your dealer/retailer.
Part GM Part Number ACDelco Part Number
Engine Air Cleaner/Filter 15286805 A2948C
Engine Oil Filter 89017524 PF48
Spark Plugs 12609877 41-985
Wiper Blades
Front – 17.0 in (43.0 cm) 15060730 —
Rear – 11.0 in (28.0 cm) 12335785 —
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