spark plugs replace GMC YUKON DENALI 2004 Owners Manual
Page 429 of 468
Additional Required Services (cont'd)
Service25,000
(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).·
Inspect evaporative control system.
An Emission Control Service.
See footnotes ² and (g).···
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
Page 437 of 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 AC-Delco Part Number
Oil Filter 25010633 PF44
Engine Air Cleaner/Filter 25313349 A1518C
Spark Plugs 12571164 41±985
Fuel Filter 25121792 GF626
Front Wiper Blade Part Number 15153642 Ð
Front Wiper Blade Type ITTA ITTA
Front Wiper Blade Length 22.0 inches (56.0 cm) 22.0 inches (56.0 cm)
Rear Wiper Blade Part Number 22121329 Ð
Rear Wiper Blade Type ITTA ITTA
Rear Wiper Blade Length 14.0 inches (35.0 cm) 14.0 inches (35.0 cm)
6-15