GMC YUKON DENALI 2000 Manual page 369

Short Trip/City Scheduled Maintenance
99,000 Miles (165 000 km)
j
Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service.
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Lubricate chassis components (or every 3 months, whichever occurs first).
(See footnote #.)
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Check rear/front axle fluid level and add fluid as needed. Check constant
velocity joints and axle seals for leaking.
100,000 Miles (166 000 km)
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Inspect spark plug wires. An Emission Control Service.
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Replace spark plugs. An Emission Control Service.
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Change automatic transmission fluid and filter if the vehicle is mainly driven
under one or more of these conditions:
– In heavy city traffic where the outside temperature regularly reaches
90 _ F (32 _ C) or higher.
– In hilly or mountainous terrain.
– When doing frequent trailer towing.
– Uses such as found in taxi, police or delivery service.
DATE
ACTUAL
MILEAGE
DATE
ACTUAL
MILEAGE
(Continued)
SERVICED BY:
SERVICED BY:
7-25