GMC 2002 Safari Owner's Manual page 371

Long Trip/Highway Scheduled Maintenance
50,000 Miles (83 000 km)
j
If you haven't used your vehicle under severe conditions listed previously and,
therefore, haven't changed your automatic transmission fluid, change both the
fluid and filter.
j
Change transfer case fluid.
52,500 Miles (87 500 km)
j
Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service.
j
Lubricate chassis components (or every 12 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.
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Rotate tires. See "Tire Inspection and Rotation" in the Index for proper
rotation pattern and additional information. (See footnote +.)
60,000 Miles (100 000 km)
j
Change engine oil and filter (or every 12 months, whichever occurs first).
An Emission Control Service.
j
Lubricate chassis components (or every 12 months, whichever occurs first).
(See footnote #.)
DATE
ACTUAL
MILEAGE
DATE
ACTUAL
MILEAGE
DATE
ACTUAL
MILEAGE
(Continued)
SERVICED BY:
SERVICED BY:
SERVICED BY:
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