Buick 2001 Century Owner's Manual page 328

Scheduled Maintenance
82,500 Miles (137 500 km)
j
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation
pattern and additional information. (See footnote @.) (See footnote +.)
90,000 Miles (150 000 km)
j
Replace passenger compartment air filter. If you drive regularly under dusty
conditions, the filter may require replacement more often.
j
Replace engine air cleaner filter.
An Emission Control Service.
j
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation
pattern and additional information. (See footnote @.) (See footnote +.)
97,500 Miles (162 500 km)
j
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation
pattern and additional information. (See footnote @.) (See footnote +.)
DATE
ACTUAL
SERVICED BY:
MILEAGE
DATE
ACTUAL
SERVICED BY:
MILEAGE
DATE
ACTUAL
SERVICED BY:
MILEAGE
7-13