Buick 2002 Park Avenue Owner's Manual page 353

Short Trip/City Scheduled Maintenance
24,000 Miles (40 000 km)
j
Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service. (See footnote *.)
j
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation
pattern and additional information. (See footnote @.) (See footnote +.)
27,000 Miles (45 000 km)
j
Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service. (See footnote *.)
30,000 Miles (50 000 km)
j
Change engine oil and filter (or every 3 months, whichever occurs first).
An Emission Control Service. (See footnote *.)
j
Replace passenger compartment air filter.
j
Replace engine air cleaner filter.
An Emission Control Service.
j
For supercharged engines only: Check the supercharger oil level and add the
proper supercharger oil as needed (or every 36 months, whichever occurs
first). See "Recommended Fluids and Lubricants" in this section.
An Emission Control Service. (See footnote
j
Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation
pattern and additional information. (See footnote @.) (See footnote +.)
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