2001 Buick Park Avenue Owner's Manual - Page 350

Short Trip/City Scheduled Maintenance 15,000 Miles (25 000 km) j Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) j Inspect engine air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Emission Control Service. (See footnote [.) DATE ACTUAL MILEAGE SERVICED BY: 18,000 Miles (30 000 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 +.) DATE ACTUAL MILEAGE SERVICED BY: 21,000 Miles (35 000 km) j Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) DATE ACTUAL MILEAGE SERVICED BY: 7-10