1997 Buick Regal Owner's Manual - Page 363

Short TripKity Maintenance Schedule 72,000 Miles (120 km) 000 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Sewice. (See footnote *.) 0Replace passenger compartment air filter. 0Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) 75,000 Miles (125 000 km) 0Change engine oil and filter (or every 3 months, whichever occurs first). An Emission Control Service. (See footnote *.) 0Inspect 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. DATE ACTUAL MILEAGE SERVICED B Y