1997 Buick Regal Owner's Manual - Page 377

I Long Tripmighway Maintenance Schedule 75,000 Miles (125 000 km) 0Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. (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 +.) 82,500 Miles (137 500 k t ) 0Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. (See footnote *.) 0Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE ACTUAL MILEAGE SERVICED BY: 7-35