1997 Oldsmobile Aurora Owner's Manual - Page 358
1997 Oldsmobile Aurora Manual
Page 358 highlights
1 Long TriplHighway MaintenanceSchedule 1 22,500 Miles (37 500 km) 0Change engine oil and filter (or every 12 months, whichever occurs first). An Enzission Control Service. (See footnote *.) 0Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) Rotate tires. See "Tire Inspection and Rotation" in the Indexfor proper rotation pattern and additionalinformation. (See footnote +.) 30,000 Miles (50 000 km) 0Change engine oil and filter (or every 12 months, whicheveroccurs first). An Enzission Control Service. (See footnote *.) 0Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0Inspect throttle body bore and valve plates for deposits, open thethrottle valve and inspect all surfaces. Clean as required. An Enzission Control Service. (See footnote T.) 0Rotate tires. See "Tire Inspection and Rotation" in the Indexfor proper rotation pattern and additional information. (See footnote +.) DATE SERVICED ACTUAL MILEAGE BY: 7-30