1998 Oldsmobile 88 Owner's Manual - Page 301

Short WiplCity Maintenance Schedule 39,000 Miles (65 000 km) 0 Change engineoil and filter (or every 3 months, whichever occurs first). An Emission Control Service. DATE I 42,000 Miles (70 000 km) 0 Change engineoil and filter (or every3 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or everymonths, whichever occursfirst). 6 (See footnote #.) 0 Rotate tires. See "Tire Inspection and Rotation"the Index for proper in rotation pattern and additional information. (See footnote +.) I DATE I 45,000 Miles (75 000 km) I7 Change engineoil and filter (or every 3 months, whichever occurs first). An Emission Control Service. I7 Inspect air cleaner filter if you are driving in dusty conditions. Replace filter if necessary. An Emission Control Service. (See footnote"f) DATE MILEAGE I 48,000 Miles (80 000 km) Change engine oil and filter (or every 3 months, whichever occursfirst). An Emission Control Service. MILEAGE 7-12