1998 Oldsmobile Silhouette Owner's Manual - Page 398
1998 Oldsmobile Silhouette Manual
Page 398 highlights
I Long Tripmighway Maintenance Schedule I 7,500 Miles (12 500 km) 0 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote+.) DATE 15,000 Miles (25 000 km) Change engine oil and filter (orevery 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) 0 Replace passenger compartment air filter. 0 Rotate tires. See "Tire Inspection and Rotation" in the Index for proper rotation pattern and additional information. (See footnote +.) DATE I 22,500 Miles (37 500 km) 0 Change engine oil and filter (or every 12 months, whichever occurs first). An Emission Control Service. 0 Lubricate chassis components (or every 12 months, whichever occurs first). (See footnote #.) DATE MILEAGE I 7-22