1998 Oldsmobile 88 Owner's Manual - Page 295
1998 Oldsmobile 88 Manual
Page 295 highlights
Maintenance Schedule Long Trip/Highway Definition Follow this maintenance schedule only if none of the conditions from the Short Trip/City Maintenance Do if Schedule is true. not use this schedule the vehicle is used for trailer towing, driven in a dusty area or used off paved roads. Use the Short Trip/City schedule for these conditions. Driving a vehicle with a fully warmed engine under highway conditions causes engine oil break to down slowez Every 7,500 Miles (12500 km): Engine Oil and Filter Change (or every12 months, whichever occurs first). Chassis Lubrication (or every12 months, whichever occurs first). Tire Rotation. Every 30,000 Miles (50 000 k ) Air Cleaner Filter m: Replacement. Fuel Tank,Cap and Lines Inspection. Every 50,000 Miles (83 000 k ) Automatic Transaxle m: Service (severe conditions only). Every 60,000 Miles (100 000 km): Engine Accessory Drive Belt Inspection. Every 100,000 Miles (166000 km): Spark Plug Wire Inspection. Spark Plug Replacement. Every 150,000 Miles (240 000 km): Cooling System 60 Service (or every months, whichever occurs first). These intervalsonly summarize maintenance services. Be sure to followthe complete maintenance schedule on the following pages. 7-6