1996 Oldsmobile Achieva Owner's Manual - Page 291

Maintenance Schedule 1 Long TriplHighway Definition Follow this maintenance schedule only if none of the conditions from the Short Trip/City Maintenance Schedule is true. Driving a vehicle with a fully warmed engine under highway conditions causesengine oil tobreak down slower: Every 7,500 Miles (12 500 km): Engine Oil and Filter Change (or every 12 months, whichever occurs first). Chassis Lubrication (or every 12 months, whichever occurs first). At 7,500 Miles (12 500 km) Then Every 15,000 Miles (25 000 km): Tire Rotation. - Every 30,000 Miles (50 000 km): Air Cleaner Filter Replacement. Fuel Tank, Cap and Lines Inspection. Every 50,000 Miles (83 000 km): Automatic Transaxle Service (severe conditions only). Every 60,000 Miles (100 000 km): Engine Accessory Drive Belt Inspection. Every 100,000 Miles (166 000 km): Cooling System Service (or every 60 months, whichever occurs first). Spark Plug Wire Inspection. Spark Plug Replacement. These intervalsonly summarize maintenance services. Be sure to followthe complete maintenance schedule on the following pages.