1997 Pontiac Trans Sport Owner's Manual - Page 397

Maintenance Schedule i Follow thismaintenance schedule only if none of the conditions from the Short TripKity Maintenance Schedule is true. Do not use this schedule if the vehicle is used for trailer towing, drivenin a dusty area or used off paved roads. Usethe Short Trip/City schedulefor these conditions. Driving a vehicle with a f i l l y warmed engine under highway conditions causes engine oil to break down slower: Every 7,500 Miles (12 500 km):Engine Oil and Filter Change (or every 12 months, whichever occurs first). Tire Rotation. Every 15,000 Miles (25 000 km): Passenger Compartment Air Filter Replacement. Every 30,000 Miles (50 000 km): Air Cleaner Filter Replacement. 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. Fuel Tank, Cap and Lines Inspection (or every 60 months, whichever occurs first). Every 100,000 Miles (166 0001 km): Spark Plug Wire Inspection. Spark Plug Replacement. Every 150,000 Miles (240 000 k ) Cooling System m: Service (or every 60 months, whichever occurs fist). These intervals only summarize maintenance services. Be sure to follow the complete maintenance schedule on the following pages. 7-6