1997 Pontiac Grand Prix Owner's Manual - Page 349

Maintenance Schedule I Short TripKity Definition ~ _ _ _ _ ~~ ~~ I Short Trip/City Intervals Every 3,000 Miles (5 000 km): Engine Oil and Filter Change (or 3 months, whichever occurs first). Every 6,000 Miles (10 000 km): Tire Rotation. Every 15,000 Miles (25 000 km): Air Cleaner Filter Inspection, if driving in dusty conditions. Every 30,000 Miles (50 000 km): Air Cleaner Filter Replacement. Fuel Tank, Cap and Lines Inspection. Supercharger Oil Check (or every 36 months, whichever occurs first) (3.8L Code1 engine only). 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 (166000 km): Spark Plug Wire Inspection. Spark Plug Replacement. Every 150,000 Miles (240000 km): Cooling System Service (or every 60 months, whichever occurs first). These intervals only summarize maintenance services. Be sure tofollow the complete maintenance schedule on the following pages. Follow the Short TripKityMaintenance Schedule if any one of these conditions is true for vehicle: your Most trips are less than 5 to 10 miles (8 to 16 km). This is particularly important when outside temperatures are below freezing. Most trips include extensive idling (such as frequent driving in stop-and-go traffic). Most trips are through dusty areas. You frequently tow a trailer or use a carrier on top of your vehicle. If the vehicle is used for delivery service, police, taxi or other commercial application. One o the reasons you should follow this schedule if f you operate your vehicle under any o these conditions f is that these conditions cause engine oil to break down soonex 7-5