1997 GMC Jimmy Owner's Manual - Page 329

Maintenance Schedule I Long Trip/Hiahway Definition Follow this maintenance schedule only if none of the conditions from the Short Trip/City Maintenance Schedule is true. Do not use this schedule if 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. Lone TridHiehwavIntervals Every 7,500 Miles (12 500 km): Engine Oil and Filter Change (or every 12 months, whichever C ) C C L I ~first). S Chassis Lubrication (or every I2 months, whichever o c c ~ ~first). Drive Axle Service. Tire Rotation. rs Every 30,000 Miles (50 000 km): Fuel Filter Replacement. Air Cleaner Filter Replacement. Front Wheel Bearing Repack (2WD only) (or each brake at relining, whichever occurs first). Every 50,000 NIiles (83 000 km): Automatic Transmission Service (severe conditions only). Every 60,000 Miles (100 000 km): Engine Accessory Drive Belt Inspection. Fuel Tank, Cap and Lines Inspection. Every 100,000 Miles (166 000 km): Spark Plug Wire Inspection. Spark Plug Replacement. Positive Crankcase Ventilation (PCV) Valve Inspection. Every 150,000 Miles (240 000 km): Cooling System Service (or every 60 months. whichever occurs first). 7-6