1998 GMC Jimmy Owner's Manual - Page 340

Maintenance Schedule I Short Trip/City Definition Follow the ShortTrip/City Maintenance Schedule if any one of these conditionsis true for your vehicle: 0 Short Trip/City Intervals Every 3,000 Miles (5 000 km): Engine Oil and Filter Change (or 3 months, whichever occurs first). Chassis Lubrication (or 3 months, whichever occurs first). Drive Axle Service (or 3 months, whichever occurs first). Every 6,000 Miles (10 000 km): Tire Rotation. Every 15,000 Miles (25000 km): Air Cleaner Filter Inspection, if driving in dusty conditions. Automatic only). Transmission Service (severe conditions Every 30,000 Miles (50 000 km): Air Cleaner Filter Replacement. Fuel Filter Replacement. Every 50,000 Miles 000 km): Automatic (83 Transmission Service (normal conditions). Every 60,000 Miles (100 000 km): Engine Accessory Drive Belt Inspection. FuelTank, Cap and Lines Inspection. Most trips are less than 5 to 10 miles (8 to 16 km). This is particularly important when outside temperatures arebelow freezing. Most trips include extensiveidling (such as frequent driving in stop-and-go traffic). You operate your vehicle in dusty areas or off-road frequently. You frequently tow a trailer or use a carrier top of on your vehicle. If the vehicle is used for delivery service, police, taxi or othercommercial application. 0 0 0 0 One of the reasons you should follow this schedule if you operate your vehicle under anyo these conditions f is that these conditions cause engine oil to breuk down soonex 7-5