1996 GMC Sonoma Owner's Manual - Page 296

Maintenance Schedule Short Trip/City Definition Follow the Short TripKity Maintenance Schedule if any one of these conditions is true for your vehicle: 0 I 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 flrst). At 6,000 Miles (10 000 km) Then Every 12,000 Miles(20 000 km): Tire Rotation. Every 15,000 Miles (25 000 km): Air Cleaner Filter Inspection, if driving in dusty conditions. Front Wheel Bearing Repack (2WD only) (or at each brake relining, whichever occurs first). Every 30,000 Miles (50 000 km): Air Cleaner Filter Replacement. Fuel Filter Replacement. Every 50,000 Miles(83 000 km): Automatic Transmission Service (severe conditions only). Every 60,000 Miles(100 000 km): Engine Accessory Tank, Drive Belt Inspection. Fuel Cap and Lines 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. Positive Crankcase Ventilation (PCV) Valve Inspection. These i11t~1-11~11.sswmari:e m ~ i t ~ f e l ~set-vices. orzly rmx Be , W I - L ~ t o f i ~ l l o ~ t . cor.nplete ~ m i n t e ~ a n .schedule OM the ce 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 a s frequent driving in stop-and-go traffic). You operate your vehicle in dusty areas or off-road frequently. You frequently tow a trailer. or other commercial application. -- 0 0 0 e I f the vehicle is used for delivery service, police, taxi th~>.fi1llort*i11g g e s . Ixr 7-4