1996 Buick LeSabre Owner's Manual - Page 290

f Maintenance Schedule I Short Trip/City Definition Follow the ShortTrip/City Maintenance Schedule if any one of these conditions istrue 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). Every 6,000 Miles (10 km): Chassis Lubrication 000 (or 6months, whichever occurs fist). At 6,000 Miles (10 000 km) Then Every 12,000 Miles (20 000 km): Tire Rotation. Every 15,000 Miles 000 km): Air Cleaner Filter (25 Inspection, if driving in dusty conditions. Every 30,000 Miles (50 000 km): Air Cleaner Filter Replacement. Fuel Tank, Cap and Lines Inspection. Every 50,000 Miles (83 000 km): Automatic Transaxle Service (severe conditions only). Every 60,000 Miles (100 km): Engine Accessory 000 Drive Belt 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. These intervals only summarize maintenance services. Be sure to follow completemaintenance schedule on the the following pages. Most trips are less than5 to 10 miles (8 to 16km). 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 oruse a carrier on of top your vehicle. -- 0 0 0 0 If the vehicle is used for delivery service, police, taxi or other commercial application. One of the reasons you should follow this schedule if you operate your vehicle under of these conditions any is that these conditions cause engine oilbreak to down sooner.