1996 Buick LeSabre Owner's Manual - Page 291

Maintenance Schedule Follow this maintenance schedule only if none of the conditions from the Short Trip/City Maintenance Schedule is true. Driving a vehicle with u f i l l y warmed engine under highway conditions causes engine to breuk oil down slower. Every 7,500 Miles (12 500 km): Engine Oil and Filter Change (or every 12 months, whichever occurs first). Chassis Lubrication(or every 12 months, whichever occurs first). At 7,500 Miles (12 500 km) -- Then Every 15,000 Miles (25 000 km): Tire Rotation. Every 30,000 Miles (50000 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 (100 000 km): Engine Accessorv Drive Belt Inspection. Every 100,000 Miles (166 000 km): Cooling System Service (or every60 months, whichever occurs first). Spark Plug Wire Inspection. SparkPlug Replacement. These it1tervals only sunlmarize maintenance services. Be sure to.follow the complete maintenance schedule on the following pages. 7-5