1998 Buick Skylark Owner's Manual - Page 292

Maintenance Schedule TripKity Short Definition Follow the Short TripKity Maintenance Scheduleif any one of these conditionsis true for your vehicle: I I Short Trip/City Intervals Every 3,000 Miles (5 000 km): Engine Oil and Filter Change (or 3 months, whichever occurs first). 0 Most trips are Every 6,000 Miles (10 km): Chassis Lubrication 000 less than 5 to 10 miles (8 to 16 km). (or 6 months, whichever occursfust). Tire Rotation. This is particularly important when outside temperatures are below freezing. Every 15,000 Miles (25 k ) Air Cleaner Filter 000 m : Inspection, if driving in dusty conditions. 0 Most trips include extensive idling (such as frequent driving in stop-and-go traffic). Every 30,000 Miles (50 k ) Air Cleaner Filter 000 m : Replacement. Fuel Tank, Cap and Lines Inspection. 0 Most trips are through dusty areas. Every 50,000 Miles (83 000 k ) Automatic Transaxle m: 0 You frequently tow a trailer use a carrier on top or of Service (severe conditions only). your vehicle. (With some models, you should never Every 60,000 Miles (100 km): Engine Accessory 000 tow a trailer.See "Towing a Trailer"in the Index.) Drive Belt Inspection. 0 If the vehicleis used for delivery service, police, taxi Every 100,000 Miles (166 000 km): Spark Plug Wire or other commercial application. Inspection. Spark Plug Replacement. One o the reasonsyou should follow this schedule if f Every 150,000 Miles (240 km): Cooling System 000 you operate your vehicle under any of these conditions 60 Service (or every months, whichever occursfirst). is that these conditions cause engine oil to break down soonel: These intervals only summarize maintenance services. Be sure to follow the complete maintenance schedule on the following pages.