1993 Buick Riviera Owner's Manual - Page 272

Introduction IMPORTANT: KEEP ENGINE OIL AT THE PROPER LEVEL AND CHANGE AS RECOMMENDED A Word About Maintenance We at General Motors want help you keep your to vehicle in good working condition. But don't know we exactly how you'll drive it. may drive very short You Or distances only a few times a week. you may drive long distancesall the time in very hot, dusty weather. You may use your vehicle in making deliveries. Oryou may drive it to work, to do errands or in many other ways. Because of all the different ways people use their GM vehicles, maintenance needs vary. may even need You will more frequent checks and replacements than you find in the schedules in this part. please read this part So If on and note how you drive. you have any questions how to keep your vehicle in good condition, see your Buick dealer, the place many GM owners choose to have their maintenance work done. Your dealer can be relied upon to use proper parts and practices. This part covers the maintenance required for your Buick. Your vehicle needs these services to retain its safety, dependability and emission control performance. Plan Have you purchased the GM Protection Plan? The Plan supplements your newvehicle warranties. See your Buick dealer for details.