1998 Buick LeSabre Owner's Manual - Page 342

At Least Twicea Year Restraint System Check Make surethe safety belt reminder light and all your belts, buckles, latch plates, retractors and anchorages are working properly. Look for any other loose or damaged safety belt system parts. If you see anything that might keep a safety belt system from doingits job, have it repaired. Have any torn or frayed safety belts replaced. Also look for any opened or broken air bag coverings, and have them repaired or replaced. (The air bag system does not need regular maintenance.) At Least Oncea Year Key Lock Cylinders Service Lubricate the key lock cylinders with the lubricant specified in Part D. Body Lubrication Service Lubricate all body door hinges. Also lubricate all hinges and latches, including those for the hood, glove box door and console door. Part D tells you what to use. More frequentlubrication may be required when exposed to a corrosive environment. Wiper Blade Check Inspect wiper blades for wear or cracking. Replace blade inserts that appear worn or damaged or that streak or m i s s areas of the windshield. Also see "Wiper Blades, Cleaning" in the Index. Automatic Transaxle Check Check the transaxle fluid level; add needed. See if "Automatic Transaxle" in the Index.A fluid loss may indicate a problem. Check the system and repair if needed. 7-30