1997 GMC Savana Van Owner's Manual - Page 287

Care of Safety Belts Keep belts clean and dry. Cleaning the Outside of the Windshield and Wiper Blades If the windshield is notclear after using the windshield washer, or if the wiper blade chatters when running, wax, sap or other material may be the blade on or windshield. Do not bleach or dye safety belts. you do, it If may severely weaken them. In crash, they a might not be able to provide adequate protection. Clean safety belts only with mild soap and lukewarm water. Clean the outside of the windshield with GMGlass Cleaner, Bon Ami@Powder (non-scratching glass cleaning powder), GM Part No. 1050011. The windshield is clean if beads do not form when you rinse it with water. Grime from the windshield will stick to the wiper blades and affect their performance. Clean the blade by wiping vigorously witha cloth soaked in full-strength windshield washer solvent. Then rinse the blade with water. Check the wiper blades and clean them as necessary; replace worn blades. Cleaning Glass Surfaces Glass should becleaned often. GM Glass Cleaner (GM Part No. 1050427) or a liquid household glass cleaner will remove normal tobacco smoke and dust films on interior glass. Don't use abrasive cleaners on glass, because they may cause scratches. Avoid placing decals on the inside rear window, since they may have to be scraped off later. If abrasive cleaners are used on theinside of the rear window, an electric defogger element may be damaged. Any temporary license should not be attached across the defogger grid. Weatherstrips Silicone grease on weatherstrips will makethem last longer, seal better, and not stick squeak. Apply or silicone grease with a clean cloth at least every six months. During verycold, damp weather more frequent application may be required. (See "Recommended Fluids and Lubricants" in the Index.) 6-53