1998 Chevrolet Lumina Owner's Manual - Page 289

Grime from the windshield will stick to the wiper blades and affect their performance. Clean blade the Glass should be cleaned often. GM Glass Cleaner (GM by wiping vigorously with a cloth soaked in Part No. 1050427)or a liquid household glass cleaner full-strength windshield washer solvent. Then will remove normal tobacco smoke and films on dust rinse the blade with water. interior glass. Check the wiper blades and clean them as necessary; Don't use abrasive cleaners glass, because they may on replace blades that look worn. cause scratches. Avoid placing decals the inside rear on window, since they may have to be scraped later. If off Weatherstrips abrasive cleaners are used the inside of the rear on window, an electric defogger element may be damaged. Silicone greaseon weatherstrips will make them last longer, seal better, and not stick squeak. Apply or Any temporary license should not be attached across the silicone grease with a clean cloth at least every defogger grid. six months. During very cold, damp weather more frequent application may be required. (See Cleaning the Outside of the "Recommended Fluids and Lubricants" in Index.) the Cleaning Glass Surfaces Windshield and Wiper Blades If the windshield is not clear after using the windshield washer, orif the wiper blade chatters when running, wax, sap or other material may be on theblade or windshield. Clean the outside of windshield with GM the Windshield Cleaner, BonAni@Powder (non-scratching glass cleaning powder), GMa t No. 1050011. The Pr windshield is clean if beads do not form when you rinse it with water. Cleaning the Outside of Your Vehicle The paint finish on your vehicle provides beauty, depth of color, gloss retention and durability. Washing Your Vehicle The best way to preserve your vehicle's finish is to keep it clean washing it often with lukewarmor by cold water. 6-51