1993 Oldsmobile Silhouette Owner's Manual - Page 260

Service & Appearance Care Cleaning the Top of the Instrument Panel Use only mild soap and water to clean the top surfacesof the instrument panel. Sprays containingsilicones or waxes may cause annoying reflections in the windshield andeven make it difficult to see through the windshieldunder certain conditions. Vacuum the carpeted area as needed, and clean as you would any other carpet. Care of Safety Belts Keep belts clean and dry. Glass Glass should be cleaned often. GM Glass Cleaner (GM Part No. 1050427) or a liquid household glasscleaner will remove normal tobaccosmoke and dust films. 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 cleanersare used on the inside of the rear window, anelectric defogger element may be damaged. Any temporary license should not be attached across the defoggergrid. A Do not bleach or dye safety L belts. If you do, it may severely weaken them. In a crash they mightnotbeabletoprovide adequate protection. Clean safety belts only with mild soap and lukewarm water. I 258