1993 Chevrolet Cavalier Owner's Manual - Page 243

Glass Glass should be cleaned often. GM Glass Cleaner (GM Part No. 1050427) or a liquid household glass cleaner will remove normal tobacco smoke and dust films. Don't use abrasive cleaners onglass, 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. Cleaning the Outside the of Windshield and Wiper Blades Cleaning the Outside Your of Chevrolet I If the windshield is not clear after using The paint finish on your vehicle the windshield washer, or if the wiper provides beauty, depth of color, gloss blade chatters when running, wax or retention and durability. other material may be on the blade or windshield. Clean the outsideof the windshield with GM Windshield Cleaner, Bon-Ami Powder@(GM Part No. 1050011). The windshield is clean if beads do not form when you rinse it with water. Clean the bladeby wiping vigorously with a cloth soaked in full strength windshield washer solvent. Then rinse the blade with water. Wiper blades should be checked a on regular basis and replaced when worn.