1993 Chevrolet Lumina Owner's Manual - Page 238

Service & Appearance Care 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. on Don't use abrasive cleaners glass, because they may cause scratches. Avoid placing decalson theinside rear window, since they may have be to scraped off later. If abrasive cleanersare used on the inside of the rear window,an electric defogger element may be damaged. Any temporary license shouldnot be attached acrossthe defogger grid. Cleaning the Outside the of Windshield and Wiper Blades If the windshield isnot clear after using the windshield washer, orif the wiper blade chatters when running, wax or other material may beon the blade or windshield. Clean the outside of the windshield with GM Windshield Cleaner, Bon-Ami Powder@(GM Part No. 1050011).The windshield is cleanif beads do not form when you rinse it with water. Clean the blade by wiping vigorously full with a cloth soaked in strength windshield washer solvent.Then rinse the blade with water. on Wiper blades should be checked a regular basis and replaced when worn. Cleaning the Outside Your of Chevrolet The paint finish your vehicle on provides beauty, depthof color, gloss retention and durability. Washing Your Vehicle The best wayto preserve your vehicle's finish isto keep it clean washing it by often with lukewarm or cold water. Don't wash your vehicle in direct the rays of the sun. Don't use strong soaps or chemical detergents. Use liquid hand, dish or car washing (non-detergent) soaps. Don't use cleaning agents that contain acid or abrasives. cleaning All agents should be flushed promptly and not allowedto dry on the surface, or they could stain. Dry finish with a the soft, clean chamois or a 100% cotton towel to avoid surface scratches and water spotting. High pressure vehicle washes may cause waterto enter your vehicle.