1998 Pontiac Grand Am Owner's Manual - Page 287

Grime &om the windshield will stick to the wiper bladesWashing Your Vehicle and affect their performance. Clean the bladewiping by The bestway to preserve your vehicle's finishis vigorously with a cloth soakedin full-strength to keepit clean by washing it often with lukewarm o r windshield washer solvent. Then rinse the blade cold water. with water. rays Check the wiper blades and clean them as necessary; Don't wash your vehicle in the direct of the sun. Don't use strong soaps or chemical detergents. Use replace blades that look worn. liquid hand, dish or car washing (mild detergent) soaps. You can get GM-approved cleaning products from your Weatherstrips dealer. (See "Appearance Care and Materials"in the Silicone grease on weatherstrips make them last will Index.) Don't use cleaning agents that are petroleum not longer, seal better, and stick or squeak. Apply based, or that contain acid or abrasives. All cleaning silicone grease with a clean cloth least everysix at agents should be flushed promptly andnot allowed to months. During very cold, damp weather more frequent dry on the surface, or they could stain. the finish Dry application maybe required. (See "Recommended with asoft, clean chamois or an all-cotton towel to Fluids and Lubricants" in the Index.) and avoid surface scratches water spotting. Cleaning the Outsideof Your Vehicle The paint finish your vehicle provides beauty, depth on of color, gloss retention and durability. High pressure car washes may cause water to enter your vehicle. Cleaning Exterior LampsLenses Use lukewarmor cold water,a soft cloth and a liquid hand, dish or car washing (mild detergent) soap to clean exterior lamps and lenses. Follow instructions under "Washing Your Vehicle." 6-54