1998 Chevrolet Lumina Owner's Manual - Page 290

Don't wash your vehicle the direct raysof the sun. in Don't use strong soaps chemical detergents. Use or liquid hand, dish car washing (mild detergent) soaps. or You can get GM-approved cleaning products from your dealer. (See "Appearance Care and Materials" in the Index.) Don't use cleaning agents that are petroleum based, or that contain acid abrasives. All cleaning or agents should be flushed promptly and not allowed to dry on the surface, or they could stain. the finish Dy r with a soft, clean chamois or an all-cotton towel to avoid surface scratches and water spotting. High pressure car washes may cause water to enter your vehicle. Your vehicle has a "basecoatlclearcoat" paint finish. The clearcoat gives more depth and gloss the colored to basecoat. Always use waxes and polishes that are non-abrasive and made a basecoatlclearcoat for paint finish. NOTICE: Machine compounding or aggressive polishing on a basecoallclearcoat paint finish may the dull finish or leave swirl marks. Foreign materials suchas calcium chloride and other salts, ice melting agents, roadoil and tar, tree sap, bird droppings, chemicals from industrial chimneys, etc., can damage your vehicle's finish they remain on painted if surfaces. Wash the vehicle as soon possible. If as necessary, use non-abrasive cleaners that are marked safe for painted surfaces to remove foreign matter. Exterior painted surfaces are subject to aging, weather and chemical fallout that can take their toll over a period of years. You can help to keep paint finish looking the new by keeping your vehicle garaged or covered whenever possible. Cleaning ExteriorLampsLenses Use lukewarm or cold water, soft cloth and a liquid a hand, dishor car washing (mild detergent) soap to clean exterior lamps and lenses. Follow instructions under "Washing Your Vehicle.'' Finish Care Occasional waxing or polishing of your vehicle by mild hand may be necessary to remove residue the paint from finish. You can get GM-approved cleaning products from your dealer. (See "Appearance Care and Materials" in the Index.) 6-52