1998 Chevrolet Astro Owner's Manual - Page 318

I NOTICE: Machine compoundingor aggressive polishing on a basecoat/clearcoat paint finish may dull the finish or leave swirl marks. Foreign materials such as calciumchloride and other salts, ice melting agents, road oil and tar, tree bird sap, droppings, chemicals from industrial chimneys, etc., can damage your vehicle's finish if they remain on painted surfaces. Wash the vehicle as soon as possible.If 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 the paint finish looking new by keeping your vehicle garagedor covered whenever possible. rinsing thoroughly, dry witha soft clean towel. A wax may then be applied. The surface of these wheels is similar to the painted surface of your vehicle. Don'tuse strong soaps, chemicals, abrasive polishes, abrasive cleaners or abrasive cleaning brusheson them because youcould damage the surface. Don't take your vehicle through an automatic wash car that has siliconcarbide tire cleaning brushes. These brushes can also damage the surface of these wheels. Cleaning Tires To clean your tires, use a stiff brush witha tire cleaner. I NOTICE: When applying a tire dressing always take care to wipe off any overspray or splash from all painted surfaces on the body or wheels the vehicle. of Petroleum-based products may damage the paint finish. Cleaning Aluminum Wheels (If Equipped) Keep your wheels clean usinga soft clean cloth with mild soap and water. Rinse with clean water. After 6-56