1993 GMC Jimmy Owner's Manual - Page 318

Service & Appearance Cam Aluminum Wheels (If So Equipped) Youraluminumwheelshaveaprotectivecoatingsimilar to the painted surface ofyourvehicle.Don'tusestrongsoaps,chemicals,chromepolish,orother abrasivecleaners on them because you could damage this coating. After rinsingthoroughly,awaxmay be applied. 1 NOTICE White Sidewall Tires Your General Motors dealer has a GM White Sidewall Tire Cleaner. You can useastiffbrushwithit. Weatherstrips These are places where glass or metalmeetsrubber.Siliconegreasethere wl makethemlastlonger,sealbetter,andnotstickorsqueak.Applysilicone i grease with a clean cloth at least every six months. Sheet Metal Damage If your vehicle is damaged and requires sheet metal repair or replacement, makesurethebodyrepairshopappliesanti-corrosionmaterialtotheparts repaired or replaced to restorecorrosionprotection. Foreign Material Calciumchlorideandothersalts,icemeltingagents,roadoilandtar,tree sap, bird droppings,chemicalsfromindustrialchimneys, and otherforeign matter can damage your vehicle's finish if they remain on painted surfaces, Use 'cleaners that are marked safe for painted surfaces for these stains. Finish Damage Any stonechips,fracturesordeepscratches in the finish should be repaired into a major rightaway.Baremetal wil corrodequicklyandmaydevelop repair expense. Minor chips and scratches can be repaired with touch-up materials available from your dealer or other service outlets. Larger areas of finish damage can be corrected in yourdealer'sbodyandpaintshop. Underbody Maintenance Chemicals used for ice and snow removal and dust control can collect on the underbody. If thesearenotremoved,acceleratedcorrosion(rust) can occur ontheunderbodypartssuchasfuellines,frame,floorpan,andexhaust systemeventhoughtheyhavecorrosionprotection. At least every spring, flush these materials from the underbody with plain water.Cleananyareaswheremudandotherdebriscancollect.Dirtpacked 6-52