1996 Buick Century Owner's Manual

Cleaning the Outside of theWindshield, Backglass and WiperBladesIf the windshield is not clear after using the windshieldwasher, or if the wiper blade chatters when running, waxor other material may be on the blade or windshield.Clean the outside of the windshield with GMWindshield Cleaner, Bon-Ami Powder@ (GM PartNo. 1050011). The windshield is clean if beads do notform when you rinse it with water.Clean the blade by wiping vigorously with a clothsoaked in full-strength windshield washer solvent. Thenrinse the blade with water.Wiper blades should be checked on a regular basis andreplaced when worn.WeatherstripsSilicone grease on weatherstrips will make them lastlonger, seal better, and not stick or squeak. Applysilicone grease with a clean cloth at least every sixmonths. During very cold, damp weather more frequentapplication may be required. (See “RecommendedFluids and Lubricants’’ in the Index.)Cleaning the Outside of Your BuickThe paint finish on your vehicle provides beauty, depthof color, gloss retention and durability.Washing Your VehicleThe best way to preserve your vehicle’s finish is tokeep it clean by washing it often with lukewarm orcold water.Don’t wash your vehicle in the direct rays of the sun.Don’t use strong soaps or chemical detergents. Useliquid hand, dish or car washing (mild detergent) soaps.Don’t use cleaning agents that are petroleum based,or that contain acid or abrasives. All cleaning agentsshould be flushed’promptly and not allowed to dry onthe surface, or they could stain. Dry the finish with asoft, clean chamois or a 100% cotton towel to avoidsurface scratches and water spotting.High pressure car washes may cause water to enteryour vehicle.6-50