1999 Nissan Altima Owner's Manual - Page 146

choosing the proper product. ● Wax your vehicle only after a thorough washing. Follow the instructions supplied with the wax. ● Do not use a wax containing any abrasives, cutting compounds or cleaners that may damage the vehicle finish. ● If the surface does not polish easily, use a "road tar" remover and wax again. Machine compounding or aggressive polishing on a base coat/clear coat paint finish may dull the finish or leave swirl marks. Only use black wax or black shoe polish on black urethane or polypropylene bumpers. up and causing underbody and suspension corrosion. Before winter and again in the spring, the underseal must be checked and, if necessary, retreated. AAI1001 Cleaning glass When cleaning the rear window, it may be easier to clean if the high-mounted stop light is removed first. Be careful when removing the highmounted stop light to reduce the risk of damaging the high-mounted stop light wires. The high-mounted stop light must be properly reinstalled before driving your vehicle. Use glass cleaner to remove smoke and dust film from the glass surfaces. It is normal for glass to become coated with a film Appearance and care 7-3 Removing spots Remove tar and oil spots, industrial dust, insects, and tree sap as quickly as possible from the surface of the paint to avoid lasting damage or staining. Special cleaning products are available at an authorized NISSAN dealer or any automotive accessory store. Underbody In areas where road salt is used in winter, the underbody must be cleaned regularly. This will prevent dirt and salt from building