Buick LaCrosse: Underbody Maintenance - Exterior Care - Appearance Care - Vehicle Care - Buick LaCrosse Owners ManualBuick LaCrosse: Underbody Maintenance

Use plain water to flush dirt and debris from the vehicle's underbody.

Your dealer or an underbody car washing system can do this. If not removed, rust and corrosion can develop.

    Body Component Lubrication
    Lubricate all key lock cylinders, hood hinges, liftgate hinges, and the steel fuel door hinge unless the components are plastic. Applying silicone grease on weatherstrips with a clean cloth ...

    Sheet Metal Damage
    If the vehicle is damaged and requires sheet metal repair or replacement, make sure the body repair shop applies anti-corrosion material to parts repaired or replaced to restore corrosion ...

    See also:

    Remote sound system controls — if equipped
    The remote sound system controls are located on the rearsurface of the steering wheel. The left and right controlsare rocker-type switches with a pushbutton in the centerof each switch. Reach behi ...

    Recommended grade and viscosity
    Each oil manufacturer has its own base oils and additives. Never use different brands together. For details, refer to “Manual transmission, front differential and rear differential gear oil” F ...

    Towing Equipment and Accessories
    Towing can require a variety of equipment, depending on the size of your trailer, how it will be used, how much load you are towing, and where you tow. Discuss your needs with your trailer ...