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.

    See also:

    Maintenance when Trailer Towing
    The vehicle needs service more often when pulling a trailer. See the Maintenance Schedule. Things that are especially important in trailer operation are automatic transmission fluid, engine ...

    Sculpted design
    Buick's long heritage of leading designs, such as the Y-Job Concept, the Roadmaster and the Riviera, helped define American automobile design through the years, according to Ed Welburn, vice presi ...

    Instrument Panel Illumination Control
    This feature controls the brightness of the instrument panel controls and infotainment display screen. The thumbwheel is located to the left of the steering column on the instrument panel. (In ...