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

Chemicals used for ice and snow removal and dust control can collect on the underbody. If these are not removed, corrosion and rust can develop on the underbody parts such as fuel lines, frame, floor pan, and exhaust system even though they have corrosion protection.

At least every spring, flush these materials from the underbody with plain water. Clean any areas where mud and debris can collect. Dirt packed in close areas of the frame should be loosened before being flushed. Your dealer or an underbody car washing system can do this.

    Finish Damage
    Any stone chips, fractures, or deep scratches in the finish should be repaired right away. Bare metal will corrode quickly and may develop into major repair expense. Minor chips and scratches can be ...

    Chemical Paint Spotting
    Some weather and atmospheric conditions can create a chemical fallout. Airborne pollutants can fall upon and attack painted surfaces on the vehicle. This damage can take two forms: blotchy, ring-shape ...

    See also:

    Hood
    To open the hood: 1. Pull up on the hood release handle with this symbol on it. It is located inside the vehicle to the left of the steering column. 2. Go to the front of the vehicle and move t ...

    Driving systems
    The red distance warning lamp lights up while the vehicle is in motion. A warning tone also sounds. Risk of accident The warning is issued if you approach a stationary vehicle or a veh ...

    Washing
    • Wash your vehicle regularly. Always wash your vehicle in the shade using MOPAR CarWash or equivalent, or a mild car wash soap, and rinse the panels completely with clear water. • If insec ...