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 ...

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    In Canada
    If you believe that your vehicle has a safety defect, you should contact the Customer Service Department immediately. Canadian customers who wish to report a safety defect to the Canadian governm ...

    Customer Information and Reporting Safety Defects
    Important consumer information including warranties and add-on equipment. ...

    Calculating total and load capacities varying seating configurations
    Calculate the available load capacity as shown in the following examples: Example 1A Vehicle capacity weight of the vehicle is 800 lbs (363 kg), which is indicated on the vehicle placard with th ...