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:

    Air Conditioning Mode
    This allows selection of automatic start of the air conditioning upon vehicle start. Selecting On indicates the air conditioning will be on when the vehicle is started. Selecting Off turns t ...

    Customer Assistance for Text Telephone (TTY) Users
    To assist customers who are deaf, hard of hearing, or speech-impaired and who use Text Telephones (TTYs), Buick has TTY equipment available at its Customer Assistance Center. Any TTY user can co ...

    Hood
    To open the hood: 1. Pull up on the hood release handle. It is located inside the vehicle to the left of the steering column. 2. Go to the front of the vehicle and with hand palm side down, sl ...