Maintenance Requirements

Notice: Maintenance intervals, checks, inspections, replacement parts, and recommended fluids and lubricants as prescribed in this manual are necessary to keep your vehicle in good working condition.

Any damage caused by failure to follow scheduled maintenance may not be covered by warranty.

    See also:

    Customer Assistance Offices
    Buick encourages customers to call the toll-free number for assistance. However, if a customer wishes to write or e-mail Buick, the letter should be addressed to: United States — Customer Assist ...

    Exterior
    While the Regal's styling is definitely understated, the sedan has clean lines and a nice stance. The rear-quarter view is one of its best angles, and the car has one of the most stylish trunklids ...

    Overheated Engine Protection Operating Mode
    If an overheated engine condition exists and the message ENGINE OVERHEATED STOP ENGINE is displayed, an overheat protection mode which alternates firing groups of cylinders helps prevent engine ...