Reporting Safety Defects toGeneral Motors

In addition to notifying NHTSA (or Transport Canada) in a situation like this, we certainly hope you will notify us.

Please call us at 1-800-521-7300, or write:

Buick Customer Assistance Center
P.O. Box 33136
Detroit, MI 48232-5136

In Canada, please call us at 1-800-263-3777 (English) or 1-800-263-7854 (French). Or, write:

General Motors of Canada Limited
Customer Communication Centre, CA1-163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7

    See also:

    How to Detect a Tamper Condition
    If  is pressed and the horn sounds, an attempted break-in occurred while the system was armed. If the alarm has been activated, a message will appear on the DIC. See Anti-theft Alarm ...

    Call Waiting
    Call waiting must be supported on the Bluetooth phone and enabled by the wireless service carrier. ► Press to answer an incoming call when another call is active. The original call is place ...

    Front Fog Lamps
    For vehicles with front fog lamps, the button is located on the outboard side of the instrument panel. The ignition must be on to turn on the fog lamps. (Front Fog Lamps): Press to turn the f ...