Reporting Safety Defects to General Motors

In addition to notifying NHTSA (or Transport Canada) in a situation like this, please notify General Motors.

Call 1-800-521-7300, or write:
Buick Customer Assistance Center
P.O. Box 33136
Detroit, MI 48232-5136

In Canada, call 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:

    Exterior Lighting
    The exterior lamp control is located on the instrument panel to the left of the steering wheel. : Turns off the exterior lamps. AUTO: Automatic operation of the headlamps and other exteri ...

    Headlamps
    The headlamp wiring is protected by four fuses. An electrical overload will cause a lamp to go on and off. If this happens, have your headlamp wiring checked right away. ...

    Outside Power Mirrors
    Controls for the outside power mirrors are located on the driver’s door armrest. To adjust the mirror: 1. Press the left or right side of the selector switch located beneath the control ...