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:

    Climate and Air Quality
    If equipped, select the Climate and Air Quality menu and the following may be displayed: Auto Fan Speed Remote Start Auto Heat Seats Auto Defog Auto Rear Defog Auto Fan Speed This will ...

    Selecting a Menu Option
    1. Turn the Menu knob to move the highlighted bar. 2. Press SELECT to select the highlighted option. ...

    Heated Mirrors
    The vehicle may have heated mirrors: (Rear Window Defogger): Press to heat the mirrors. See “Rear Window Defogger” under Climate Control Systems  for more information. ...