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:

    Dual Tone Multi-Frequency (DTMF) Tones
    The in-vehicle Bluetooth system can send numbers and numbers stored as name tags during a call. This is used when calling a menu driven phone system. Account numbers can be programmed into the ...

    Traction Control System (TCS)
    The traction control system limits wheel spin. The system is on when the vehicle is started. To turn off traction control, press and release g located below the infotainment system screen. i ...

    Driver Efficiency Gauge
    Driver Efficiency Gauge This gauge assists the driver in operating the vehicle more efficiently and will vary based on driver input. See Driver Efficiency Gauge for more information. ...