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:

    Safety Chains
    Always attach chains between the vehicle and the trailer. Cross the safety chains under the tongue of the trailer to help prevent the tongue from contacting the road if it becomes separated ...

    Flash-to-Pass
    This feature lets you use your high-beam headlamps to signal a driver in front of you that you want to pass. It works even if your headlamps are in the automatic position. To use it, pull the turn ...

    Adjusting the Speakers (Balance/Fade)
    AUDIO: To adjust the balance between the right and the left speakers, push and release the AUDIO knob until BAL (balance) displays. Turn the knob to move the sound toward the right or the left s ...