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, Mail Code: CA1-163-005
1908 Colonel Sam Drive
Oshawa, Ontario L1H 8P7

    See also:

    Removing the Flat Tire and Installing the Spare Tire
    1. Do a safety check before proceeding. See Changing a Flat Tire. 2. Turn the wheel wrench counterclockwise to loosen all the wheel nuts, but do no remove them yet. 3. Turn the jack handle cou ...

    Muting a Call
    During a call, all sounds from inside the vehicle can be muted so that the person on the other end of the call cannot hear them. To mute a call, press , and then say “Mute Call.”. To can ...

    Introduction
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