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:
Trailer Towing
Before pulling a trailer, there are three important considerations that have
to do with weight:
The weight of the trailer.
The weight of the trailer tongue.
The total weight on your vehicle& ...
Driver Safety Belt Reminder Light
There is a driver safety belt reminder light on the instrument panel cluster.
When the vehicle is started, this light flashes and a chime may come on to remind
the driver to fasten their safety b ...
Automatic Crash Response
In a crash, built in sensors can automatically alert an
OnStar advisor who is immediately connected to
the vehicle to see if you need help. ...
