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:
Radio with Six-Disc CD
If your vehicle has the Bose® audio system, your
vehicle has six Bose® amplified speakers. ...
Maintenance Replacement Parts
Replacement parts identified below by name, part number, or specification can
be obtained from your dealer.
...
Automatic Dimming Feature
The vehicle may have an automatic
dimming driver outside mirror.
Automatic dimming reduces the
glare of the headlamps behind you.
See Power Mirrors. ...