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

    See also:

    Hazard Warning Flashers
    The hazard warning flashers let you warn others that you have a problem. The hazard warning flasher button is located in the center of the instrument panel above the radio. : Press to make the ...

    Rear Window Defogger
    The rear window defogger uses a warming grid to remove fog or frost from the rear window. (Rear Defogger): Press to turn the rear window defogger on or off. An indicator light below the button ...

    Headlamps, Front Turn Signal, andParking Lamps
    To replace a bulb, do the following: 1. Open the hood. 2. Remove the grille by grasping and pulling it forward. 3. Lift the two headlamp retaining clips. 4. Pull the headlamp assembly away from ...