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:
Door Ajar Light
For vehicles equipped with this light, it comes on when a door is open or not
securely latched. Before driving, check that all doors are properly closed. See
Door Ajar Messages for more in ...
OnStar® Hands-Free Calling
OnStar® Hands-Free Calling allows eligible
OnStar® subscribers to make and receive calls
using voice commands. Hands-Free Calling is fully
integrated into the vehicle, and can be used
with OnSta ...
Lamps
Properly working headlamps,
taillamps, and brake lamps are
important to see and be seen on
the road.
• Signs that the headlamps need
attention include dimming, failure
to light, cracking, ...