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:
Engine Coolant Heater
Your vehicle may have an engine coolant heater.
In very cold weather, 0°F (−18°C) or colder,
the engine coolant heater can help. You will get
easier starting and better fuel economy durin ...
Bulb Replacement
For any bulb changing procedure not listed in this
section, contact your dealer. ...
Customer Assistance Offices (U.S. and Canada)
Buick encourages customers to call
the toll-free number for assistance.
However, if a customer wishes to
write or e-mail Buick, the letter
should be addressed to:
United States
Buick Customer ...