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:
Tire Inspection and Rotation
We recommend that you regularly inspect your
vehicle’s tires, including the spare tire, for signs of
wear or damage. See When It Is Time for New
Tires for more information.
Tires should be ro ...
Engine Drive Belt Routing
Engine Drive Belt Routing ...
Transmission Messages
SERVICE TRANSMISSION
This message displays if there is a
problem with the transmission. See
your dealer.
SHIFT TO PARK
This message displays when the
transmission needs to be shifted to
P ( ...
