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 Care Centre, Mail Code:

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

    See also:

    TPMS Sensor Matching Process
    Each TPMS sensor has a unique identification code. Any time you rotate your vehicle’s tires or replace one or more of the TPMS sensors, the identification codes will need to be matched to the n ...

    Customer Assistance Offices
    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 Assis ...

    Modest Power, at Best
    The 2.4-liter four-cylinder generates 182 horsepower, versus the 3.0-liter's 255 hp (252 hp with all-wheel drive) and the 3.6-liter's 280 hp. The CX comes only with front-wheel drive and either th ...