GMC Terrain: Reporting Safety Defects / Reporting Safety Defects to General Motors

In addition to notifying NHTSA (or Transport Canada) in a situation like this, notify General Motors.

In the U.S., call 1-800-GMC-8782 (1-800-462-8782), or write:

GMC Customer Assistance Center

P.O. Box 33172

Detroit, MI 48232-5172

In Canada, call 1-800-263-3777 (English) or 1-800-263-7854 (French), or write:

General Motors of Canada Company

Customer Care Centre, Mail Code:

CA1-163-005

1908 Colonel Sam Drive

Oshawa, Ontario L1H 8P7

In Mexico, call 01-800-466-0812 or 01-800-466-0801.

In other Central America and Caribbean Countries, call 52-722-236-0680.

    Reporting Safety Defects to the Canadian Government

    If you live in Canada, and you believe that the vehicle has a safety defect, notify Transport Canada immediately, and notify General Motors of Canada Company...

    Vehicle Data Recording and Privacy

    The vehicle has a number of computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and control engine and transmission performance, to monitor the conditions for airbag deployment and deploy them in a crash, and, if equipped, to provide antilock braking to help the driver control the vehicle...

    Other information:

    GMC Terrain 2018-2026 Owners Manual: Doing Your Own Service Work


    Warning It can be dangerous to work on your vehicle if you do not have the proper knowledge, service manual, tools, or parts. Always follow owner’s manual procedures and consult the service manual for your vehicle before doing any service work...

    GMC Terrain 2018-2026 Owners Manual: Dome Lamps


    The dome lamp controls are in the overhead console. To operate, press the following buttons: : Press to turn off the dome lamps when a door is open. An indicator light on the button will turn on when the dome lamp override is activated. Press OFF again to deactivate this feature and the indicator light will turn off...

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