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 2018-2022 Owners Manual: Recommended Fuel (LYX - 1.5L L4 Turbo Engine, LTG - 2.0L L4 Turbo Engine)


    LYX - 1.5L L4 Turbo Engine Do not use any fuel labeled E85 or FlexFuel. Do not use gasoline with ethanol levels greater than 15% by volume. Use regular unleaded gasoline meeting ASTM specification D4814 with a posted octane rating of 87 or higher...

    GMC Terrain 2018-2022 Owners Manual: Tire Pressure Monitor Operation


    This vehicle may have a Tire Pressure Monitor System (TPMS). The TPMS is designed to warn the driver when a low tire pressure condition exists. TPMS sensors are mounted onto each tire and wheel assembly, excluding the spare tire and wheel assembly...

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