GMC Terrain: OnStar® - Performance and Maintenance - In Brief - GMC Terrain Owner's ManualGMC Terrain: OnStar®

If equipped, this vehicle has a comprehensive, in-vehicle system that can connect to a live Advisor for Emergency, Security, Navigation, Connection, and Diagnostic Services. See OnStar Overview on page 14‑1 for more information.

    Roadside Assistance Program
    As the owner of a new GMC, you are automatically enrolled in the Roadside Assistance program. See Roadside Assistance Program (U.S. and Canada) on page 13‑7 or Roadside Assistance Program (M ...

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    Location of Warning Messages
    Read and follow all of the warnings (labels etc.) on your vehicle. Make sure you understand all of them. Keep them on the vehicle. Do not remove the messages for any reason. If a label comes off o ...

    Optional settings – these settings can be changed
    • Vehicle speed is limited to 80 mph (130 km/h). Visual warnings are displayed followed by a chime when the vehicle speed has reached 80 mph (130 km/h). • Visual warnings are displayed followed ...

    Front power seat adjustment
    Operating tips: - The seat motor has an auto-reset overload protection circuit. If the motor stops during operation, wait for a while, then reactivate the switch. - Do not operate the power se ...