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 ...

    See also:

    Low beams
    When the engine is started, the low beams are activated automatically (daytime running lights) if the headlight control is in position 0 or . Daytime running lights can be deactivated in the ...

    Tyre pressure compensation for low ambient temperature changes
    A colder ambient local temperature will reduce pressure within the tyre. An effect is to decrease sidewall height and to increase tyre shoulder wear with the potential for tyre failure. Vehicle dy ...

    CD Changer Error Messages (EX-L model with navigation system)
    If you see an error message in the display while playing a disc, find the cause in the chart to the right. If you cannot clear the error message, take your vehicle to your dealer. The cha ...