GMC Terrain: Cellular and GPS Antennas - Services for People with Disabilities - OnStar Additional Information - OnStar - GMC Terrain Owner's ManualGMC Terrain: Cellular and GPS Antennas

Avoid placing items over or near the antenna to prevent blocking cellular and GPS signal reception. Cellular reception is required for OnStar to send remote signals to the vehicle.

    Global Positioning System (GPS)
    ○ Obstruction of the GPS can occur in a large city with tall buildings; in parking garages; around airports; in tunnels, underpasses, or parking garages; or in an area with very dense trees. ...

    Unable to Connect to OnStar Message
    If there is limited cellular coverage or the cellular network has reached maximum capacity, this message may come on. Push Q to try the call again or try again after driving a few miles into anoth ...

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    Filling the Tank
    WARNING Fuel vapor burns violently and a fuel fire can cause bad injuries. To help avoid injuries to you and others, read and follow all the instructions on the fuel pump island. Turn off the eng ...

    Eco active (green)
    Eco active (green) Illuminates when the Stop/Start system is activated. The engine will automatically switch off when the vehicle comes to a stop, neutral is selected and the clutch is fully re ...

    Airbag srs (amber)
    Airbag srs (amber) Illuminates briefly when the ignition is switched on and extinguishes when the engine is started. If the lamp illuminates while driving, there is a fault with the airbag syst ...