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 ...

    See also:

    Registering by phone
    1. Select the “BY PHONE” menu. 2. Select the “CONFIRM” menu. Then “TRANSFER” is displayed. 3. Transfer the data from the cell phone. For details about transferring the data, refer t ...

    “Child-protection” rear doors
    1- Lock. 2- Unlock. Child protection helps prevent the rear doors from being opened accidentally from the inside. If the lever is set to the locked position, the rear doors cannot be opened usi ...

    Introduction
    City Safety™1 is a support system designed to help the driver avoid low speed collisions when driving in slow-moving, stop-and-go traffic. City Safety™ is not active if your vehicle’s spe ...