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:

    Making a phone call from list name
    It is possible to select a phone number from the list name registered with the invehicle equipment to make a phone call. For details, refer to “List names function”. ...

    Hood
    Opening the hood: 1. Pull the release lever on the lower left side of the instrument panel to unlatch the hood. The hood should pop open slightly. 2. Go to the front of the vehicle, raise the h ...

    Power tailgate
    Power tailgate closing button ...