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:

    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 ...

    License plate lamps
    Switch off the lights. Open the tailgate. Press lug 2 of license plate lamp 1 in the direction of the arrow and remove license plate lamp lens 1. Remove license plate lamp lens 1. Repl ...

    Steering Wheel Adjustment
    Make any steering wheel adjustment before you start driving. Adjusting the steering wheel position while driving may cause you to lose control of the vehicle and be seriously injured in ...