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:

    Reinserting the key blade in the remote key
    1. Hold the remote key with the slot for the key blade up. 2. Carefully slide the key blade into its groove. 3. Gently press the key blade in the groove until it clicks into place. ...

    Interchanging the wheels
    WARNING Rotate front and rear wheels only if the tires are of the same dimension. If your vehicle is equipped with mixed-size tires (different tire dimensions front vs. rear), tire rotation ...

    Folding down the rear seat backrests
    The rear seat backrests can be folded down for additional loading space, see page 88. ...