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.

    See also:

    Dome Lamps
    The dome lamp controls are located in the overhead console. To change the dome lamp settings, press the following: : Turns the lamp off, even when a door is open. : The lamp comes on auto ...

    If No Steam Is Coming from the Engine Compartment
    The ENGINE OVERHEATED STOP ENGINE or the ENGINE OVERHEATED IDLE ENGINE message, along with a low coolant condition, can indicate a serious problem. If there is an engine overheat warning, but see o ...

    Distance to Destination
    This display will show the vehicle distance with estimated time of arrival to destination. The value can be cleared or reset by pressing the SET/CLR button. Move the thumbwheel up or down to increas ...