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:

    Reprogramming a Single Universal Remote System Button
    To reprogram any of the three Universal Remote system buttons: 1. Press and hold the desired Universal Remote system button. Do not release the button. 2. The indicator light will begin to ...

    If the Light is Flashing
    The following may prevent more serious damage to your vehicle: • Reducing vehicle speed • Avoiding hard accelerations • Avoiding steep uphill grades • If you are towing a trailer, reduc ...

    Turn and Lane-Change Signals
    Move the lever all the way up or down to signal a turn. An arrow on the instrument panel cluster flashes in the direction of the turn or lane change. Raise or lower the lever until the arrow sta ...