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:

    Anti-theft Alarm System
    This vehicle has an anti-theft alarm system. The LED light, located on the instrument panel near the windshield, indicates the status of the system. Arming the System 1. Close all doors, lif ...

    Rainsense™
    For vehicles with Rainsense, a sensor located near the top center of the windshield detects the amount of water on the windshield and automatically controls the frequency of the windshield wiper. ...

    Trip A or Trip B
    Displays the current distance traveled since the last reset for each trip odometer in either kilometers (km) or miles (mi). Both odometers can be used at the same time. Reset each trip odom ...