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:

    Digital Signal Processing (DSP)
    If the radio has this feature, it has either a Bose® sound system or a Bose® 5.1 Cabin Surround® sound system. DSP is used to provide a choice of different listening experiences. To choose ...

    Time Shifting (Radio with CD/DVD and MEM)
    The radio with the MEM time shift feature can rewind 20 minutes of XM content. While listening to the radio, the content from the current channel is always being buffered. Press   to pause t ...

    Passive Door Lock
    If the vehicle has the Remote Keyless Entry (RKE) system, when enabled, this feature allows the doors to lock after several seconds if all doors are closed and at least one RKE transmitter has been ...