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:

    Deleting Tracks from MEM
    Individual tracks and all tracks can be deleted from MEM. To delete individual tracks, press and release the DEL button while the track is playing. To delete all tracks from MEM, press and hold ...

    Nav (Navigation)
    Press CONFIG to enter the configure menu options, then press CONFIG again, repeatedly until Nav is selected or press the Nav screen button. Voice Prompt Press the Voice Prompt screen button to c ...

    Call Waiting
    Call waiting must be supported on the cell phone and enabled by the wireless service carrier. - Press to answer an incoming call when another call is active. The original call is placed on ...