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:

    Infotainment System Menus
    Tone Settings To access the tone settings, press the Home Page Tone button or the TONE button on the faceplate. Use the tone settings to adjust the following features: ○ Setting the tone &# ...

    Changing the RSE Video Screen Settings
    The screen display mode (normal, full, and zoom), screen brightness, and setup menu language can be changed from the on screen setup menu. To change any feature: 1. Press the (display menu) button o ...

    Ending a Call
    Press to end a call. ...