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. ...





