Display Settings
Press the Config button on the Home Page or the CONFIG button on the faceplate, then select Display Settings from the list.
The following options may display:
Dimming Mode: Press to change the screen background. The Automatic setting adjusts the screen background automatically depending on the exterior lighting conditions.
To change the overall brightness setting for the display, use the vehicle interior lighting instrument panel illumination control.
See also:
Service Bulletins
Service Bulletins give additional
technical service information
needed to knowledgeably service
General Motors cars and trucks.
Each bulletin contains instructions
to assist in the diagnosis ...
Sensors
The solar sensor, located on top of the instrument panel near the windshield,
monitors the solar heat.
The climate control system uses the sensor information to adjust the temperature,
fan speed, ...
Selecting the XM Band
Press the RADIO/BAND or SRCE button to choose between AM, FM, and XM. The last
channel played in that band begins to play when that band is selected. ...