Menu System
Controls
The Menu knob, SELECT button,
and 
BACK button are used to
navigate the menu system.
Menu Knob:
Turn to:
• Enter the menu system.
• Highlight a menu option.
• Select a value.
SELECT:
Press to:
• Select or activate the highlighted menu option.
• Confirm a set value.
• Turn a system setting on or off.
BACK:
Press to:
• Exit a menu.
• Return from a submenu screen to the previous menu screen.
• Delete the last character in a sequence.
See also:
Driver Information Center (DIC)
The DIC display is located in the
center of the instrument panel
cluster. It shows the status of many
vehicle systems. The controls for
the DIC are located on the turn
signal lever.
A. SE ...
Radio(s)
: Press to turn the system on and
off. Turn to increase or decrease the volume.
RADIO/BAND or SRCE: Press to choose between FM, AM, or XM™, if equipped.
TUNE/MENU: Turn to select radio stations. ...
Hands-Free Calling
1. Push . System responds:
“OnStar ready.”.
2. Say “Dial.” System responds:
“Please say the name or number
to call.”.
3. Say the entire number without
pausing, including a “1” ...