See also:

Using this Manual
To quickly locate information about the vehicle, use the Index in the back of the manual. It is an alphabetical list of what is in the manual and the page number where it can be found. ...

Chime Volume
This feature allows you to select the volume level of the chime. Press the customization button until Chime Volume appears on the DIC display. Press the set/reset button once to access the se ...

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. ...