See also:

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. ...

Alarm Warning
Press the customization button until ALARM WARNING: BOTH appears in the display. To select your preference for alarm warning, press the select button while ALARM WARNING: BOTH is displayed on the ...

Glove Box
The glove box is located on the passenger side of the instrument panel. Lift up on the lever to open it. ...