See also:

Parental Control
The RSE system may have a Parental Control feature, depending on the radio. To enable Parental Control, press and hold the radio power button for more than two seconds to stop all system features such ...

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. ...

Rear Windows
Power Sliding Rear Window On vehicles with a power sliding rear window, the switch is located in the overhead console. The power sliding rear window works when the ignition has been turned to ACC/ ...