See also:

Climate Control Influence on eAssist Operation and Fuel Economy (If Equipped)
The climate control system is dependent upon other vehicle systems for heat and power input. Certain climate control settings can lead to higher fuel usage and/or fewer auto stops. The follo ...

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. ...

XM Categories (Radio with CD)
XM stations are organized in categories. Removing or Adding Categories 1. Press the CONFIG button. Turn the Menu knob until Radio displays. Press SELECT or press Radio to display the radio ...