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. ...

Traction Control Operation
TCS is part of the StabiliTrak system. Traction control limits wheel spin by reducing engine power to the wheels (engine speed management) and by applying brakes to each individual wheel (brake-tr ...

CD/DVD Player
The infotainment system's CD/DVD player can play audio discs and MP3 discs. Discs that are 8 cm (3 in) in diameter will not work in the CD/DVD player. The CD/DVD player does not support th ...