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. ...

Touch Screen Buttons
Touch screen buttons are on the screen and highlighted when a feature is available. Some screen buttons highlight when active and gray out when inactive. ...

Lane Departure Warning (LDW) Light
For vehicles with the lane departure warning system, this light briefly comes on green, while starting the vehicle, to indicate that it is working. If it does not, have the vehicle servic ...