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. ...

Removing the Spare Tire and Tools
The equipment you will need is located in the trunk. 1. Open the trunk. See Trunk. 2. Turn the center retainer counterclockwise to remove it. 3. Lift and remove the compact spare tire cover ...

Vehicle Messages
Messages displayed on the DIC indicate the status of the vehicle or some action that may be needed to correct a condition. Multiple messages may display one after the other. The messages that do not ...