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.
See also:
Transfer Case
Refer to the Maintenance Schedule to determine how often to check the lubricant
and when to change it. See Maintenance Schedule on page 11‑3. ...
Vehicles with Navigation System
The rear vision camera system is designed to help the driver when backing up by displaying a view of the area behind the vehicle.
When the driver shifts the vehicle into R (Reverse), the video image ...
Video Screens
The video screens are located in the back of the driver and front passenger seats.
To use the video screen:
1. Push the release button located on the seatback console.
2. Move the screen to the d ...





