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. ...

Keyless Unlocking
With the keyless access transmitter within 1m (3 ft), approach the front door and pull the handle to unlock and open the door. On some models there is a touch sensor on the door handle. If t ...

Vehicle Data Recording and Privacy
This GM vehicle has a number of sophisticated computers that record information about the vehicle’s performance and how it is driven. For example, the vehicle uses computer modules to monitor and ...