See also:

Security
OnStar provides services like Stolen Vehicle Assistance, Remote Ignition Block, and Roadside Assistance, if the vehicle is equipped with these services. OnStar can unlock the vehicle doors remotely, ...

XM™ Satellite Radio Service
XM Satellite Radio Service gives digital radio reception from coast to coast in the 48 contiguous United States, and in Canada. Just as with FM, tall buildings or hills can interfere with sa ...

Passive Door Unlock
If the vehicle has the RKE system, this feature allows you to select which doors will automatically unlock when you open the driver door with the RKE transmitter present. Press the MENU/SELECT kn ...