Emergency
With Automatic Crash Response, the built-in system can automatically connect to help in a crash even if you cannot ask for it.
Push 
to connect to an Emergency
Advisor. GPS technology is used to identify the vehicle location and can provide
critical information to emergency personnel. The Advisor is also trained to offer
critical assistance in emergency situations.
See also:
XM Satellite Radio Service
XM is a satellite radio service based
in the 48 contiguous United States
and 10 Canadian provinces.
XM Satellite Radio has a wide
variety of programming and
commercial-free music, coast to
...
Safety
Six airbags, including front-seat side-impact and side curtain-type devices,
are standard. All-disc antilock brakes include brake assist. GM's StabiliTrak
electronic stability system is standard. ...
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, ...