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:
Delayed Locking
When locking the doors with the power lock switch and a door or the liftgate
is open, the doors will lock five seconds after the last door is closed. You will
hear three chimes to signal that the ...
Navigation
OnStar navigation requires the Directions and Connections service plan.
Push to receive directions or have them sent to the vehicle navigation
screen. Destinations can also be forwarded to the veh ...
Cruise Control Light
This light comes on whenever the
cruise control is active.
The light goes out when the cruise
control is turned off. See Cruise
Control for more
information. ...