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:
Power Door Locks
Press or
on the RKE transmitter. See Remote
Keyless Entry (RKE) System Operation .
: Press to lock the doors.
: Press to unlock the doors.
See Door Locks . ...
TTY Users
OnStar has the ability to
communicate to the deaf,
hard–of–hearing, or speech–impaired
customers while in the vehicle.
The available dealer–installed TTY
system can provide in-vehicle
acces ...
Heated Steering Wheel
For vehicles with a heated steering wheel, the button for this feature is
located on the steering wheel.
(Heated Steering Wheel): Press to turn the heated steering wheel on or
off. A light on ...