Hazard Warning Flashers

Hazard Warning Flasher: Press this button located on the instrument panel above the audio system, to make the front and rear turn signal lamps flash on and off.
Press again to turn the flashers off.
The hazard warning flashers turn on automatically if the airbags deploy.
See also:
OnStar® Steering Wheel Controls
Your vehicle may have a Talk/Mute button that
can be used to interact with OnStar® Hands-Free
Calling.
On some vehicles, you may have to hold the
button for a few seconds and give the command
...
Muting a Call
During a call, all sounds from inside
the vehicle can be muted so that the
person on the other end of the call
cannot hear them.
To mute a call, press , and
then say “Mute Call.”.
To can ...
Navigation System
If the vehicle has a navigation system, use of the system may result in the storage of destinations, addresses, telephone numbers, and other trip information. Refer to the navigation system operating ...
