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, if it is equipped with automatic door locks, and can help police locate the vehicle if it is stolen.
See also:
Trip Odometer
The trip odometer can show how far the vehicle has been driven since the trip
odometer was last set to zero.
For more information see “Trip Odometer” under Driver Information Center (DIC)
. ...
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 cancel
mute, ...
Roadside Service
(U.S. and Canada)
U.S.: 1-800-224-1400
Canada: 1-800-882-1112.
Text Telephone (TTY) Users
(U.S. Only): 1-888-889-2438.
Service is available 24 hours a day,
365 days a year. ...