See also:

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, ...

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 ...

'Control and alert' safety strategy
Safety in the ATS is based on Cadillac's "control and alert" strategy that employs advanced technologies - including radar, cameras and ultrasonic sensors - to help prevent crashes. Th ...