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, press and
then say “Un-mute Call.”
See also:
Trans (Transmission) Temp (Temperature) (CTS-V Only)
This display shows the transmission
fluid temperature in either degrees
Celsius (°C) or degrees
Fahrenheit (°F). ...
Remote Keyless Entry (RKE) System
The RKE transmitter is used to remotely lock and unlock the doors from up to
60m (195 ft) away from the vehicle.
Press to unlock the driver door.
Press again within three seconds
to unlock a ...
Keyless Liftgate Opening
Press the touch pad on the liftgate handle to open the liftgate if the
keyless entry transmitter is within range. ...