GMC Express 2011 Owner's Manual page 204

7-30 Infotainment System
Call Waiting
Call waiting must be supported on
the cell phone and enabled by the
wireless service carrier.
Press / to answer an
incoming call when another call
is active. The original call is
placed on hold.
Press / again to return to
the original call.
To ignore the incoming call, no
action is required.
Press / to disconnect
the current call and switch to
the call on hold.
Three Way Calling
Three way calling must be
supported on the cell phone and
enabled by the wireless service
carrier.
1. While on a call, press
2. Say Three way call.
3. Use the dial or call command to
dial the number of the third party
to be called.
4. Once the call is connected,
press
together.
Ending a Call
Press /
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
then say Mute call.
To cancel mute, press
and then say Un mute call.
/ .
/ to link all callers
to end a call.
/ , and
/ ,
Transferring a Call
Audio can be transferred between
the Bluetooth system and the
cell phone.
The cell phone must be paired
and connected with the Bluetooth
system before a call can be
transferred. The connection process
can take up to two minutes after the
ignition is turned to ON/RUN.
Transferring Audio from the
Bluetooth System to a Cell Phone
During a call with the audio in
the vehicle:
1. Press / .
2. Say Transfer Call.