
Black plate (53,1)
GMC Sierra Owner Manual - 2012 - CRC - 11/15/11
Infotainment System
7-53
Receiving a Call
When an incoming call is received,
the audio system mutes and a ring
tone is heard in the vehicle.
.
Press
b
/
g
to answer the call.
.
Press
c
/
x
to ignore a call.
Call Waiting
Call waiting must be supported on
the cell phone and enabled by the
wireless service carrier.
.
Press
b
/
g
to answer an
incoming call when another call
is active. The original call is
placed on hold.
.
Press
b
/
g
again to return to
the original call.
.
To ignore the incoming call, no
action is required.
.
Press
c
/
x
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
b
/
g
.
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
b
/
g
to link all callers
together.
Ending a Call
Press
c
/
x
to end a call.
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
b
/
g
, and
then say
“
Mute call.
”
.
To cancel mute, press
b
/
g
,
and then say
“
Un
‐
mute call.
”
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.