Buick 2010 Lacrosse Owner's Manual page 212

6-64 Infotainment System
Conference Calling
Conference and three way calling
must be supported on the Bluetooth
phone and enabled by the wireless
service carrier to work.
To start a conference while in a
current call:
1. Press the hard key on the
faceplate until the Phone main
screen is shown with the current
active call.
2. Select the Enter Number
option.
3. Make another call. The first call
will be placed on hold while the
second call is dialing and
connected.
4. To make a conference call,
select the Merge Calls option
which will merge both calls into
one conference call.
5. To add more callers to the
conference call, repeat Steps 2
through 4. The amount of callers
that can be added are limited by
your wireless service carrier.
Ending a Call
There are a few ways that a call can
be ended:
1. Press the hard key.
2. Select Hang Up.
Mute or UnMute a Call
1. Press the hard key.
2. Select the Mute call option to
mute the call.
3. Select the Mute call option again
to unmute the call.