
Black plate (58,1)Buick LaCrosse Owner Manual - 2012
7-58 Infotainment System
.See“Storing and Deleting Phone
Numbers” in this section for
more information.
{WARNING
When using a cell phone, it can
be distracting to look too long or
too often at the screen of the
phone or the infotainment
(navigation) system. Taking your
eyes off the road too long or too
often could cause a crash
resulting in injury or death. Focus
your attention on driving.
Vehicles with a Bluetooth system
can use a Bluetooth‐capable cell
phone with a Hands‐Free Profile to
make and receive phone calls. The
infotainment system and voice
recognition are used to control the
system. The system can be used
while in ON/RUN or ACC/
ACCESSORY. The range of the Bluetooth system can be up to 9.1 m
(30 ft). Not all phones support all
functions and not all phones work
with the Bluetooth system. See
www.gm.com/bluetooth for more
information about compatible
phones.
Bluetooth Controls
Use the buttons located on the
infotainment system and the
steering wheel to operate the
Bluetooth system.
Steering Wheel Controls
b/g(Push To Talk) :
Press to
answer incoming calls, confirm
system information, and start voice
recognition.
$/i(End Call): Press to end a
call, reject a call, or cancel an
operation. Infotainment System Controls
If equipped, the infotainment system
allows certain controls to be
selected on the infotainment display.
For information about how to
navigate the menu system using the
infotainment controls, see
Overview
(Radio with CD) on page 7‑3 or
Overview (Radio with CD/DVD and
MEM) on page 7‑5 orOverview
(Radio with CD and Touchscreen)
on page 7‑7 orAM-FM Radio (Radio
with CD/DVD/MEM) on page 7‑18 or
AM-FM Radio (Radio with CD and
Touchscreen) on page 7‑21.
5(Phone): Press to enter the
Phone main menu.
Voice Recognition
The voice recognition system uses
commands to control the system
and dial phone numbers.
Noise: The system may not
recognize voice commands if there
is too much background noise.

Black plate (59,1)Buick LaCrosse Owner Manual - 2012
Infotainment System 7-59
When to Speak:A tone sounds to
indicate that the system is ready for
a voice command. Wait for the tone
and then speak.
How to Speak: Speak clearly in a
calm and natural voice.
Audio System
When using the Bluetooth system,
sound comes through the vehicle's
front audio system speakers and
overrides the audio system. Use the
VOL/
Oknob during a call to
change the volume level. The
adjusted volume level remains in
memory for later calls. The system
maintains a minimum volume level.
Other Information
The Bluetooth®word mark and
logos are owned by the Bluetooth®
SIG, Inc. and any use of such marks
by General Motors is under license.
Other trademarks and trade names
are those of their respective owners. See
Radio Frequency Statement on
page 13‑22 for information
regarding Part 15 of the Federal
Communications Commission (FCC)
rules and Industry Canada
Standards RSS-GEN/210/220/310.
Bluetooth (Infotainment
Controls)
For vehicles equipped with the
MyLink or IntelliLink infotainment
system, see the separate MyLink/
IntelliLink Features and Functions
Guide for more information.
For information about how to
navigate the menu system using the
infotainment controls, see Overview
(Radio with CD) on page 7‑3 or
Overview (Radio with CD/DVD and
MEM) on page 7‑5 orOverview
(Radio with CD and Touchscreen)
on page 7‑7 orAM-FM Radio (Radio
with CD/DVD/MEM) on page 7‑18 or
AM-FM Radio (Radio with CD and
Touchscreen) on page 7‑21.
Pairing
A Bluetooth‐enabled cell phone
must be paired to the Bluetooth
system and then connected to the
vehicle before it can be used. See
your cell phone manufacturer's user
guide for Bluetooth functions before
pairing the cell phone. If a Bluetooth
phone is not connected, calls will be
made using OnStar Hands‐Free
Calling, if available. See OnStar
Overview on page 14‑1 for more
information.
Pairing Information
.A Bluetooth phone with MP3
capability cannot be paired to
the vehicle as a phone and an
MP3 player at the same time.
.Up to five cell phones can be
paired to the Bluetooth system.
.The pairing process is disabled
when the vehicle is moving.

Black plate (70,1)Buick LaCrosse Owner Manual - 2012
7-70 Infotainment System
Steering Wheel Controls
Steering wheel controls can be
used to:
.Answer incoming calls
.Confirm system information
.Start voice recognition
.End a call
.Reject a call
.Cancel an operation
.Make outgoing calls using the
call list
b/g(Push To Talk) :Press to
answer incoming calls, to confirm
system information, and to start
voice control. Press and hold for two
to three seconds to access the
call list.
$/i(End call/Mute) : Press to
end a call, reject a call, or to cancel
an operation. To make outgoing calls using the
call list.
1. Press the
b/gbutton.
2. Highlight the phone number by toggling the SRC switch up
or down.
3. Dial the highlighted number by pressing the
b/gbutton.
Infotainment System Controls
For information about how to
navigate the menu system using the
navigation system controls, see the
separate Navigation System
Manual.
PHONE : Press to enter the Phone
main menu.
Voice Control
The voice control system uses
commands to control the system
and dial phone numbers.
Noise: The system may not
recognize voice commands if there
is too much background noise. When to Speak:
A tone sounds to
indicate that the system is ready for
a voice command. Wait for the tone
and then speak.
How to Speak: Speak clearly in a
calm and natural voice.
Audio System
When using the UHP system, sound
comes through the vehicle's front
audio system speakers and
overrides the audio system. Use the
VOL/
Oknob during a call to
change the volume level. The
adjusted volume level remains in
memory for later calls. The system
maintains a minimum volume level.
Turning Bluetooth On or Off
1. Press the CONFIG button.
2. Select Phone Settings, or touch Phone on a navigation radio.
3. Select Bluetooth.
4. Select Activation.

Black plate (71,1)Buick LaCrosse Owner Manual - 2012
Infotainment System 7-71
Changing Bluetooth Code
The default Bluetooth code should
work with most mobile phones.
If you are having difficulty pairing
your mobile phone, you can change
the code at any time.
1. Press the CONFIG button.
2. Select Phone Settings, or touchPhone on a navigation radio.
3. Select Bluetooth.
4. Select Change Bluetooth Code.
5. Enter a new four-digit code, then select OK.
Ring Tone
There are three different ring tones
available for the UHP system.
To change the ring tone:
1. Press the CONFIG button.
2. Select Phone Settings, or touch Phone on a navigation radio.
3. Select Ring Tones.
4. Select Ring Tone 1, 2, or 3. Default Settings
Selecting this option will reset the
ring tones and the Bluetooth code.
Pairing
A Bluetooth enabled mobile phone
must be paired to the UHP system
first and then connected to the
vehicle before it can be used. See
the mobile phone manufacturer's
user guide for Bluetooth functions
before pairing the mobile phone.
Pairing Information:
.Up to five mobile phones can be
paired to the UHP system
.The pairing process is disabled
when the vehicle is moving
.The UHP system connects with
the first available paired mobile
phone in the order the phone
was paired
.Only one paired mobile phone
can be connected to the UHP
system at a time
.Pairing should only need to be
completed once, unless changes
to the pairing information have
been made or the mobile phone
is deleted
Using UHP with Infotainment
Controls
Pairing a Phone
If your mobile phone has simple
pairing or auto discovery features,
they need to be turned off before
the mobile phone can be paired to
the UHP system. Reference the
mobile phone manufacturer's user
guide for information on these
features.
1. Press the CONFIG button.
2. Select Phone Settings, or touch
Phone on a navigation radio.
3. Select Bluetooth.

Black plate (4,1)Buick LaCrosse Owner Manual - 2012
8-4 Climate Controls
For vehicles with heated outside
rearview mirrors, they turn on when
the rear window defogger button is
on and help to clear fog or frost from
the surface of the mirror. See
Heated Mirrors on page 2‑18.
Notice:Do not try to clear frost
or other material from the inside
of the front windshield and rear
window with a razor blade or
anything else that is sharp. This
may damage the rear window
defogger grid and affect your
radio's ability to pick up stations
clearly. The repairs would not be
covered by your warranty. Remote Start Climate Control
Operation (If Equipped):
When
the vehicle is started remotely, the
climate control system will use the
last setting before the vehicle shut
off. If automatic operation was set,
the fan speed will adjust to
maximize heating or cooling.
If manual operation was set, the fan
speed will be limited to the last
setting. In extreme temperatures,
the system may not be able to heat
or cool the vehicle to the preset
temperature during the remote start
run time.
The rear window defogger turns on
if it is cold outside.Sensor
The solar sensor, located on top of
the instrument panel near the
windshield, monitors the solar heat.
The climate control system uses the
sensor information to adjust the
temperature, fan speed,
recirculation, and air delivery mode
for best comfort.
Do not cover the sensor; otherwise
the automatic climate control system
may not work properly.

Black plate (10,1)Buick LaCrosse Owner Manual - 2012
8-10 Climate Controls
For vehicles with heated outside
rearview mirrors, they turn on when
the rear window defogger button is
on and help to clear fog or frost from
the surface of the mirror. See
Heated Mirrors on page 2‑18.
Notice:Do not try to clear frost
or other material from the inside
of the front windshield and rear
window with a razor blade or
anything else that is sharp. This
may damage the rear window
defogger grid and affect your
radio's ability to pick up stations
clearly. The repairs would not be
covered by your warranty.
((Heated Steering Wheel): For
vehicles with this feature, press to
turn on or off. See Heated Steering
Wheel on page 5‑3.
Remote Start Climate Control
Operation (If Equipped): When
the vehicle is started remotely, the
climate control system will use the
last setting before the vehicle shut
off. If automatic operation was set,
the fan speed will adjust to maximize heating or cooling.
If manual operation was set, the fan
speed will be limited to the last
setting. In extreme temperatures,
the system may not be able to heat
or cool the vehicle to the preset
temperature during the remote start
run time.
The rear window defogger turns on
if it is cold outside.
Sensor
The solar sensor, located on top of
the instrument panel near the
windshield, monitors the solar heat.
The climate control system uses the
sensor information to adjust the
temperature, fan speed,
recirculation, and air delivery mode
for best comfort.
Do not cover the sensor; otherwise
the automatic climate control system
may not work properly.
Air Vents
Use the louvers located on the air
vents to change the direction of the
airflow.
To open the vent, move the
thumbwheel to
t. To close the vent,
move the thumbwheel to
l.
For vehicles with eAssist, there is a
battery cooling air vent located on
the shelf behind the rear passenger
seats below the rear window. Keep
this air inlet clear from items that
may block air flow. Proper airflow is
required to keep the eAssist battery
and control system cool.

Black plate (43,1)Buick LaCrosse Owner Manual - 2012
Vehicle Care 10-43
Instrument Panel Fuse Block
The vehicle may not be equipped
with all of the fuses, relays, and
features shown. Fuses Usage
1 Steering Wheel
Controls Backlight
2 Body Control
Module 7
3 Body Control
Module 5
4 Radio
5 OnStar
6 Power Outlet 1
7 Power Outlet 2
8 Body Control
Module 1
9 Body Control
Module 4
10 Body Control
Module 8
(J‐Case Fuse) Fuses Usage
11 Front Heater
Ventilation Air
Conditioning/Blower
(J‐Case Fuse)
12 Passenger Seat
(Circuit Breaker)
13 Driver Seat (Circuit
Breaker)
14 Diagnostic Link
Connector
15 Airbag
16 Trunk
17 Heater Ventilation
Air Conditioning
Controller
18 Pre‐Fuse for Fuses
4 and 5