2012 MERCEDES-BENZ GL-Class audio

XPress the V or U button on the
steering wheel to select the standard
display.XPress the & or * button to select
digital speedometer or the outside
temperature.
Digital speedometer
Outside temperature
Audio menu
Selecting a radio station
i SIRIUS XM satellite radio acts like a
normal radio.
For more information on satellite radio
operation, see the separate operating
instructions.
You can only change the waveband and store
new stations using COMAND.
XSwitch on COMAND and select Radio (see
the separate operating instructions).XPress the V or U button on the
steering wheel to select the Audio menu.:Waveband 25;Current stationXTo select a stored station:
briefly press
the & or * button.XTo select a station from the station
list: press and briefly hold the & or
* button.XTo select a station using station
search 26
: press and briefly hold the &
or * button.
Operating audio player or audio media
Audio data from various audio devices or
media can be played, depending on the
equipment installed in the vehicle.
XSwitch on COMAND and select the audio
device or medium (see the separate
operating instructions).XPress the V or U button on the
steering wheel to select the Audio menu.
CD changer display (example)
:Current CD;Current track25
If current station ; has been stored, the memory position will also be displayed.
26 Only if no station list is received.Menus and submenus221On-board computer and displaysZ

XTo select the next/previous track:
briefly press the & or * button.XTo select a track from the track list
(rapid scrolling): press and briefly hold the
& or * button.
The current track will not be displayed in
audio AUX mode ( Auxiliary audio mode:
external audio source connected).
Operating video DVD
XSwitch on COMAND and select video DVD
(see the separate operating instructions).XPress the V or U button on the
steering wheel to select the Audio menu.
DVD changer display (example)
:Current DVD (for DVD changer);Current sceneXPress the & or * button to select a
scene.
Navigation system menu
Displaying navigation instructions
In the Navigation menu: the instructions
from the navigation system appear in the
multifunction display. For more information,
see the separate operating instructions.
XSwitch on COMAND (see the separate
operating instructions).XPress the V or U button on the
steering wheel to select the Navigation
menu.Route guidance inactive
The direction of travel appears in the
multifunction display. If the name of the
street is part of the navigation system data,
this will also be displayed.
Route guidance active
The multifunction display shows navigation
instructions, for example:
Off-road menu
Depending on your vehicle's optional
equipment, you can set the following current
settings to be shown in the Off-road menu:
R Level control ( Y page 189)
R compass ( Y page 296)
R differential locks ( Y page 208)
i Large buildings, power cables or powerful
transmission masts as well as metallic
objects on or in the vehicle may interfere
with the compass display.
XPress V or U on the steering wheel
to select the Offroad menu.222Menus and submenusOn-board computer and displays

not carried out, the system may not be
activated.
If you have questions about the activation,
contact one of the following telephone
assistance services:
R USA: Mercedes-Benz Customer
Assistance Center under
1-888-990-9007
R Canada: Customer Service at
1-888-923-8367
An emergency call is dialed automatically if
an air bag or Emergency Tensioning Device is
triggered.
i An mbrace emergency call that has been
initiated automatically cannot be
terminated by the customer.
An emergency call can also be initiated
manually.
As soon as the emergency call has been
initiated, the indicator lamp in the SOS button
flashes. The Connecting Call message
appears on the multifunction display.
The audio output is muted.
Once a connection has been established, the
Call Connected message appears in the
multifunction display.
All important information on the emergency
is transmitted, for example:
R current location of the vehicle (as
determined by the GPS system)
R vehicle identification number
R information on the type of emergency
Shortly after the emergency call has been
initiated, a voice connection is automatically
established between the Mercedes-Benz
Customer Assistance Center and the vehicle
occupants. If the vehicle occupants respond,
the Mercedes-Benz Customer Assistance
Center attempts to get more information on
the emergency.
i If no vehicle occupant answers, an
ambulance is immediately sent to the
vehicle.GWARNING
If the indicator lamp in the SOS button is
flashing continuously and no voice
connection to the Mercedes-Benz Customer
Assistance Center was established, then the
mbrace system could not initiate an
emergency call (e.g. the relevant cellular
phone network is not available).
The message Call Failed appears in the
multifunction display for approximately
10 seconds.
Should this occur, assistance must be
summoned by other means.
Making an emergency call
XTo initiate an emergency call
manually: press cover : briefly to open
it.XPress SOS button ; briefly.
The indicator lamp in SOS button ;
flashes until the emergency call is
concluded.XWait for a voice connection to the
Mercedes-Benz Customer Assistance
Center.XAfter the emergency call is ended, close
cover :.GWARNING
If you feel in any way in jeopardy when in the
vehicle (e.g. smoke or fire in the vehicle,
vehicle in a dangerous road location), please
do not wait for voice contact after you have
pressed the SOS button. Carefully leave the
vehicle and move to a safe location. The
Features289Stowing and featuresZ

Mercedes-Benz Customer Assistance Center
will automatically contact local emergency
officials with the vehicle's approximate
location if they receive an automatic SOS
signal and cannot make voice contact with the
vehicle occupants.
Roadside Assistance buttonXOpen the stowage compartment under the
armrest ( Y page 269).XPress and hold Roadside Assistance
button : for more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in Roadside Assistance button :
flashes while the call is active. The
Connecting Call message appears in the
multifunction display. The audio output is
muted.
If a connection can be established, the Call
Connected message appears in the
multifunction display.
If a cellular phone network is available and
there is sufficient GPS reception, the mbrace
system transmits data to the Mercedes-Benz
Customer Assistance Center, for example:
R current location of the vehicle
R vehicle identification number
i The COMAND display shows that an
mbrace call is active. During the call, you
can change to the navigation menu by
pressing the NAVI button on COMAND, for
example.
Voice output is not available.
A voice connection is established between
the Mercedes-Benz Customer Assistance
Center and the vehicle occupants.XDescribe the type of assistance needed.
The Mercedes-Benz Customer Assistance
Center either sends a qualified Mercedes-
Benz technician or organizes for your vehicle
to be transported to the nearest authorized
Mercedes-Benz Center. You may be charged
for services such as repair work and/or
towing. Further details are available in your
mbrace manual.
i The mbrace system failed to initiate a
Roadside Assistance call if:
R the indicator lamp in Roadside
Assistance button : is flashing
continuously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This may be because the corresponding
mobile phone network is not available.
The Call Failed message appears in the
multifunction display.
XTo end a call: press the ~ button on the
multifunction steering wheel.
or
XPress the corresponding button for ending
a phone call on COMAND.
MB Info call button
XOpen the stowage compartment under the
armrest ( Y page 269).290FeaturesStowing and features

XPress and hold MB Info call button : for
more than two seconds.
This initiates a call to the Mercedes-Benz
Customer Assistance Center. The indicator
lamp in MB Info call button : flashes while
the connection is being established. The
Connecting Call message appears in the
multifunction display. The audio output is
muted.
If a connection can be established, the Call
Connected message appears in the
multifunction display.
If a cellular phone network is available and
there is sufficient GPS reception, the mbrace
system transmits data to the Mercedes-Benz
Customer Assistance Center, for example:
R current location of the vehicle
R vehicle identification number
i The COMAND display shows that an
mbrace call is active. During the call, you
can change to the navigation menu by
pressing the NAVI button on COMAND, for
example.
Voice output is not available.
A voice connection is established between
the Mercedes-Benz Customer Assistance
Center and the vehicle occupants. You can
obtain information on how to operate your
vehicle's systems, on the location of the
nearest authorized Mercedes-Benz Center,
and on further products and services offered
by Mercedes-Benz USA.
Further details on the mbrace system can be
found under http://www.mbusa.com 34
.
Log in under "Owners Online".
i The mbrace system failed to initiate an
MB Info call if:
R the indicator lamp in MB Info call
button : is flashing continuously.
R no voice connection to the Mercedes-
Benz Customer Assistance Center was
established.
This may be because the corresponding
mobile phone network is not available.
The Call Failed message appears in the
multifunction display.XTo end a call: press the ~ button on the
multifunction steering wheel.
or
XPress the corresponding button for ending
a phone call on COMAND.
Call priority
When service calls are active, e.g. Roadside
Assistance or MB Info calls, an emergency
call can still be initiated. In this case, an
emergency call will take priority and override
all other active calls.
The indicator lamp of the respective button
flashes until the call is ended. An emergency
call can only be terminated by the Mercedes-
Benz Customer Assistance Center. All other
calls can be ended by pressing the ~
button on the multifunction steering wheel or
the corresponding button for ending a
telephone call on COMAND.
i If an mbrace call is initiated, audio output
is muted. The mobile phone is no longer
connected to COMAND. However, if you
want to use your mobile phone, we
recommend that you do this only when the
vehicle is stationary and in a safe location.
34 USA only.Features291Stowing and featuresZ

Useful information
i This Operator's Manual describes all
models and all standard and optional
equipment of your vehicle available at the
time of publication of the Operator's
Manual. Country-specific differences are
possible. Please note that your vehicle may
not be equipped with all features
described. This also applies to safety-
related systems and functions.
i Please read the information on qualified
specialist workshops ( Y page 24).
Genuine Mercedes-Benz parts
All Mercedes-Benz Centers maintain a supply
of genuine Mercedes-Benz parts for
necessary service and repair work. In
addition, strategically located parts delivery
centers provide for quick and reliable parts
service.
There are more than 300,000 different
genuine Mercedes-Benz parts available for
Mercedes-Benz models.
Genuine Mercedes-Benz parts are subject to
strict quality control. Each part has been
specially developed, manufactured or
selected for Mercedes-Benz vehicles and
fine-tuned for them.
Therefore, only genuine Mercedes-Benz parts
should be used.
GWARNING
Driving safety may be impaired if non-
approved parts, tires and wheels or safety-
relevant accessories are used.
This could lead to malfunctions in safety-
relevant systems, e.g. the brake system. This
could cause you to lose control of your vehicle
and cause an accident.
For this reason, Mercedes-Benz recommends
that you use genuine Mercedes-Benz parts or
parts of equal quality. Only use tires, wheels
and accessories that have been specifically
approved for your vehicle.
! Air bags and Emergency Tensioning
Devices, as well as control units and
sensors for these restraint systems may be
installed in the following areas of your
vehicle:
R doors
R door pillars
R door sills
R seats
R dashboard
R instrument cluster
R center console
Do not install accessories such as audio
systems in these areas. Do not carry out
repairs or welding. You could impair the
operating efficiency of the restraint
systems.
Have aftermarket accessories installed at
a qualified specialist workshop. Mercedes-
Benz recommends that you use an
authorized Mercedes-Benz Center for this
purpose.HEnvironmental note
Daimler AG also supplies reconditioned major
assemblies and parts which are of the same
quality as new parts. They are covered by the
same Limited Warranty entitlements as new
parts.
Always specify the vehicle identification
number (VIN) ( Y page 369) and the engine
number ( Y page 370) when ordering genuine
Mercedes-Benz parts.
Warranty
The Service and Warranty Information
booklet contains detailed information about
the warranties covering your vehicle.
368WarrantyTechnical data