Mercedes-Benz GL-Class: The mbrace system
The mbrace system provides different services, e.g.:
• automatic and manual emergency call
• Roadside Assistance call
• MB Info call
To adjust the volume during an mbrace call, proceed as follows:
► Press the
button on the
multifunction steering wheel.
or
► Use the volume controller of COMAND.
You can find further information and a description of all available features under "Owners Online" at http://www.mbusa.com.
Important safety notes
A license agreement must exist in order
to activate the mbrace service. Ensure that
your system is activated and ready for use,
and press the MB Info call button
to
register. If any of the st ...
System self-test
After you have switched on the ignition, the
system carries out a self-diagnosis.
WARNING
A malfunction in the system has been
detected if one of the following conditions
occurs:
• ...
See also:
Running out of fuel
Avoid running out of fuel. Doing so can cause damage to the vehicle's engine,
fuel, and emission control systems.
If the vehicle does run out of fuel, a minimum of 1.1 U.S. gallons (4 liters)
...
Air Vents
Use the air outlets located in the center and on the side of the instrument panel
to direct the airflow.
Operation Tips
Keep the hood and front air inlets free of ice, snow, or any other obstruc ...
Tires
WARNING
Do not drive with a flat tire. A flat tire affects the ability to steer or brake
the vehicle. You may
lose control of the vehicle. Continued driving with a flat tire will cause ...






