Mercedes-Benz GL-Class: Activating/deactivating the residualheat function
It is possible to make use of the residual heat of the engine to continue heating the stationary vehicle for up to 30 minutes after the engine has been switched off. The heating time depends on the temperature that has been set.
The blower will run at a low speed
regardless of the airflow setting.
If you activate the residual heat function
at high temperatures, only the ventilation
will be activated. The blower runs at
medium speed.
► Turn the SmartKey to position 0 in the
ignition lock or remove it.
► To activate: press the
button.
The indicator lamp in the button
lights
up.
► To switch off: press the
button.
The indicator lamp in the button
goes
out.
Residual heat is deactivated
automatically:
• after about 30 minutes
• when the ignition is switched on
• if the battery voltage drops
• if the coolant temperature is too low
Activating/deactivating airrecirculation mode
You can deactivate the flow of fresh air if
unpleasant odors are entering the vehicle
from outside. The air already inside the
vehicle will then be recirculated.
The operation of air-recirculati ...
See also:
Exiting the Feature Settings Menu
The feature settings menu will be exited when any of the following occurs:
The vehicle is no longer in ON/RUN.
The trip/fuel or vehicle information DIC buttons are pressed.
The end of the feat ...
Removing the vehicle battery
WARNING
Switch the ignition off before disconnecting battery terminals.
Always disconnect the negative terminal first and reconnect last.
Use caution when lifting the battery out of, or into, ...
Selecting access height
To select access height from normal height, press down on the raise/lower switch.
To select access height from Off-road height, press down on the switch once, and
then a second time while lowering ...
