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:
Tow mode
The TOW MODE should be used when
pulling a heavy trailer or hauling a heavy
load. Driving the vehicle in the TOW MODE
with no trailer/load or light trailer/light
load will not cause any dama ...
Power Outlets
The vehicle has 12-volt accessory power outlets which can be used to plug in
electrical equipment, such as a cell phone or MP3 player.
The power outlets are located:
► On the instrument pane ...
Air bag (Amber)
Illuminates as a bulb check when the ignition is switched on and extinguishes
when the engine is started.
If the lamp illuminates when driving, there is a fault with the air bag system.
Seek qu ...







