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:
How to Add Coolant to the Surge Tank
WARNING
You can be burned if you spill coolant on hot engine parts. Coolant contains
ethylene glycol and it will burn if the engine parts are hot enough. Do not spill
coolant on a hot engine.
...
Before starting the engine
► Make sure the area around the vehicle
is clear.
► Check fluid levels such as engine oil,
coolant, brake fluid and window
washer fluid as frequently as possible,
or at least whe ...
Luggage anchor points
To assist in safely securing large items of luggage, four fixing points are located
in the rear loadspace floor.
WARNING
All items carried in the loadspace area should be properly secured. ...
