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:
Rear Vision Camera
Rear Camera Options: Press to display options available.
The available options are:
Video: Press to turn on or off.
Symbols: Press to turn on or off.
Guiding Lines: Press to turn on or off.
For ...
Recommended Fuel
Use premium unleaded gasoline with a posted octane rating of 91 or higher. You
can also use regular unleaded gasoline rated at 87 octane or higher, but the vehicle's
acceleration could be slight ...
Towing a trailer
WARNING
Overloading or improper loading of a trailer
and its cargo can adversely affect vehicle
handling, braking and performance and may
lead to accidents.
CAUTION
► Do not tow a ...







