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:
M+S tires
At temperatures below 45 °F(+7 °C), use
winter tires or all-season tires. Both types of
tire are identified by the M+S marking.
Only winter tires bearing the
snowflake
symbol in addition to ...
Hydroplaning
Hydroplaning is dangerous. Water can build up under the vehicle's tires so they
actually ride on the water. This can happen if the road is wet enough and you are
going fast enough. When the vehi ...
Portable media connections
Portable media devices can be connected to the media hubs located in the cubby
box lid and the rear of the floor console. Compatible portable devices include:
• USB mass storage devices (e.g. ...







