Mercedes-Benz GL-Class: Activating/deactivating the residualheat function - Operating the climate control system - Climate control - Mercedes-Benz GL-Class Owner's ManualMercedes-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.

regardless of the airflow setting. The blower will run at a low speed regardless of the airflow setting.

at high temperatures, only the ventilation 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 thebutton. button.

The indicator lamp in the lights button lights up.

To switch off: press the button.

The indicator lamp in the goes button goes out.

automatically: 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:

    Washer Fluid Messages
    WASHER FLUID LOW ADD FLUID This message displays when the windshield washer fluid is low. Fill the windshield washer fluid reservoir as soon as possible. See Engine Compartment Overview   ...

    Tire Sealant and Compressor Kit
    WARNING Idling a vehicle in an enclosed area with poor ventilation is dangerous. Engine exhaust may enter the vehicle. Engine exhaust contains carbon monoxide (CO) which cannot be seen or smell ...

    Capacities and Specifications
    The following approximate capacities are given in metric and English conversions. See Recommended Fluids and Lubricants   for more information. ...