Mercedes-Benz GLC : Operating the climate control system / Switching the residual heat on or off

Switching air-recirculation mode on/off

Press the button. The interior air will be recirculated. Air-recirculation mode automatically switches to fresh air mode after some time. If air-recirculation mode is switched on, the windows may fog up more quickly...

Activating/deactivating ionization

Ionization improves the quality of the vehicle's interior air. Ionization of the interior air is odorless. Call up the air conditioning menu. Select Air Quality...

Other information:

Mercedes-Benz GLC 2016-2026 Owners Manual: Notes on the 12 V battery

WARNING Risk of an accident due to work carried out incorrectly on the battery Work carried out incorrectly on the battery can, for example, lead to a short circuit. This can restrict functions relevant for safety systems and impair the operating safety of your vehicle...

Mercedes-Benz GLC 2016-2026 Owners Manual: Air vents

Adjusting the front air vents WARNING Risk of burns and frostbite due to being too close to the air vents Very hot or very cold air can flow from the air vents. Make sure that all vehicle occupants always maintain a sufficient distance from the air vents...