Mercedes-Benz GL-Class: Switching the seat ventilation on/off - Seats - Seats, steering wheel and mirrors - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Switching the seat ventilation on/off

Problems with the seat heating
If one or all of the indicator lamps in the seat heating button are flashing, the seat heating has switched off automatically. The vehicle's electrical system voltage is too low because too many e ...

Switching on/off
The three blue indicator lamps in the buttons indicate the ventilation level you have selected. If the battery voltage is too low, the seat ventilation may switch off. ► Make sure that ...

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Driver override options
Hill Descent Control (HDC) is automatically engaged for some terrain response programs. If required, HDC can be deselected or engaged independently of terrain response. The HDC status will be dis ...

Defensive Driving
Defensive driving means “always expect the unexpected.” The first step in driving defensively is to wear the safety belt. See Safety Belts  . Assume that other road users (pedestrians, b ...

Battery
If the battery is not fully charged during extremely cold weather conditions, the battery fluid may freeze and damage the battery. To maintain maximum efficiency, the battery should be checked ...