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

Adjusting the four-way lumbarsupport
You can adjust the contour of the driver's seat backrests individually to provide optimum support for your back. 1 To raise the backrest contour 2 To soften the backrest contour 3 To lower the ...

Switching on/off
The three red indicator lamps in the button indicate the heating level you have selected. If the battery voltage is too low, the seat heating may switch off. One or more of the indicator lamp ...

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Intelligent Cruise Control (ICC) system (if so equipped)
The Intelligent Cruise Control (ICC) system automatically maintains a selected distance from the vehicle traveling in front of you according to that vehicle’s speed (up to the set speed), or ...

Sunroof
A. Open or Close B. Vent On vehicles with a sunroof, the sunroof only operates when the ignition is in the ACC/ACCESSORY or ON/RUN, or when Retained Accessory Power (RAP) is active. See Retained ...

Brake booster
Check the brake booster function as follows: 1. With the engine off, depress and release the foot brake pedal more than 20 times. When the foot brake pedal movement (distance of travel) rema ...