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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Poor reception and auto switching
In areas of poor reception due to signal masking and transmitter strengths, the HD Radio™ system may switch between the HD Radio primary signal and the corresponding analog broadcast more freque ...

About this handbook
Please take the time to read all of the owner/operator literature supplied with your vehicle as soon as possible. ...

Alerts
The ALERT! option in the Category section of the Station list (see item 7) will alert you to a crisis of national or international importance. Any radio broadcast or other audio playback will be i ...