Setting the side air vents

•► To open/close: turn thumbwheel 3 up or

•► To open/close: turn thumbwheel 3 up or down.

Side window defroster vent 1 is never completely shut, even if side air vent 2 is shut.

    See also:

    Vehicle data, GL 450
    The data stated here refers specifically to a vehicle with standard equipment. Consult an authorized Mercedes-Benz Center for the data for all vehicle variants and trim levels. ...

    Service messages
    Information on the type of service and service intervals (see separate Service Booklet). You can obtain further information from an authorized Mercedes-Benz Center or at http://www.mbusa.com (U ...

    Load index
    Tire data is vehicle-specific and may deviate from the data in the example. In addition to the load bearing index, load index 1 may be imprinted after the letters that identify speed r ...

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