Mercedes-Benz GL-Class: Important safety notes - Steering wheel - Seats, steering wheel and mirrors - Mercedes-Benz GL-Class Owner's ManualMercedes-Benz GL-Class: Important safety notes

WARNING Do not adjust the steering wheel while driving. 
Do not adjust the steering wheel while driving.
Adjusting the steering wheel while driving, or driving without the steering wheel adjustment feature locked could cause the driver to lose control of the vehicle.
The electrical steering wheel adjustment feature can be operated at any time.
Therefore, do not leave children unattended in the vehicle, or with access to an unlocked vehicle. A child's unsupervised access to a vehicle could result in an accident and/or serious personal injury.

    Adjusting the steering wheelmanually
    This function is only available in vehicles in the USA. 1 Release handle 2 To adjust the steering wheel height 3 To adjust the steering wheel position (fore-and-aft adjustment) ► Pull ...

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    Reprogramming a single HomeLink® button
    To reprogram a HomeLink® Universal Transceiver button, complete the following. 1. Push and hold the desired HomeLink® button. Do not release the button until step 4 has been completed. 2. ...

    Control buttons
    1) PHONE SEND button ...

    Setting the side air vents
    ► To open/close: turn thumbwheel 3 to the left or right. Side window defroster vent 1 is never completely shut, even if side air vent 2 is shut. ...