See also:

Opening and closing
Overhead control panel 1 To open 2 To open 3 To close Turn the SmartKey to position 1 or 2 in the ignition lock. Press or pull the switch in the corresponding direction. If you press ...

Mercedes-Benz M-Class Owners Manual
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Cleaning the wheels
Do not use acidic wheel cleaning products to remove brake dust. This could damage wheel bolts and brake components. Do not park the vehicle for an extended period straight after clean ...