Trailer towing

- Drive in the middle of the engine speed range on uphill gradients.
- Depending on the uphill or downhill gradient, shift down into shift range 3 or 2, even if cruise control or DISTRONIC PLUS are switched on.

    See also:

    Panic alarm
    •► To activate: press button 1 for at least one second. An alarm sounds and the exterior lighting flashes. •► To deactivate: press button 1 again. or •► Inse ...

    De-registering (de-authorizing) a mobile phone
    Mercedes-Benz USA, LLC recommends deauthorizating in both COMAND and the mobile phone. Subsequent authorization may otherwise fail. To call up the telephone menu: press the function button ...

    Winter driving
    Important safety notes WARNING   If the vehicle becomes trapped in snow, ensure that snow is kept away from the exhaust pipe and from around the vehicle as long as the engine is running ...