Making adjustments in 1 mph (Canada: 1 km/h) increments

lever to the Briefly press the cruise control lever to the pressure point, up 1 for a higher speed or down 2 for a lower speed.
The last speed stored is increased or reduced.

    See also:

    Setting the airflow
    ► Turn the SmartKey to position 2 in the ignition lock. ► To increase/reduce: press the button. Vehicles with Voice Control System: when the Voice Control System is switched on, the ...

    Activation conditions
    To activate cruise control, all of the following activation conditions must be fulfilled: - your vehicle must not be secured by the electric parking brake. - you are driving faster than 20 mph ...

    Snow chains
    For safety reasons, Mercedes-Benz recommends that you only use snow chains which have been specially approved for your vehicle by Mercedes-Benz, or are of a corresponding standard of quality. ...