Setting a speed

WARNING
Keep in mind that it may take a brief moment until the vehicle has made the necessary adjustments.
Increase or decrease the set vehicle speed to a value that the prevailing road conditions and legal speed limits permit. Otherwise, sudden and unexpected acceleration or deceleration of the vehicle could cause an accident and/or serious injury to you and others.

up 1 for a higher speed or down 2 for a lower speed. Press the cruise control lever up 1 for a higher speed or down 2 for a lower speed.
pressed until the desired speed is reached. Keep the cruise control lever pressed until the desired speed is reached.
The new speed is stored. Release the cruise control lever.
The new speed is stored.

deactivated if you Cruise control is not deactivated if you depress the accelerator pedal. For example, if you accelerate briefly to overtake, cruise control adjusts the vehicle's speed to the last speed stored after you have finished overtaking.

    See also:

    Traction
    Traction is the result of friction between the tires and the road surface. ...

    Opening and closing the hinged sidewindows
    The hinged side windows are operated electrically from the from the driver's seat. WARNING   Make sure that nobody can become trapped as you close the hinged side windows. If there is a ...

    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. ...