See also:

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

Opening
You can open the trunk lid/tailgate automatically using the SmartKey or the handle in the trunk lid/tailgate. •► Press and hold the button on the SmartKey until the trunk lid/tailgate ...

Frequencies for the garage door opener
The radio type approval number and the frequency range for the garage door opener can be found on the Internet at: http://www.mercedes-benz.de/betriebsanleitung. ...