See also:

Vehicle remote closing
If you forget to lock your vehicle but are no longer in the vicinity of the vehicle, it can be locked for you by the Mercedes-Benz Customer Assistance Center. The vehicle can be locked remotely ...

Setting the center air vents
Center air vent, left Center air vent, right Center vent thumbwheel, right Center vent thumbwheel, left To open/close: turn thumbwheels 3 and 4 up or down. ...

Driving with summer tires
Observe the notes in the "Winter operation" section. ...