See also:

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. ...

General notes
The Lane Tracking package consists of Blind Spot Assist and Lane Keeping Assist. ...

Information about electronic data acquisition in the vehicle
(Including notice pursuant to California Code § 9951) Your vehicle records electronic data. If your vehicle is equipped with mbrace1, data is transmitted in the event of an accident. This info ...