See also:

Removing the towing eye
Loosen the towing eye and unscrew it. Attach cover 1 to the bumper and press until it engages. Place the towing eye in the vehicle tool kit. ...

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

Mercedes-Benz M-Class
With the 2012 M-Class, Mercedes brings the comfortable, luxurious driving experience of its flagship S-Class sedan to its most popular SUV. If you don't like to be disturbed by the world around yo ...