See also:

Storing the ball coupling
WARNING Do not carry the ball coupling in the vehicle interior if it is not secured. Otherwise, you and others could be injured by the ball coupling being thrown around if you: brake shar ...

General notes
USA only: This device complies with Part 15 of the FCC Rules. Operation is subject to the following two conditions: 1. This device may not cause harmful interference, and 2. this device must a ...

Change of address or change of ownership
In the event of a change of address, please send us the "Change of Address Notice" found in the Service and Warranty Information Booklet, or simply call the Mercedes-Benz Customer As ...