Differential lock

See also:

Selecting a station
You can select an HD Radio station in the same way as selecting a standard FM radio station. After setting an HD Radio frequency, you will briefly hear the analog station until the digital dat ...

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. ...

Driving
My biggest issue was with the E350's stiff accelerator pedal. I did most of my driving on icy roads, and that's not where you want to be abrupt with the gas pedal. Thing is, the pedal was so stiff ...