See also:

Distance to back of head: electrical head restraints
The head restraint is automatically repositioned when the shoulder support is adjusted. ...

BMW X5 xDrive35d: Maintaining the Benchmark with BMW Advanced Diesel Technology.
The BMW Advanced Diesel X5 xDrive35d was introduced to the United States as a 2009 model, and despite increased competition remains the fastest, most fuel efficient diesel-powered vehicle in its c ...

Switching on/off
Press the button. ...