Fuel cap

See also:

Brake assistant
When you apply the brakes rapidly, this system automatically produces the maximum braking force boost. It thus helps to achieve the shortest possible braking distance during full braking. This ...

Active seat ventilation
Switching on Press the button once for each ventilation level. The highest level is active when three LEDs are lit. Switching off Press the button longer. The LEDs go out. ...

Going & Stopping
The 750i gets a new V-8 engine for 2009 that's smaller but makes more power than the previous engine — 400 horsepower, to be exact. It's the same engine that delighted me in the X6 xDrive50i, and ...