BMW 5 Series: Remove attached parts 
following use - Saving fuel - Driving tips - BMW 5 Series Owners ManualsBMW 5 Series: Remove attached parts following use

Remove auxiliary mirrors, roof or rear luggage racks which are no longer required following use.

Attached parts on the vehicle impair the aerodynamics and increase the fuel consumption.

    Remove unnecessary cargo
    Additional weight increases fuel consumption. ...

    Close the windows and glass sunroof
    Driving with the glass sunroof and windows open results in increased air resistance and raises fuel consumption. ...

    See also:

    Soft bottle holder
    Soft bottle holder CAUTION ● Do not use bottle holder for any other objects that could be thrown about in the vehicle and possibly injure people during sudden braking or an accident. ...

    Introduction
    Distance Alert is part of Adaptive Cruise Control and is a function that provides information about the time interval to the vehicle ahead. Distance Alert is active at speeds above approximately 18 ...

    Opening the traffic bulletins
    1. "Navigation" 2. "Map" 3. "Traffic Info" First the traffic bulletins for the calculated route are displayed. The traffic bulletins are sorted by their distance ...