Close the windows and glasssunroof

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

    See also:

    Parked-car ventilation
    The concept The parked-car ventilation ventilates the vehicle interior and lowers its temperature, if necessary. The system can be switched on and off at any external temperature, either directl ...

    Going & Stopping
    The twin-turbo 3.0-liter inline-six-cylinder that powers the X6 xDrive35i is the same engine that impressed us in the 335i and 135i, and it shows itself to be a capable SUV engine, too. Even tho ...

    Have maintenance carried out
    Have vehicles maintained regularly to achieve optimal vehicle economy and operating life. Have the maintenance carried out by your service center. Please also note the BMW Maintenance System, r ...