Close the windows and glasssunroof

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

    See also:

    Service and Warranty Information Booklet for US models and Warranty and Service Guide Booklet for Canadian models
    Please consult your Service and Warranty Information Booklet for US models and Warranty and Service Guide Booklet for Canadian models for additional information on service requirements. Mainten ...

    BMW EfficientDynamics: More power, less fuel consumption
    With high-performance engines, superior suspension technology and an extremely torsion-resistant body, the new BMW 3-Series is building on its position as the sportiest sedan in its segment. It is ...

    With the Professional navigation system: Split screen
    General informationAdditional information, e.g. from the computer, can be displayed on the right side of the split screen. This information remains visible on the split screen even when you change ...