Close the windows and glass sunroof

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

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    Overview
    The premium compact BMW 1-Series is already synonymous with driving pleasure. Now, the second generation offers state-of-the-art engine and suspension technology, further improvements in fuel effi ...

    The concept
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    Communication
    All of the options available to you for mobile communication with family, friends, business partners, and service providers are described in this chapter. ...