Closing the windows and glass sunroof/panoramic glass sunroof

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

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    Signal tones
    When approaching an object, an intermittent tone is sounded that indicates the position of the object. For example, if an object is detected to the left rear of the vehicle, a signal tone sounds ...

    Thigh support
    Pull the lever at the front of the seat and adjust the thigh support. ...

    Under the Hood
    The 640i is powered by a 315-horsepower, turbocharged 3.0-liter six-cylinder engine. Its peak torque rating is 332 pounds-feet. BMW cites a zero to 60 mph time of 5.5 seconds for both the coupe an ...