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

2011 BMW 750 Review by David Thomas
As the 2010 7 Series ebbs into the 2011 with few changes, I spent some time driving the 750Li xDrive. That's BMW's long-wheelbase, all-wheel-drive version of its flagship sedan. While I was impr ...

System limits
Check the traffic situation as well PDC cannot serve as a substitute for the driver's personal judgment of the traffic situation. Check the traffic situation around the vehicle vehicle with yo ...