Quote:
Originally Posted by AP
Its in the manual and therefore I believe that's something you should follow.(If bmw say so then do so as they will know the most the car as they built it)
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Yeah they build and drive millions of testmiles with them. Any advice you get from us normal car owners is mostly based on the personal experience with <10 cars witout any real knowledge of how the enigne was actually affected by how they used the cars.