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screw leak
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  1. ///M3 Forum
    I've been chasing this oil leak now for over a year. Finally gave up and took it to the $tealer. The tech claims that there is a screw plug in the back of the cylinder head that's the cause of the leak. It's #14 in the diagram below. 14 Screw plug M16X1,5 2 07/2006 11127830466 Of course...
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