Class Action Suit Filed Against Mercedes-Benz For AMG Engine Issues

A class action suit is being brought against Mercedes / Daimler AG due to alleged defects in the M156 V8 motor. The suit states that these defects are due to premature wear. The premature wear taking place as a result of the material used in the camshafts. The camshafts used are made of cast nodular iron. The valve lifters used however are made of 9310 grade steel. In the official complaint it is stated that the combination of these metals as designed is contributing to premature wear of the M156 motors. This can be due to improper heat treating of the metals or improper offset. The main sticking point is that Mercedes and AMG have known about this since 2007
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