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Mercedes-Benz CLS55 AMG Problems

Engine Oil Leak From PCV Vent Housing and/or Engine Inspection Plate on Mercedes-Benz CLS55 AMG

Problem Description and Possible Solution

An engine Oil leak may develop from the PCV vent housing on the valve cover and/or the inspection plate on the front of the engine.

(1 person reported this problem)

Mercedes-Benz CLS55 AMG Vehicles With This Problem

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Average mileage: (–)
1 model year affected: 2006
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Brake problem? Or maybe a faulty head gasket cylinder?
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