Car Problem Reports

Mercedes-Benz CLS500 Oil May Leak From PCV Vent Housings and Inspection Plates

Mercedes-Benz CLS500 Problem
7 Reports
Me Too

Model Year Affected: 2006

Average Mileage: 52,031 mi (48,000 mi - 60,000 mi)


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.

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