Problem Reports » Oil May Leak From PCV Vent Housings and Inspection Plates

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Mercedes-Benz CLS500

 

Report: Oil May Leak From PCV Vent Housings and Inspection Plates

Mercedes-Benz CLS500 Problem
5 Reports
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Model Year Affected: 2006

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

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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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  • Visitor, 2006 Mercedes-Benz CLS500

    My engine oil started leaking from the driver side...plus it makes my car too slow to pick up gas....im so dissappointed with mercedes cars...:( ....most of mechanics cant find the problems with my car....

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  • jrmacm, 2006 Mercedes-Benz CLS500, 48,000 mi
     Rookie

    oil leak near PS res drivers side

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  • CBBMercedes, 2006 Mercedes-Benz CLS500, 48,000 mi
     Rookie

    Oil leaking from inspection plates on the front of engine. A technician indicated that it may be a rear main seal oil leak, which seems premature for a car with only 48,000 miles. My engine light is now on, hence I will call the dealership.

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