Car Problem Reports

Mercedes-Benz GL450 Oil May Leak From PCV Vent Housings and Inspection Plates

 
Mercedes-Benz GL450 Problem
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Model Years Affected: 2007, 2008, 2009, 2010

Average Mileage: 64,980 mi (39,555 mi - 111,288 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.