Mercedes ML GL OM642 Significantly Improved Fuel Economy After Replacing PCV Valve

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Added 3 years ago by MiAmigo

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In this video I explain to you the dramatic improvement that I am now seeing in my 2011 ML W164 Mercedes-Benz with OM642 V6 Diesel Engine after I replaced the PCV Valve. Specifically my vehicle is a 2011 Mercedes ML300 W164.

If you want to see specifically, how to replace this valve then you will find the following video useful:

https://youtu.be/Q5uQuunUeuI

Category: 722.6

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Mercedes ML GL OM642 Significantly Improved Fuel Economy After Replacing PCV Valve - ML350 GL350

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