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How To Replace Your Car's PCV Valve (And Why You Might Want To Every 4-5 Years)
One such vital part that helps deal with gas that finds its way into the crankcase is the PCV valve — or positive crankcase ventilation. According to J.D. Power, the PCV valve has been a part of ...
Cars8y
PCV Valve
Separating the crankcase from the intake manifold, which is a source of varying air pressure, the PCV valve maintains the optimal level of vacuum in the crankcase to extract the products of blow ...