PCV ( Crank case ventilation) Valve in an engine is used to take away the blow by gases from the engine crank case and neutralize the gas pressure. Is your engine acting up? Poor performance, rough ...
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Here's How A Bad PCV Can Ruin Your Engine
We don't mean to be the harbingers of doom, but it's unwise to keep driving if your car's engine has a malfunctioning positive crankcase ventilation (PCV) system, particularly a bad PCV valve.
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