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TOM
TOM 11/15/2010
2007 Buick Allure CX 6Cyl3.8L - Engine
LOCATION OF PCV VALVE
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  • MOONSTER_TOOLZ
    MOONSTER_TOOLZ 11/16/2010
    Usually PCV valve is mounted on top of the cylinder head cover. Examine the cover, and look for a hose that is connected from the cylinder head to the intake manifold. The valve is inside the cylinder head cover. PCV valve is usually replaced along with the service change of spark plugs.
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