Q: How to remove and install PCV valves on Ram 1500 and Dodge Ram 1500?
A: For a 3.7L engine, the PCV valve is located at the rear of the left cylinder head. Detach the hose, unscrew it, and remove the valve. On a 4.7L engine, the PCV valve is at the top rear of the left valve cover. Detach the hose and remove the valve with a screwdriver. For 5.7L and 6.4L engines, the PCV valve is placed on top of the intake manifold.