On a 2004 Chevy Avalanche, the PCV (Positive Crankcase Ventilation) valve is typically located on the valve cover. You can find it on the driver's side, near the back of the engine, connected to a rubber hose. To access it, you may need to remove any covers or components obstructing your view. Always refer to the vehicle's service manual for specific details and guidance.
To remove the PCV valve from a 2004 Chevy Avalanche, first locate the valve, which is typically found on the valve cover. Disconnect the hose attached to the PCV valve, then gently twist and pull the valve out of its socket. If it’s stuck, you may need to use a pair of pliers. Once removed, you can install the new valve by reversing the process.
I was told on 2008 avalanche, should be same on 2007 (not sure) to replace the whole left side valve cover. The PCV is build in in cover ?
where is the PCV valve located on a 2004 chevy tahoe
Where's the PCV valve located on a 2004 Toyota Sienna van
were and how do you change a PVC valve on a Chevy avalance
The PCV valve on a 2004 Volvo S40 is located on the engine crankcase. It is a small rubber valve.
Remove the PCV valve retaining screws. Remove the PCV valve hose. Reverse the process to install the new PCV valve.
The 2004 Nissan Xterra PCV valve is located on the outside of the air cleaner housing. The PCV valve can be found on the back of the air cleaner housing.
Any constant vacuum source.
You did not say what size engine but in most cases the PCV valve is in the valve cover.
The PCV valve on a 2004 Ford Taurus should be on the left side of the engine. It plugs into the valve cover at the rear of the cover.
The PCV Valve is located in the Vaccum line above the alternator.