The pcv is located in the rear valve cover , partly covered by the plenum and intake , and hooks to the underpart of the plenum.
You can find the PCV valve beneath the MAP sensor located in the plenum at the right front of the engine.
It's on the back of the intake plenum.
Top, backside of the intake plenum.
The IAC valve is mounted on the upper intake plenum (manifold)
passenger side valve cover under the intake plenum
Under the intake plenum
Behind the intake plenum.
EGR Valve is located in the rear of the engine, on the passenger's side. To access, you must remove the intake plenum.
its in back valve cover at fire wall i removed the plenum from the intake manifold to get at it.
the pcv is located under the fuel injection plenum, towards the back of the engine as opposed to some newer models that have this valve located in the front of the engine on the valve cover
The PCV valve is located under the MAP sensor on a 1990 Pontiac Grand Prix. The MAP sensor is in the upper plenum.