It's actually integrated into the valve cover. The water ports and tiny pin holes are notorious for clogging and the intakes fill up with chocolate milk colored slime. To clean properly will require a new valve cover set and a lot of patience. Sometime worth the $150 to just buy a new valve cover. Don't for get the rubber hose on valve cover to, and be very careful of the little plastic nipple on intake box that the hose connects to as the become EXTREMELY brittle.
There isn't one on the 2.2l ecotec
To replace the thermostat on a 2002 Cavalier 22 Ecotec, drain the radiator and remove the upper hose assembly. Replace the thermostat and refill the radiator.
In/out hose located on valve cover (fresh air) Dirty air sucked in through breather hole on manifold
Draft tube or pcv system.Draft tube or pcv system.
It is a filter for the pcv system.It is a filter for the pcv system.
PCV valve is under the induction system
The PCV valve is on top of the valve cover. Should be a hose connected to it.
It does not have a pcv valve. The system uses a fixed orifice in the rear elbow on the valve cover.It does not have a pcv valve. The system uses a fixed orifice in the rear elbow on the valve cover.
No PCV valve on this engine. Has "PCV system". Hose from valve cover to throttle body. Nothing to replace.
I would say that my 1998 S-10 does not have a PCV valve, at all, anywhere.
Your PCV valve ( or PCV system ) could be plugged ( positive crankcase ventilation )
There is no pcv "valve" on the 2.2 but the pcv "system" keeps oil from getting into the intake. I'm trying to fix my 2.2. Oil everywhere.