The oil relief valve is a spring,check ball,and roll pin made into the oil pump.If your relief valve is in doubt replace the whole pump (less than $20.00) It's cheap insurance.
PCV valve is located under the hood, center, upper engine area, mounted in intake manifold.
Where is the oil filter located on a 1991 toyota pickup
the PCV valve is located on the valve cover of a 1991 Regal Custom. It is plugged in and can be easily changed.
it doesnt have one!!!!
The PVC valve for a 1991 Skylark should be located on the top of the valve cover. It is a plug in type, twist and pull to remove.
on the valve cover
It is inside the alternator.
The 1991 Geo Metro EGR valve can be located on the air cleaner housing. The valve will be on the back of the housing.
YOU can't. It don't have 1
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mounted on the trans
The engine is a 4zd1, 2.3L, 5 speed, rwd, 8 valve.