It is on the valve cover that's pressed against the firewall. The upper intake needs to come off to get to it, and the gasket on the uppert intake (plenium) will likely be replaced. Be sure to check the line running to the pcv for roting.
Its by the fire wall , right below the map sensor, be careful you will crack the hose.
do you mean the PCV valve? the PCV valve is located in the intake manifold
Yes. But they use different wire harnesses and ECM's. The 93 has less electronics than the 96 year Lumina's.
About $900
yes
It is in the valve cover.
under throttle body at intake
it depend on what parts. the 93 luminas are part of the first gen, and the 96 is second gen. some 93 luminas have the same 3.4 L DOHC(207 in
It will not run and will appear to be out of fuel.
It tells you on the dip stick.
under altandtor on intake
Most are locatedon back of your intake in the middle.