The ECM is located on the right front fender,mounted where the fender & radiator support come together.
It has a plastic cover surrounding it & 3 big wire connectors going into it.
where is the oxygen sensor located on a 1997 Chevrolet lumina
On the bottom/back of the engine
green
Mounted on top of the tank.
It is located on the firewall right behind carborator.
Maybe a bad valve
Check pressure At idle 13-20 psi With ignition on and not running 23-31 psi
if you have the module off take it to a parts store(autozone/advanced auto,or whatever you have around your location) they should be able to test it for free. you may also want to check your pick up coil/coil and distributer.
The absolute location is 29 degrees north and 31 degrees east.
The answer depends on the location of the two and their genders.
oil w/ filter 4.5qts tranny (automatic) 7qts gas 20 gal coolant 12.4qts
facing the car it is on the bottom right side. Turn the vavlve counter clockwise and pull out.