You may have a cracked flex plate.
It is not an oil level sensor it is an oil pressure sensor. It just unscrews.
either your shift sensor is bad or the tranny is shot
if your pressure on the low side is ok which is 25lb to 45lb then check your low pressure switch if the pressure is too low then the switch wont close there for the current wont go to the relay there for it wont be powered.
I also have a 92. In my case, it was a clip located on the window itself. I was told I would have to replace the entire window in order to rectify.
First of all if the engine starts and does get warmed up check to see that the upper hose is nice and hot. If NOT then check your thermostat as it may be open. If the engine is hot then check the two heater hoses that go to the firewall. They should be hot also. That is BOTH should be hot unless ...
Plugged or dirty radiator? Cooling fan not working? Bad radiator cap? System airbound? Hoses collapsing under pressure?
It sounds like you have water in your distributor or your spark plug leads are wet. Spray your motor electrics with a water dispersant.
It sounds like your vehicle lost electic power, could be caused by a faulty ignition switch, or loose battery cable. Could also be a bad crankshaft position sensor.
If the transmission won't shift out of first gear on a 1992 Buick Roadmaster, it could indicate the transmission gears are seized. It can also indicate a low fluid level.
it is on the driver side in the intake manifold. Pull the metal hose out and there is a very short rubber hose between it and the pvc, pull it out and and you'll have it. I found it by tracing the schematic drawing on the frame.
you shouldn't have any problems as long as all the sensors and wiring are the same or switched to new motor.