Code 44 is an Oxygen sensor code meaning exhaust is to lean. Replace Oxygen sensor. Then clear codes. This should solve the problem.
Trouble code P0401 means:Exhaust gas recirculation flow insufficient detected
the 1984 cutlass had a computer but not to the extent of todays cars, I really don't understand your question.
That code is a transmission slip same code came on with my 96 Cutlass Supreme
Check your RPO codes. If it has an U75 than it had a power antenna. If it has RPO code US6 it has a painted fixed antenna. There was only one style power antenna used from the factory.
Code 23 is manifold air temperature.
Go to Auto Zone's web site and type in Engine Trouble Code. They have a list for your vehicle and explains how to.
Possibly, try it for 5 minutes. Won't do any good unless you repair the problem. It will just come back on.
Code 23 is manifold air temperature. You need to have a shop diagnosis the problem so that you do not replace good parts.
Code 42 on an Oldsmobile Cutlass Ciera means you have a faulty ignition control module. You should inspect all electrical connectors to ensure they are tight.
There are several ABS trouble codes for a Chevrolet automobile. The most common ABS trouble code is; error code 628.
Trouble code P0753 means:Shift solenoid A electrical
Trouble code P0780 means: Shift malfunction