your neon sputters from old spark plugs and plug wires. i changed both and problem went away.
the fuel filter has been changed.
Most times with fuel injection it is in the tank and gets changed with the fuel pump.
This means that your vehicle is missing on cylinder 3. You will need to have your coil changed to fix this problem
check the vacuum hose which goes to the MAP sensor, $4 part.
Did you get the alternator tested?
Dependency injection is a phrase that is relevant to computer science. It is a software design pattern that allows code to be changed at run-time or compile-time.
A mutation.
Late 1987 is when GM. changed fuel system to fuel injection.
change your oil and oil filter if this does not solve your problem ask again
Plugs, plug wires, vacuum hoses.
Sounds like maybe you have a fuel problem...the fuel pump, and the fuel pump relay would be the first thing I would check.