got a 93 gt with rough idle. and it fall on its face in gear but not neutral .have changed plugs wires ,msd cap and rotor, and fuel filter. any ideas would be great cause this is gettin agravating. THNX
Did you change the IAC? It might need to be changed out. I don't know that it will fix your problem, but it could. It sounds like everything else was changed. You might want to make sure it is timed correctly. Something is off for sure if its popping.