[ykmalachi]

Replace the IAC......it could be your problem....I am dealing with the EXACT same issues. I have a straight pipe exaust. I have replaced damn near everything.
IAC
TPS
CTS
every vacuum line
Cleaned the fuel injectors by hand
Cleaned out the intake
Fuel filter
Ignition Mod
pick up coil
ignition coil
plug wires
plugs
checked compression 190/200/175/200
Oil is clean not milky
not blowing smoke
plugs are clean
Checked MAP
distributor cap
checked timing
swore alot
curse a few times
kicked the car
please let me know how your turns out. The only code I got was 14 or something....coolant temp sensor. I replaced it.