2004 pt cruiser turbo stalls
 

I have a 2004 Pt Cruiser turbo that I've have for a year now and it has been stalling out for the past 8 months, I've takin it to two different shops and noone can find anything worng. I've changes the plugs, wires , air filter, IAC, Throttle piston sensor and i am now about to change the fuel pump. It started stalling while in park but that stopped when i changed the IAC, now it stall when i drive alot in a day or drive a long distance like 30 miles. can anyone help me with this problem?

what are the codes in the computer?

i get codes p0508,0522, p0032, p0038 and p0521 right bnow.

with all those codes and they cant find anything wrong with it?? really?
P0508-IAC VALVE SENSE CIRCUIT LOW
P0522-OIL PRESSURE SENSOR LOW
P0032-O2 SENSOR 1/1 HEATER CIRCUIT HIGH