my 93 F250 is warmed up, it will stall on heavy acceleration

Question: after my 93 F250 is warmed up, it will stall on heavy acceleration and heavy brake more often. Check Engine light is on. Already Tried: I have replaced the following: fuel pumps, fuel regulator, fuel filter, ignition module,distributor, stator, plugs, wires, cap and rotor Answer: The first thing to do would be to check for codes. This can be done without a scan tool. Here are the instructions. Let me know what codes come up and we will move to the next step.