Originally Posted by farmert

Your 01 will have an electric fuel pump, turn the key to the run position, and check the fuel pressure at the schrader valve on the fuel filter. You can check it with a cheap pencil type tire pressure tester. I think you should have 40 lbs or better. If you don't have something around this pressure, you will know it is something in the fuel system, ie the pump, restriction in fuel line, power to fuel pump ect. You might get more answers if you posted in the Superduty 7.3 section.