Quote Originally Posted by kcfocus1 View Post
If your oil pressure sending unit is bad or the connection is?????? The truck is designed to kill the fuel so the engine doesn't seize from lack of oil.
That's a good thing to check, it very well could be the cause, you can pull it out and jump the 1st and 3ed pins(I think) and the fuel pump should run at all times, even with the key off. Try jumping that sensor, and see if it doesn't fire off.