Howdy,I have 99 diesel,Jusat insalled aBD aux. lift pump and their race computer.Today, twice while I was driving,the motor just shut off,including all electronics.I had to press in the clutch and It restarted with no problem.Has anybody had this problem.I don't know if it has anythiing to do with the mods or something else.Any suggestions would...Thanks

 

Try hooking your stock computer back up and see what that does.