My 2003 6.0l Was loosing I was haveing starting problems it would just take it a while to start. I had to go out and bid a fence job and on the way it was blowin more black smoke than normal then I noticed that it was looseing power well I got on the freeway and Got it goin it was runnin fine then i got off at my exit and stoped at the stop sign and had to put it in granny just to get movein then in 4th gear to the floor I couldnt go over 50mph so I slowed down to make my turn and it just shut down on me so I tried to get it to start agin and it wouldnt so I checked for a clogged fuel filter and the small filter on the hood was collapsed need help fast this is my main work truck.