Posted 7/21/2021 22:57 (#9122624 - in reply to #9122535) Subject: RE: 7.3 diesel Ford Powerstroke
I would do the simplest things first, check the vent line on top of the fuel tanks. I had a restriction from dirt and debris. It wasn’t letting enough air in the tank. First try removing/loosing the fuel cap and hit the road and see. My 7.3 did this.