98 f150 4.2 v6 5 speed. Will start and run as long as i stay on the throttle. If i let off the throttle while the truck is not moving or clutch is depressed, it dies. Sometimes when i go to accelerate, or at partial throttle, it and feels like it's being choked but when i get on the throttle or I'm completely off the throttle, it runs just fine. I replaced egr and cleaned the tube as best i could but wasn't able to clean the entire tube. After doing this the truck cranked and started to idle like it supposed to, but soon as i started driving, the problem persisted again. I cleaned the IAC and…
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