well all i put that new fuel pump and scrrener in and a fuel filter 2 weeks ago, went and filled up today at Swifty gas and now truck runs like ****. if you jar down on it it spits spuuters shuts off hesistates, ic hanged filter again and still doing it. i hope its jsut bad gas but the truck run like complete ****. tomm im gonna change plugs, change oil and ****. what could htis be just bad gas that needs gone or plugs or what?