Ok I have a 2001 Svt lightning it started to a couple days ago out of nowhere it just started to run like shit for a minute the wide band just goes blank it runs so lean then after a minute it will stop then come back on if I rev it up a few times it won't do it again it will idle fine I have checked for vacuum leaks none to be found I have replaced the iac valve and cleaned the maf still nothing please hell
