my 01 durango 5.9 R/T
#1
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i am having a problem with it backfiring and sputtering until i get to upper speed #1and#2 pistons misfiring i have replaced the AIC ,injectors,plugs and wires,distibutor,and the trans speed control i am thinking it is a engine controll issue ...and i have reset the power ram as well but after i rest the engine control computer ir runs good for like an half hour to an hour and then it goes right back to backfiring and sputtering...PLEASE HELP ME!!!!!codes it is throwing are 300,301305,307
Last edited by thorn982; 01-23-2014 at 06:33 AM. Reason: i need more replys