There was a TSB (Technical Service Bulletin) on some make of car of the pcv valve hanging open, leaning the fuel/air mixture, and causing misfire. A pcv valve is very cheap. Change it and see if there is a positive result.
There was a TSB (Technical Service Bulletin) on some make of car of the pcv valve hanging open, leaning the fuel/air mixture, and causing misfire. A pcv valve is very cheap. Change it and see if there is a positive result.