9-3 Sedan, Cabrio '04+, Combi, 9-3X Workshop
I've had an intermittent cylinder 6 misfire for what seems like forever now. I replaced it, and the problem went away for a little while. I swapped it with the coil pack from number 4, and that worked ok for a little bit, but then it came back with misfires on 6,5,4,3,2, and a code for random...