R Randy Watson New member Oct 21, 2010 #1 My emission light comes on. O'Reilly ran the code and it says # one cylinder misfiring. I replaced the sparkplugs and it is still the same code. What should I try next? The wires are also new.
My emission light comes on. O'Reilly ran the code and it says # one cylinder misfiring. I replaced the sparkplugs and it is still the same code. What should I try next? The wires are also new.