miss fire
2009 ford f150 lariat 4x4 5.4 triton 330 hp..
engine light came on after acceleration had it chked and said #8 cyl misfire replaced coil and plug accel coil oem plug same problem on acceleration light back on same reading... what next?
engine light came on after acceleration had it chked and said #8 cyl misfire replaced coil and plug accel coil oem plug same problem on acceleration light back on same reading... what next?

