S197 Mustang GT (2011-2014)
2014 5.0 Coyote, 6 speed, 92k miles
please please please please help me!
CEL CODES MISFIRE ON CYLINDER 1 AND 6
Randomly, while driving, you can feel the car lose probably 60-70hp, and a few minutes later you’ll gain it back and feel it. I’ve noticed, the CEL will start flashing and this is...