What Causes A Mustang To Misfire?

Common reasons for this to happen: Faulty spark plugs or wires. Faulty ignition coil. Broken piston rings. Burnt or bent valves. What are 3 common possible causes of a misfire? What Causes a Cylinder Misfire? Faulty emissions system. Vacuum leaks. Failed ignition coil. Leaking seal or gasket. Faulty catalytic converter. Read more…