Yes they did.#4 cylinder.Plug,coil and injector all changed out new.Plus a new fuel filter.

I have a 2007 F150 with 90,000 miles. I have been having some miss firing off and on for a couple of months.Figured I better have it looked at. I took it to the first garage ( non dealership ) to have it looked at.They ran a diagnostic check on it and found it indicated there was a problem with...