change plugs on ford 1999 expedition it begon to skip
recheck your work. might have a loose wire. Did you use dielectric grease on both ends of the wires? Change the cap and rotor too?
Uhh, Tom it is distributor-less and doesn't have a cap and rotor. Maybe it is possible that you have the wires mixed up on either the plugs or the coils (if it is a 4.6).
Search Ford Expedition Questions
Ford Expedition Experts