Cylinder misfires can turn a smooth commute into a rough, fuel‑wasting slog, and they almost always leave a trail of diagnostic clues if you know where to look. I focus on four of the most common ...

I have a 2002 Ford F150, 2WD, 4.6L V8, Auto Crew cab. At approximately 45,000 miles, I had several plug coils fail. The failed coils caused a considerable shake in the engine, occurring at all engine ...