A battery in a traditional car cannot directly create engine spark. It’s only rated at 12 volts, after all, so it needs a little help boosting the signal to the spark plugs. To make that happen, a car ...

Sudden misfires feel like the engine just lost its rhythm, yet the real drama often starts inside a failing coil pack. When ...

Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong ...

We’re obviously not talking about a jammed semi-automatic or dud ammo, but an engine misfire is fundamentally the same thing. A cylinder supposedly filled with compressed air and fuel—akin to ...