Ignition coils sit at the center of every gasoline engine’s spark, yet they usually stay invisible until something goes wrong. When a coil starts to fail, the symptoms can look like fuel problems, ...

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 ...

We may receive a commission on purchases made from links. Is your car misfiring, having trouble starting, or idling rough? Are you wondering if the problem is one of your coil packs? If you're like ...

As the head of General Motors continues to get grilled by Washington lawmakers regarding a massive vehicle recall that's linked to several deaths, a Maryland woman said she knows all too well the ...

A windings road:It all starts with the concepts of inductance and electromagnetism. Inside an ignition coil there are two sets of wire windings (aka coils, that's why it's called a "coil," get it?).

You want a tough-looking pickup that won’t drain your wallet, but appearances can be misleading. […] ...

Ignition coils play a crucial role in a vehicle’s ignition system. They serve to convert the battery’s low voltage into the high voltage necessary to fire the spark plugs. If there’s any malfunction ...

Engines need spark plugs to burn their air/fuel mixture, and the spark plugs need a jolt of electricity to do their work. Older cars with conventional distributor-based ignition systems did it by ...

The ignition coil in C1, C2, and early C3 Corvettes is truly an amazing little device. An ignition coil is a type of pulse transformer that multiplies the low voltage received from the battery or ...

Hinckley Triumph motorcycle owners have been complaining about ignition coil failures. In Triumph Ignition Coil Replacement Part 1 of this two-part series, we described a coil replacement on a Triumph ...

Kenosha, Wisconsin's Dave Miracle has been into cars since high school. Like many of us, he took time off to raise three kids—that is, until he discovered a bare-bones 1966 Chevelle that had laid ...