Question: I have a 2006 Kia Sedona, and it randomly misfires roughly once for every week of normal driving and once after each carwash. When it happens, I pull over and shut off the car. Then, I turn ...

We earn commissions from purchases you make using links in our articles. Learn more. You’re likely aware that in order to keep your vehicle running in great shape, you’ll need to replace the spark ...

While working with our 4.6 GT open-track project car, we came across one of those "gotcha" situations begging for a bit of explanation. Admittedly, it's a simple matter of using the correct spark plug ...

Your Corvette's ignition system has a very direct effect on performance. Aftermarket ignition systems like those from ACCEL and MSD have never been more reliable. Have you looked at your Corvette's ...

No two racecars are exactly the same. We all have our own little quirks or favorite ways of doing things that make even tube-frame cars from the manufacturer a little bit different. Changes to the ...

An ignition coil takes voltage from the battery and multiplies it to create a spark at the spark plugs, which in turn ignites the engine. Cars have been using some form of the coil ignition system for ...