Q I recently took my '02 Chrysler minivan in for 100,000-mile service and was told that one of the spark plugs would not come out of the cylinder head. The shop tried, but it would only come out so ...

Spark plugs are typically the firestarters of an internal combustion gas engine. And when a spark plug goes wrong, it could potentially mean a host of problems like engine knocking, misfires, power ...

I've heard platinum spark plugs can get stuck in engines. Is this true? If so, is it possible to prevent? There has been a long-standing rumor, longer than the promised 100,000-mile lifetime of ...

Removing a broken spark plug can pose a significant risk to the integrity of your engine, particularly in Ford’s 3-valve ...

What are the causes of spark plug fouling in your car? What other issues can lead to it, and how can you work to remedy or ...

Q: My 2012 Honda Fit with 70,000 miles had a spark plug pop out. The spark plugs have never been changed. The mechanic said this is a common problem with lighter engines. Is this common? — R.M., ...