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 ...

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 ...

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 ...

Spark plugs that haven't been changed for a long time can become one with the cylinder head. Fortunately, it's possible to repair damaged threads instead of scrapping the head. (Photograph by Chris ...

Today, spark plugs are pretty easy to forget. In new Corvettes, theyseem to last forever. That wasn't the case years ago and, frankly, sparkplugs are often critical when it comes to performance and ...