When most drivers turn the key or press a button to start their vehicle, they’re probably not mentally going through everything that needs to happen in order for their engine to start. And while the ...

Checking, replacing and maintaining your spark plugs is actually one of the easier and most affordable car-maintenance jobs you can do in the comfort of your own driveway — that is, if you don’t screw ...

Replacing your spark plugs is important and usually a fairly simple process, but if they seize in the cylinder heads it's an ...

In this video, I show you how to test spark plugs and coils on any car, even if the spark plugs are recessed or hard to reach. Whether you're troubleshooting engine misfires, poor performance, or bad ...

It might seem like a simple task to some, but spark plugs can often be overlooked during routine maintenance. Checking them is just as important as changing your oil. Not only do fresh, properly ...

I bought a 1996 Toyota Land Cruiser last year. A “code PO306” for “cylinder six misfire” was found by the local Toyota dealer. He swapped the plugs between cylinders five and six, and the misfire ...