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 ...

Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. Spark plugs are the heart of your car’s ignition system. If yours are worn out, ...

It's not generally necessary to replace spark plugs and ignition coils at the same time, although it could make the process ...

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

A gas engine needs fuel, air, and spark to get its internals chugging along. Take any of these out of the equation and the engine will have a fit. While the automotive industry shifts toward fully ...

Spark plugs are not designed to last forever and at some point they’ll reach their life ending due to carbon deposits on the tips or a crack in the ceramic insulation. Replacing them is an easy task ...

Unless your car is hard to start, idles roughly, accelerates sluggishly or gulps gasoline, you’ll probably get little benefit from replacing the spark plugs before the time or mileage interval ...

Spark plug fouling can be caused by dirty injectors or overly-rich fuel/air mixtures. Keeping up with maintenance and ...