Not all spark plugs are created equal, and knowing which one your car needs can vastly improve your car's fuel economy.

Spark plugs come in many different types, but they also have many different heat ranges. Here's what that means, as well as ...

Spark plugs are necessary for gas-powered engines. However, they're not all the same, and they can come in different shapes ...

Spark plugs help you start gasoline engines and glow plugs do the same in diesel engines. But how do they go about providing that boost? And how do they differ?

Spark plugs are one of those maintenance items that, along with things like brake fluid and thermostats, are easily overlooked but extremely important to your car's safety, longevity, and performance.

It is best to replace spark plugs at the manufacturer's recommended interval, even if they appear clean. Batteries in tire pressure sensors are not replaceable; the entire sensor unit must be changed.

One of the main differences in regular maintenance between a gasoline and a diesel-powered car is replacing the spark plugs. While diesel engines rely on compression to create ignition, and thus ...