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

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.

Gas-powered internal combustion engines need spark plugs to (literally) ignite and complete the combustion stroke, enabling the motor to produce power. They may seem unusual to the untrained eye, but ...

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.

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