You may have heard about your engine's coil pack but not understood what it does. It's actually a critical component for making your engine run.

It's the end of the road for my 2007 BMW Z4 3.0si and me. We've had a (mostly) wonderful five years together, but the truth is, I just don't drive it enough to justify keeping it around. Between ...

Side gapping your car's spark plugs could result in some modest performance gains. Here's what it means, how to do it, and why it works.

Here's an overview some of the major electrical issues to watch out for and learn how to prevent them from happening.

Appliance pros explain the importance of keeping fridge coils clean, plus how—and how often—to complete the task.

At the HOT ROD How-To section, you’ll learn how to make improvements to your own special hot rod, drawing from the DIY knowledge of the HOT ROD team to learn more about how-to make more power from ...

Even if you're not a pro or DIY mechanic, you know an engine idle ticking sound is a cause for concern. As a long time ...

The alternatives are buying used, or keeping the car you own for longer. The question many drivers have at that point is how ...

The Mazda RX-8 is a love-it-or-hate-it sports car with a unique rotary engine. Despite reliability issues, it's poised to ...