A vacuum leak can cause a variety of drivability issues in your vehicle. Here's how you can isolate the leak and the steps you should take to fix it.

Once upon a time, you could diagnose the culprit of your Mazda MX-5 Miata's check engine light with a paperclip. We now use OBD-II technology for that.

Most modern cars aren't vulnerable to hotwiring, but that doesn't mean they're completely safe from theft. Protect your ...

Want to improve your ride without breaking the bank? These highly rated practical upgrades are perfect for auto enthusiasts ...

Taking your car to the mechanic is convenient, but it isn't always the cheapest. Diagnosing your car yourself, for example, can save you a lot of money.

Since modern automatic transmissions are generally seamless, any noticeable symptoms are important warnings that should prompt an immediate diagnosis.

Back then, engine tune-ups relied on how the vehicle felt and responded, judged purely by the senses. These days, servicing ...

Analysis by automotive diagnostics app Carly has found that around one in four 12-volt car batteries could be in poor condition and at risk of failure.