Learn why catalytic converters fail on modified engines and how proper tuning, fueling, and heat control can keep ...

Replacing a catalytic converter is an expensive proposition, so keep an eye out for the signs of a clogged or dysfunctional ...

That “engine cleaning” bottle sounds reassuring. But when it comes to sludge, more cleaning isn't always better.

See how a check engine light code can sometimes be investigated without using a scan tool and why this particular issue may ...

Vehicle engines churn out enormous heat, and without coolant level sensors, the consequences are catastrophic.

If the engine oil level gets too low, you're in trouble, but you probably know that already. What you may not know is how quickly your engine can seize up.

An OBD-II scanner can do much more than read check-engine codes. These five features can help you diagnose problems faster ...

Best malware removal for Windows, Mac, Android and iPhone in 2026, with free options and a step-by-step guide to clearing each one.

New polls show Trump below 40% approval as Democrats gain ground. Here's what it could mean for the 2026 midterm elections and a possible impeachment.

The check engine light has always been a bit of a gamble. Sometimes it’s a loose gas cap. Other times, it’s a four-figure reminder that modern cars are way more complex than they need to be. What’s ...

Researchers at Clarkson University have reported a breakthrough in tackling per- and polyfluoroalkyl substances (PFAS), a group of widely used "forever chemicals" that are difficult to remove from ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. This voice experience is generated by AI. Learn more. This voice experience is ...