When the check-engine light snaps on, it is not a suggestion, it is your car’s way of saying something in the powertrain or emissions system needs attention. I see it as an early warning system that ...

At just 4,950 miles, this 2025 Ram 1500 started losing dash information and throwing warnings that came and went, leaving its ...

Engine cylinders can misfire for many reasons. There are four causes in particular that you should be aware of; here's what you can do about them.

"We are telling policy makers the warning lights are on," Exelon CEO Calvin Butler told Diane Brady at Fortune Brainstorm AI ...

Place a thermometer inside a glass of water, place the glass on the middle shelf of the refrigerator and let it sit for at ...

Ignition coils last far longer than spark plugs and only need replacement when symptoms appear. Here’s how to tell if coils ...

Judging long-term reliability in modern cars isn’t easy. Vehicles today are rolling computers, packed with sensors, software, and complex electrical systems. Problems don’t always show up immediately.

Freeze plugs prevent engine coolant from leaking out. One of the first signs that they'll need to be replaced is often a ...

Regardless of your preferred way to do maintenance on your car, DIY or by a professional, there are a few good timesavers, ...

Here are 2025's most popular questions and answers from The Journal's Car Doctor column, from rotating tires to oil changes.

Heavy duty diesel engines are designed for long hours and extreme loads, but even the toughest systems fail without early ...

An Air India flight from Delhi to Mumbai recently experienced a mid-air engine failure. This article explains what happens when an aircraft's engine fails during flight.