If you build engines, tune cars, or even just like mashing your foot on the throttle with conviction, you’ve probably heard ...

Can you remove an O2 sensor with a standard wrench? Learn when you need a special socket, what's in a kit, and how thread ...

The National Highway Traffic Safety Administration issued multiple recalls for vehicles last week, including notices for over 5,000 Dodge and Alfa Romeo vehicles and nearly 2,000 Mercedes vehicles.

Want to extend your car battery's lifespan? Switch off accessories, avoid long stationary periods, and protect your battery ...

Alternators have been commonplace in cars for decades now, but they weren't always the preferred option for powering the electronics inside your vehicle. Here is when the alternator was introduced to ...

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the ...

Chassis Ears are a set of microphones you attach to a car so you can listen to its parts flex while being driven. They can ...

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

Growing customer use of artificial intelligence (AI) alongside the continued draw of live sports and major gaming releases has resulted in record levels of data consumption across the networks of ...

In mid-December 2025, an image (archived) circulated online purportedly showing U.S. President Donald Trump using a walker as a mobility aid. Keith Edwards, a Democratic political strategist, posted ...

Popular robotaxi company Waymo has issued a voluntary software recall after its self-driving vehicles illegally passed stopped school buses in Texas, raising safety concerns. According to company ...