Engine cylinders can misfire due to problems with the ignition system, the fuel system, air and compression, or sensors and ...

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 ...

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 ...

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

A reliable indicator of the air quality in offices, classrooms, or living rooms is the CO2 content. In fresh air, the concentration of carbon dioxide is around 400 ppm. This stands for “parts per ...

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 ...

NYPD brass are using department cars to evade tolls while driving to work — even as thousands of furious commuters are forced to pay steep congestion-pricing fees, according to a whistleblower lawsuit ...

Patients are being warned to stop using some glucose monitors made by Abbott Diabetes Care after the company found malfunctioning sensors may be linked to hundreds of adverse events and several deaths ...

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 ...

With its sharply styled Corolla Hatchback, Toyota has created a car for budget-minded driving enthusiasts who appreciate excellent fuel economy. It stands out for its simple controls and standard ...

Think of a family of athletic brothers. All three clearly are of the same DNA, though spending time with them reveals discernible differences in style and ability. Such is the case with these three ...