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

We share the real reason why modern engines are failing in cars from Toyota, GM, Hyundai, Kia, and Nissan.We cover the major ...

It's no secret that AWD and 4WD vehicles are best for the winter, but when it comes to diesel or gas engines, which is better ...

We here at GM Authority get a lot of questions from owners asking about about the recent L87 GM engine recall, one of the most common of which is what happens when an affected vehicle passes GM’s ...

Car engines can present countless issues throughout your vehicle's lifespan, and some brands are known for internal problems more than others. If there's an issue with your engine, chances are a ...

One of the very first elements any automotive designer must consider is where to locate the engine. Whether it's a typical ...

It’s hard to imagine a world without cars as society has become so dependent on them since their invention. You likely drive a car every day depending on where you live (especially if you live ...

It's one of those questions you've probably never thought to ask, but the second you hear it, it's stuck in your head. Automakers have produced cars with three, four, five, six, eight, 10, 12, and 16 ...

For many people, driving is as simple as hitting the gas to go — for more engine power — and using the brakes to stop. But your motor can actually help slow you down in certain situations, too. It's ...

When most people think of diesel engines, they often picture heavy-duty trucks and locomotives — or they might recall Volkswagen's Dieselgate scandal – but diesel power actually made its passenger car ...