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

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

Changan’s R05E prototype achieves first ignition, signaling renewed interest in rotary engines but for a wilder application.

From recent crash test ratings of Maruti cars, teasers of upcoming SUVs, to Tata’s upcoming EVs, check out all the key ...

During cold weather, your vehicle may require twice the amount of current than normal to get the engine to start.

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 ...

What a Tennessee man thought was car trouble turned out to be a secret passenger under his hood — a long, yellow python that ...

From a new V3 Honda engine to Toyota’s latest Hilux, these are the biggest stories in car news today.

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

Performance upgrades to the Dark Horse extend beyond the engine. The car rides on Ford’s MagneRide hydraulic dampers and has a stiffer suspension tune with larger anti-roll bars, as well as a strut ...

Some of the most likely causes of a car heater blowing cold air include low coolant, contaminated coolant, a faulty heater ...

The Abarth 600e is one of the firm’s latest go-faster electric vehicles, but how does it feel on the road? Jack Williams ...