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

This video documents the first real-world test of a Dodge Hellcat Redeye after an unexpected K24 engine swap, replacing its original V8 with a turbocharged Honda four-cylinder. It covers road driving, ...

Ruben Moreno, a master technician at Broadway Tire and Automotive, said that cold weather can take a toll on several key ...

Last year, I bought a new 2025 Acura RDX SH-AWD. After 5 months and 1,500 miles, all the dashboard warning lights activated ...

Two cars will have the 890cc inline three cylinder, fuel injected engine. Drivers will be able to back-to-back test against ...

No smoke machine? No problem. Learn how to check for engine vacuum leaks using visual cues, soapy water, and DIY tricks to ...

A Kia Telluride owner says she sold her SUV in exhaustion after two full engine replacements in a single month resulted in a ...

A new kind of scam uses a bit of engine oil and a lot of deception.

Your car's battery is an essential component that many drivers simply don't think about much, but some simple steps can help ...

In the market for a used car? With used car prices still at historic highs, it’s more important than ever before to be ...

From the legendary 2JZ to the workhorse 22R, we rank Toyota's most reliable power plants based on real-world longevity and ...

A 2025 Honda CR-V Hybrid with only 4,200 miles is leaking oil and vibrating? One owner is already "ready to trade it in" ...