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

Michelin’s SmartWear system joins the AI race in tire tech, aiming to replace legacy monitoring tools and improve vehicle ...

Since tire pressure sensors use non-replaceable batteries, they need to be swapped out, but do you have to do this each time ...

Modern cars rely on a dense web of sensors to manage everything from fuel delivery to collision avoidance, and when one fails ...

Traditional tire monitoring systems often rely on pressure sensors or mileage-based estimates, which do not capture inputs like braking intensity, vehicle load, cornering forces and other dynamic ...

The braking system is the most important safety feature on a car, and the brake warning light never comes on for no reason.

My 2020 Toyota Highlander (38,000) had routine service at a local dealership. The manager told me I had an oil leak but was 5 ...

TULSA, Okla. — Old, worn tires put your safety at risk, but the price of new tires can lead to sticker shock. Consumer Reports tire experts share when to replace your tires and how to save money while ...

GREENSBORO, N.C. — A new set of tires can really make your wallet much lighter. Even if you're buying budget, you're looking at $200 to $600, a set of mid-range tires is $400 to $1,200, and high-end ...

When you sit down and do the math, electric vehicles, or EVs, tend to be more expensive than their traditional combustion engine counterparts, in the long term. That could be a real turn-off since ...

Deciding whether to patch or replace a flat tire depends on the size, location, and severity of the damage. Small punctures in the tread area (less than 1/4 inch) can often be safely repaired, while ...