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

For an increasing number of people, the answer to that question is “Facebook Marketplace.”  Many car owners find that the ease of posting ad, the ability to verify buyers, and the ubiquity of Facebook ...

Cylinder misfires can turn a smooth commute into a rough, fuel‑wasting slog, and they almost always leave a trail of ...

Johns Creek offers quiet neighborhoods with busy streets. The city’s daily traffic varies a lot in the locality. Owning an ...

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 ...

These cars are easy to use on a daily basis, but old enough to offer more engagement and entertainment than many modern ...