How to determine whether your car has a loose gas cap—or a serious engine problem This is what the check engine light looks like. By Consumer Reports You’re driving along in your car or truck and ...

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

When the dreaded malfunction indicator light turns on, it’s not the end of the world. Here’s how to cope with an MIL! Whether you know a lot about cars or nothing about them, it's never fun to see the ...

As great as cars can be for getting where you need to go as quickly as possible, they have some drawbacks. Most notable are the repairs that tend to come along with them, which can be every bit as ...

Out of the many dashboard warning lights that illuminate when starting or driving a modern car, the service engine and check engine lights are most often misunderstood or intertwined. Compounding the ...

The costs of buying a new or used car have climbed in recent years, and so has the average repair bill. If a vehicle purchase or major repair isn’t in the cards (or budget), maintaining the health of ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. You’ll usually know when it’s time to take your car, truck or sport-utility ...

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 ...

Today’s cars and trucks are literally rolling test beds of technology, which has tended to make the days of the so-called shade tree mechanic and eyeball diagnoses of what ails a given model a distant ...

Think of motor oil as the life’s blood of your car’s engine. Checking it on a regular basis is a key part of keeping your engine running well and getting the most miles out of it. The oil lubricates ...

If you have a Honda Accord and see the ‘Check Fuel Cap’ notification, there are various possible explanations, some of which are more extensive than others. A loose gas cap commonly causes this, but ...

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...