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 ...

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

That Check Engine light can mean so many different things, as can any noticeable difference in your car's performance or weird sounds. Fortunately, there are ways to narrow down the problem using ...

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 ...

We can't leave April behind without sharing CarMD's annual overview of check engine light-related car repair costs and trends. The list is published every April during Car Care Month. The latest CarMD ...

When your vehicle's check engine light (CEL) comes on, it's often a sign that something needs attention. But with over 20,000 parts working together in your car — many important for normal operation — ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. This article is more than 4 years old. According to CarMD.com, the national ...

Today’s cars, trucks, and SUVs are equipped with onboard diagnostic systems that can detect when a problem occurs and will flash an alert to the driver that a glitch exists. A vehicle’s brakes, ...

Whether it’s traveling to work, getting your kids to school or heading to an important appointment, your car is a necessity — not a luxury. So it’s scary to see your check engine light come on or hear ...

It may cost you more in the long run. You’re driving along and suddenly your check engine light goes on. But nothing seems to have changed with the way your car is running. It’s OK to let it go for a ...