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 ...

Forbes contributors publish independent expert analyses and insights. Jim Gorzelany is a veteran automotive journalist. This voice experience is generated by AI. Learn more. This voice experience is ...

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 ...

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 emissions system needs attention. I see it as an early warning system that ...

In order for our cars to carry us to and from our various destinations reliably, all the parts must work together smoothly. The fuel and air intake systems provide the ingredients necessary to power ...

U.S. drivers are facing record-high check engine repair costs driven largely by aging vehicles. The most common repair — replacing a catalytic converter — can cost more than $1,300. Average vehicle ...

Ignoring a check engine light might feel harmless if the car still runs smoothly, but the warning signals more than a minor inconvenience. Driving with that light on can lead to higher repair costs, ...

The check engine light has always been a bit of a gamble. Sometimes it’s a loose gas cap. Other times, it’s a four-figure reminder that modern cars are way more complex than they need to be. What’s ...