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Reasons your check engine light comes on and how to interpret it

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 ...

Here are the most-read 'Car Doctor' questions and answers of 2025

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

C8 Corvette Has the Check Engine Light On at 7,000 Miles. What Is Wrong With It Already?

A 2024 Chevrolet Corvette with under 8,000 miles on the clock needs to go back to the dealership ASAP! The Check Engine light showed up on the dashboard. The owners have already diagnosed the car, but ...
MotorBiscuit

Woman Buys Car On Facebook Marketplace. Then Her Brother Notices A Piece Of Tape Over The Check Engine Light: ‘Sounds Like You Should Have Gone With Her’

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 ...
SpeedwayMedia.com

From Track to Street: What NASCAR-Level Engine Diagnostics Teach Everyday Drivers

Discover how professional racing engine diagnostics reveal hidden problems in your car. Expert insights from Miami's advanced auto repair specialists.