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 ...

The “check engine” light is the most annoying orange icon in America. Half the time the car feels fine, and the other half ...

A loose wiring connector could be at the root of several glitches in your 2023 Chevy Colorado, 2024 Chevy Colorado or 2024 Chevy Silverado 1500 truck if the check engine light is illuminated.

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