Add Yahoo as a preferred source to see more of our stories on Google. What do you do when the "Check Engine" light comes on in your car? A lot of people just ignore it; after all, that sensor is ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? The check engine light by its nature is vague, just a general indication that ...

Rich DeMuro checks out an AI-powered drive-through scanner that can spot potential car problems in under a minute. More info: ...

Car diagnostic tests scan a car’s components and integrated systems for errors or malfunctions before they become dangerous. These tests leverage computerization to keep your car in optimal working ...

Almost all cars made after 1996 have an OBD2 diagnostic port for plugging into and reading trouble codes when a “check engine” light comes on. But some vehicles, particularly German ones made after ...

That sinking feeling when your check engine light flickers on doesn’t have to mean an expensive diagnostic fee at the shop. Your smartphone already handles banking, navigation, and ordering food-why ...