If you’re not sure which OBD2 code reader to buy, we've found the perfect one for you at Walmart. Right now, the bestselling ...

Shoppers say it can easily transition you from “amateur car enthusiast to a more knowledgeable DIY mechanic.” Autoblog aims to feature only the best products and services. If you buy something via one ...

Autoblog aims to feature only the best products and services. If you buy something via one of our links, we may earn a commission. When plugged into the OBD2 port located beneath the steering column, ...

“It’s nice knowing what’s wrong with the car before you bring it in for service.” Men’s Journal aims to feature only the best products and services. If you buy something via one of our links, we may ...

Whether you're an everyday driver or a pro technician, when your check engine light suddenly comes on the first step is to connect an OBD-II scanner. At Autoweek, we recommend everyone carry an OBD-II ...

This article was updated in August 2025 with new products and information. That little yellow check-engine light is sneaky. Most of the time, you forget it could be there. But when it detects an issue ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Since the mandate of the OBD-II port in 1996, auto mechanics have accessed vital information about your ...

That's where OBD-II scanners come in, giving enthusiasts and everyday drivers a window into their vehicle's diagnostic systems. If you're chasing down the cause of a check-engine light, ensuring peak ...

"Hearst Magazines and Yahoo may earn commission or revenue on some items through these links." Modern cars are technological marvels, and understanding what’s happening under the hood has never been ...