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 ...

We've all been there—that pesky check engine light pops up on your dashboard. Instantly, thoughts of expensive mechanic bills, weeks of it being repaired in the garage, and inconveniences galore flash ...

Before I figured out how to work on cars, onboard computer systems scared me. I’ve had no formal training, after all, so the idea of a car’s complex electricals and countless sensors made DIY work ...

We've all been there: you're driving along, minding your own business, when all of a sudden your check engine light comes on or you begin to hear a mysterious rattle that you can't quite identify. At ...

Wheels: W.G. asks by email: “I am wanting to purchase a code reader so I can read and erase trouble codes that seem to occur often. I am not looking for an expensive one and I have seen several videos ...

On-board diagnostics (OBD) means different things to different people. To the guy who still cranks over his '71 'Cuda every morning to get to the plant, it scares him to death. But then again, he's ...

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Autoblog may receive a share from purchases made via links on this page. Pricing and availability are subject to change. If you’ve ever had the experience of driving home after a long day at work and ...

In the Last diagnostics article, we outlined how to retrieve and decipher engine diagnostics for engines running OBD-I engine management computers. OBD or On Board Diagnostics is a subsystem of the ...