An OBD-II scanner can turn any car owner into a confident DIY diagnostician by revealing what’s behind that dreaded check engine light. From reading trouble codes to interpreting live data, ...

Ford has announced a decision to add connectivity features to older models using a plug-in device named SmartLink. The Blue Oval’s announcement refers to an OBD II device, which is commonly referred ...

Modern cars are packed with electronics, making it tough to figure out what's wrong without the right tools. OBD2 scanners plug into your vehicle to read trouble codes, stream live data, and even run ...

Harman has launched Spark, a dongle that connects to a vehicle's OBD II sensor to provide both diagnostic data and in-car 4G LTE access. Spark is being offered exclusively in the US by AT&T, which ...

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 ...

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Discover the truth about the SynGas OBD Fuel Saver in this comprehensive 2026 review. Learn how it works, what real users say ...

Not so long ago, before software and electronics became so integrated, investigating car trouble and tuning performance was a mostly mechanical affair. Early electronic scanners and systems were brand ...

Seeing your vehicle's check-engine light come on can throw a wrench in your travel plans. It can also feel a little scary: Does it mean your ride is headed for the scrapyard? Or is there a simple fix?