OBD-II diagnostic device BlueDriver interprets engine error codes to suggest what might need fixing, and lets you know if your car is ready for a smog check. Wayne ...

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 ...

If you have a check engine light on, a diagnostic tool is great for troubleshooting the problem. Here's what you need to know ...

The top end of the technology ladder is held by a scan tool. This car diagnostic tool plugs into the OBD-II port (“OBD” is an acronym for on-board diagnostics, and the “II” designates the second ...

If you've been involved in automotive repair for a while, you probably know that modern vehicles use onboard diagnostic (OBD) systems to help notify us when there's a problem. The OBD system works ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Your Check Engine light is shining like a beacon of bad news. What's going on? The ...

We earn commissions from purchases you make using links in our articles. Learn more. If your car or truck’s check engine light is on, there’s a stumble when accelerating, or if the transmission just ...

Sponsored Content. We may receive a commission on purchases made from links. Let's replay a scenario that is likely rather well known among the automotive inclined. You are driving your 2005 Cadillac ...