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 ...

That little yellow check-engine light is sneaky. Most of the time, you forget it could be there. But when it detects an issue, it illuminates menacingly. For many, the initial reaction might be to ...

Need to get some work done in the garage? Here's a selection of the best tool sets for mechanics that you can buy right now. Craig brought 15 years of automotive journalism experience to the Cars team ...