Have your owner’s manual handy. Place your vehicle in “park,” or “neutral” for a manual transmission. Firmly set the parking brake. Download and install the manufacturer’s code reader app to your ...

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 ...

It’s something no driver wants to see: a check engine light glowing on the dashboard. You know something’s wrong with your car—but what, exactly? That’s where an OBD2 code reader comes in handy. These ...