Turn your smartphone into a professional car diagnostic tool with a $15-30 OBD2 adapter and free apps that read engine codes ...

Code readers are diagnostic tools that every car owner should consider owning. Having one of these is as important as carrying a spare tire or a fire extinguisher in the trunk. Back in the day, before ...

Whether you know a lot about cars or nothing about them, it's never fun to see the check-engine light—also known as a malfunction indicator light (MIL). This is your car trying to tell you it has ...

Most of us cringe in fear when the check engine light in the dashboard of a modern 4x4 is tripped on. Your mind begins to spin in frustration wondering what could have triggered it, how bad it really ...