The check engine light (CEL) comes on when the on-board diagnostics second generation system (OBD II) detects an emission system problem. And yes, you can legally turn off the CEL yourself. But is ...

When the check engine light comes on in a vehicle, it’s indicating that there is some issue with the car that should be checked out. It could be something minor, such as the gas cap not being screwed ...

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 ...