Car owners dread few things quite as much as a vehicle's "Check Engine" light. However, the dreaded signal doesn't always foretell a worst-case scenario for motorists. They can even help prevent ...

Modern OBD-II scanners let everyday drivers access their car’s diagnostic trouble codes, live data, and system health without ...

Your car’s OBD-II port is more than a check-engine light reader — it’s a gateway to understanding your vehicle’s health. With the right scanner, you can access live performance data, decode trouble ...

That Check Engine light can mean so many different things, as can any noticeable difference in your car's performance or weird sounds. Fortunately, there are ways to narrow down the problem using ...

For all its '81 vehicles, GM introduced a computer-controlled engine-management system named Computer Command Control. It became known as CCC or C-3. The engine controller—first called an engine ...