Car onboard diagnostic systems are very useful, but different brands have diverse error codes. Here's the difference between ...

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 ...

Modern OBD-II scanners give everyday drivers and DIYers the power to read their car’s ‘check engine’ light and uncover hidden trouble codes. From basic code readers to advanced professional tools, ...

Repair Reports generated by the Lemur BlueDriver not only interpret error codes, but suggest causes and fixes. The Smog Check feature can let you know if your car is ...