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 ...

We may receive a commission on purchases made from links. If you're a fan of diesel-powered trucks, chances are you've heard of Cummins engines. Although Cummins engines can be found in everything ...

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 ...