We’ve all been there before. You’re idling in bumper-to-bumper traffic and all of a sudden your beloved 5.0L Fox-body Mustang starts to pop and sputter a bit. While the issue might clear itself up and ...

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 ...

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 from commercial trucks to boats and mining equipment, the ...

Your vehicle has a problem if the check engine light (CEL) glows. Diagnostic trouble codes (DTCs) stored in the computer help find the cause.

Trouble codes. They're like the math problem the teacher puts on the chalkboard. You follow along, everything seems to make sense in a definite, orderly fashion and then, you try it yourself without ...