The Check Engine light may indicate a serious issue with your Cummins diesel engine. Here's how to check and clear the fault ...

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 ...

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 ...

Whether you are a full time mechanic, or just a hobbyist, keeping track of all the different OBD-II codes for various vehicles is a nearly impossible task, and while not everyone wants to keep their ...

Picture this: you've installed a new programmer that adds 150-plus horsepower and more than 200 lb-ft of torque to your 7.3L Power Stroke. The only problem is, your E40D-4R100 automatic transmission ...