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 ...

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 ...

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 ...

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 ...

Question: I just read your column responding to a question about ignoring a check-engine warning light. I have a 2004 Lexus ES330 that had a check-engine warning light. After a couple of weeks I was ...

If you've ever seen a port by your car's dashboard that can't charge your phone or provide auxiliary power from your vehicle's battery, there's a good chance that it is an OBD (On-Board Diagnostics) ...