Cars are intricate machines that rely on a series of chemical and mechanical processes to work properly. When things go wrong with one of those processes, your car can start to make some strange ...

General Motors's Active Fuel Management (AFM) technology utilizes hydraulic valves, solenoids, and advanced software to shut down half of the cylinders in a V8 or V6 engine to save fuel. The system ...

I had a lifter stuck collapsed on my 2013 5.3 Gmc sierra. Went on Youtube and watched Crazed performance repair. I did exactly like him, removed the flom, blocked the oil supply to the solenoids and ...

If your car has Active Fuel Management, you've probably already considered disabling it. But are AFM disablers even safe and ...