We may receive a commission on purchases made from links. Imagine you could get all the brawny output of a robust V8 engine in your truck when needed, but also get improved fuel efficiency while ...

General Motors employs a number of different technologies to boost fuel economy, but one of these technologies, namely Active Fuel Management (AFM), has nearly been phased out from the 2022 Silverado ...

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 ...

Alex Luft, Thank you for taking the time to help me out. Since I posted my question, I found on the net a description of exactly how AFM works. The article explained how, in addition to cutting off ...

Question:I own a 2010 Chevy 1500 Silverado with a flex-fuel 5.3-liter Vortec V-8. The motor has an Active Fuel Management system that deactivates from V-8 to V-4 under certain conditions. This is my ...

Silverado and Sierra models equipped with the 5.3-liter V8 will not sport GM's Dynamic Fuel Management tech for the 2021 model year. It all started with Gran Turismo. From those early PlayStation days ...