AFM

General Motors will offer the 2019 Chevrolet Silverado and GMC Sierra 1500 pickups with the option for a new four-cylinder turbocharged engine capable of running on two cylinders. The 2.7L […]

Active Fuel Management (AFM) is a trademarked General Motors technology that improves gas mileage by shutting down half of the cylinders under light-load conditions to reduce fuel consumption. It is […]