As GM Authority readers are likely aware, Dynamic Fuel Management (DFM) – GM’s second-generation cylinder deactivation technology that disables a vehicle’s cylinders in the name of fuel economy – is ...
Not everyone likes the driving experience that comes with Dynamic Fuel Management (DFM) or Active Fuel Management (AFM). Some drivers claim turning off cylinders while driving with the goal of ...
Hyliion Holdings Corp. (NYSE American: HYLN) (“Hyliion”), a developer of modular power plant technology, today announced the successful demonstration of dynamic fuel switching in its KARNO Power ...
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Which GM Engines Don't Have The AFM System?
In an effort to help meet more restrictive emissions standards, GM launched a technology in 2005 that deactivates engine cylinders during undemanding driving scenarios. Known by both Displacement on ...
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