WebJul 9, 2024 · Adding the DFM deactivation modes, this represents over half (39 + 16 = 55 percent) of the total driving cycle occurring in a fuel saving mode. Dynamic Fuel Management (DFM) now allows GM much more latitude in dropping cylinders for light-throttle, light load operation to improve mileage. This is an image from a GM video that … WebSep 15, 2024 · General Motors' Active Fuel Management (AFM) technology has nearly been phased out from the 2024 Silverado engine lineup. Some engines get DFM, or nothing at …
GM 5.3L EcoTec3 L83 Engine Specs, Problems & Reliability
WebDec 28, 2024 · The 5.3L V8 Vortec 5300 is considered an engine that is extremely reliable. In fact, many vehicle owners with the engine report having the engine run with minimal … Webresponse times than LOMA and are required for DFM (on L84 and L87). OCVs are also used on L82 for AFM. Refer to the AFM/DFM Usage Chart below. AFM/DFM Usage Chart Vehicles AFM VLOM 4 Cylinder Deactivation DFM. OCV's FDFM None Notes CTS LT4 Yes Yes No No — Always active CT6 LTA No Yes No No — — Camaro LT1 Yes Yes No No … mixing cushion bb creams together
Service Bulletin Bulletin No.: 20-NA-038 Date: March, 2024
WebMar 16, 2024 · Fubar2016. Just to be clear, the 5.3 itself is not being discontinued, only the AFM and DFM feature… article says “The change will go into effect this week. 5.3L … WebDec 29, 2024 · We’ve had some readers ask about chevy 6.0 lifter problems, as well as 5.3 AFM failure issues. In this article, we’ll cover everything about the issue, including the causes of AFM lifter failure, how to prevent it, and how to disable AFM without a tune if it becomes necessary. How the AFM System Works. Active Fuel Management (AFM) … WebMar 15, 2024 · Chevy Silverado and GMC Sierra trucks with the 5.3-liter V8 will lose 1 mpg combined due to their cylinder deactivation systems being, well, inactive. News Truck News mixing cup for protein drink