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22 lis 2023 · the Vortec 4300 4.3L is not the same engine that GM started using in 2014 (with AFM). Vortec 4.3L engines do not have AFM. If I'm wrong, someone will tell me
8 maj 2022 · AFM can lead to several issues such as: Rough idling: Vehicles may experience a rough idle when transitioning between full power and reduced power modes. Oil consumption: Many AFM-equipped Chevys have been reported to consume excessive amounts of oil.
In-depth, insightful content for the Chevy 4.3 EcoTec3 engine. Currently we have a GM 4.3 EcoTec3 engine problems guide and an article on deleting or disabling AFM. However, we plan on adding additional content for the 4.3L V8 so check back in the near future.
23 maj 2024 · I’m considering buying a used 2019 Chevy Silverado Custom trim with 69,000 miles and with the 4.3 Ecotec engine. I’m wondering if the later AFM engines are more reliable/refined than the older/early AFM engines.
30 lis 2017 · There are two ways to disable or delete Active Fuel Management on your GM or Chevy Gen IV LS or LS-based Vortec engine—one is to install an AFM Disabler, and the second is to install an AFM Delete Kit. Here’s what you need to know: 1. Install an AFM Delete Kit.
In light driving conditions, AFM deactivates four of the engine’s eight cylinders (on eight cylinder engines) and three of the engine’s cylinders (on six cylinder engines), and then...
GM 4.3L V6 EcoTec3 LV3 Engine Specs, Problems & Reliability. GM LV3 Engine Info. The 4.3 EcoTec3 is a 4.3-liter V-6 gasoline naturally-aspirated and direct-injected engine that debuted in the 2014 model year Chevrolet Silverado and GMC Sierra as the new base engine option.
