Web115K views 4 years ago In a V8 engine, Active Fuel Management (AFM) lifters are used to switch the engine from 8 cylinder operation to 4 cylinder operation to save fuel under light load... In 2014 the GM properly fixed this fault by changing the V8 engines in different pickup trucks. The change in engine capacity will enhance the working they will make the V8 engines of 6.2L oil capacity consume less fuel and produce better torque. The GM also redesigned the engines in the new modes after 2014, … See more GM stands for General Motors; they are the most significant motor manufacturer in America and have worked since the 20th century. AFM is … See more The AFM issues in the Silverado came in 2008-2012. Several reasons cause this problem in vehicles. One of the primary reasons is a low level … See more When there is some fault, and you are driving them continuously, it will cause serious problems, so it is necessary to recognize the spot … See more The complaints from different Silverado and Chevy pickup trucks were coming till 2011 after this GM noticed this issue but could not recall to resolve it. Moreover, GM did not provide … See more
The 5 Most Common Chevy EcoTec3 5.3L Engine Problems
WebJan 24, 2013 · Alot of us have been getting problems with our 5.3 motors and the Great GM CRAP computer controlled AFM. I'm getting my motor rebuilt in the next few weeks and now (I think) because of a Heavy Blue smoke one of my 02 Sensors are bad but they tell me they will not cover it.. WebMay 9, 2024 · The AFM system issues are one of the big reasons that GM transitioned to the new EcoTec3 engine family. AFM, also known as cylinder deactivation is where the … laus tanne
How to Delete or Disable Active Fuel Management (AFM) …
WebIn fact, AFM 4 cyl. mode does not even engage at speeds less than about 15 mph. I think it is WAY premature to blame your problem on the AFM system. It could be a malfunctioning engine control... WebOct 14, 2024 · It is believed that the following symptoms may be associated with bad or failing lifters in certain GM vehicles: Ticking or knocking noises coming from the … WebGM's Active Fuel Management (AFM) improves gas mileage by shutting down half of the cylinders under light-load conditions to reduce fuel consumption. It is also known as … laus synonym