Does my 2007 Silverado have Active Fuel Management?

All new body style trucks with 5.3L have AFM. The 6.2L in the Suv’s also have AFM BUT the 6.2L in the 1500 truck DOES NOT. Since the 2007 debut of the GMT900 trucks you cannot get a 5.3L that does not have AFM.

When did Chevy introduce Active Fuel Management?

2005
“Chevrolet first introduced its Active Fuel Management cylinder deactivation system in 2005, and Dynamic Fuel Management is a natural progression of the technology,” said Jordan Lee, Small Block chief engineer.

Does my 2011 Silverado have active fuel management?

The 2011 Chevy Silverado does have active fuel management. What this does is allow the V8 engine to switch to “V4” mode by essentially making four of the cylinders inoperable. This is done to help improve fuel economy when driving under light load conditions (e.g., lower speeds low or no towing).

Can a Chevy Silverado 8L have Active Fuel Management?

8L model [&does&] not [&have&] [&active&] [&fuel&] [&management&]. For the old timers out there, it is the same issue as the Cadillac V8-6-4 engine. Make no mistake, If your vehicle has [&active&] [&fuel&] [&management&], you have a problem! GM is aware and do not have a fix for this issue.

How to disable Active Fuel Management on GM LS?

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.

Is there a problem with GMC Sierra Active Fuel Management?

There is a problem with the active fuel management systems on ALL 2007-2008 Sierras that have the 5.3L or 6.0. The 4.8L model does not have active fuel management. For the old timers out there, it is the same issue as the Cadillac V8-6-4 engine. Make no mistake, If your vehicle has active fuel management, you have a problem!

What kind of fuel management does a corvette use?

AFM/DFM Usage Model 4 Cylinder Deactivation Notes CTS-V 6.2L LT4 Yes Always active Camaro 6.2L LT1 Yes Automatic only. AFM not active with manu Camaro 6.2L LT4 No Has the hardware, not active Corvette 6.2L LT1, LT4 Yes Auto trans active, manual trans active i

How does Active Fuel Management ( AFM ) system work?

The Active Fuel Management (AFM) system is also known as “cylinder deactivation.”. This technology allows the engine to disable half of the engine’s cylinders at lower RPMs, reducing fuel use. AFM usually kicks in under light-load conditions, and it’s been shown to improve fuel economy by up to 7.5%.