AFM Active Fuel Management for Chevy Silverado GMC Sierra 5.3L V8 10-18 For Sale

AFM Disabler — Active Fuel Management Disable Device (Gold)

Please verify compatibility before ordering. Use the year/make/model dropdown bar to confirm fitment. This device is not compatible with 2022+ refresh trucks or 2019+ models with 5.3L/3.6L engines and 10-speed transmissions.

Product Overview

This AFM Disabler is a plug-and-play OBD-II device designed for GM V6 and V8 vehicles equipped with Active Fuel Management (AFM). It keeps your engine running in full-cylinder mode at all times, eliminating the cylinder deactivation that can cause rough idle, V4 lag, and jerky acceleration. Simply plug it into your OBD-II port and drive — no tools, no programming, no permanent modifications.

Key Features

• Disables Active Fuel Management (AFM) — keeps all cylinders firing 100% of the time
• Plug-and-play OBD-II installation — no tools required
• Eliminates AFM-related rough idle, V4 lag, and delayed acceleration
• Does not reprogram the factory ECU — removable without a trace
• Helps reduce AFM lifter wear and potential future repairs
• Compact design with smart sleep function

Compatible Vehicles (V6 & V8 GM Engines)

This list is a guide only. Always confirm your vehicle's engine size and year before purchasing.

CHEVROLET ModelEngineYears Silverado 15004.3L V62014–2018 Silverado 15005.3L V82007–2018 Silverado 15006.0L V82007–2014 Silverado 15006.2L V82007–2018 Suburban4.3L V62014–2018 Suburban5.3L V82007–2018 Suburban6.0L V82007–2014 Suburban6.2L V82010–2018 Tahoe5.3L V82007–2018 Tahoe6.0L V82007–2014 Tahoe6.2L V82010–2018 Avalanche5.3L V82007–2013 Avalanche6.0L V82007–2009 Avalanche6.2L V82010–2013 Camaro3.6L V62016–2018 Camaro6.2L V82010–2019 Colorado3.6L V62015–2019 Corvette6.2L V82012–2019 Equinox Sport3.6L V62008–2009 Impala3.9L V62007–2009 Impala5.3L V82006–2009 Malibu3.6L V62008–2012 Malibu3.9L V62007–2009 Monte Carlo5.3L V82006–2008 TrailBlazer5.3L V82005–2009 Traverse3.6L V62018 Uplander3.9L V62006–2008 GMC ModelEngineYears Sierra 15004.3L V62014–2018 Sierra 15005.3L V82007–2018 Sierra 15006.0L V82007–2014 Sierra 15006.2L V82010–2018 Sierra Denali6.2L V82010–2018 Yukon / Yukon XL5.3L V82007–2018 Yukon / Yukon XL6.0L V82007–2014 Yukon / Yukon XL6.2L V82010–2018 Acadia3.6L V62007–2008 Canyon3.6L V62015–2018 Envoy5.3L V82005–2009 CADILLAC ModelEngineYears Escalade / ESV / EXT5.3L / 6.0L / 6.2L V82010–2018 ATS3.6L V62012–2019 CT63.6L V62016–2018 CT6 (non Hybrid)3.0L V62016–2018 CTS3.6L V62014–2018 SRX3.6L V62004–2009 STS3.6L V62005–2007 XT53.6L V62017–2019 XTS3.6L V62013–2018 BUICK ModelEngineYears Enclave3.6L V62008–2018 LaCrosse3.6L V62016–2018 LaCrosse5.3L V82006–2009 LaCrosse CXS3.6L V62005–2008 Rainier5.3L V82005–2009 Regal GS3.6L V62018 Rendezvous3.9L V62006–2007 Rendezvous CXL/Ultra3.6L V62004–2007 Terraza3.9L V62006–2008 PONTIAC ModelEngineYears G6 GTP3.6L V62007 G6 GXP3.6L V62008–2009 G83.6L V62008–2009 G8 GT6.0L V82009–2010 G8 GT6.2L V82010 Grand Prix3.9L V62007 Grand Prix5.3L V82005–2008 Montana3.9L V62007–2008 Montana SV63.9L V62006–2008 Torrent GXP3.6L V62008–2009 SATURN / ISUZU / HOLDEN / SUZUKI MakeModelEngineYears Saturn9-7X5.3L V82005–2009 SaturnAura XR3.6L V62007–2009 SaturnOutlook XE / XR3.6L V62007–2008 SaturnRelay3.9L V62006–2008 SaturnVue XR / Red Line3.6L V62008–2009 IsuzuAscender5.3L V82005–2009 HoldenRodeo / Colorado3.6L V62006–2011 HoldenVE Commodore Omega3.6L V62006–2009 HoldenVZ Calais SV63.6L V62006–2018 HoldenVZ Calais SV66.2L V82006–2018 HoldenCommodore Wagon3.6L V62006–2018 HoldenCommodore Wagon6.2L V82006–2018 HoldenVZ Commodore Sedan3.6L V62006–2018 HoldenVZ Commodore Sedan6.2L V82015–2018 HoldenWL Statesman3.6L V62006–2017 HoldenWM Statesman / Caprice3.6L V62006–2017 HoldenWM Statesman / Caprice6.0L V82013–2017 HoldenCrewman / Ute3.6L V62006–2018 HoldenCrewman / Ute6.0L V82015–2018 HoldenPC1 (Police Special)6.0L V82015–2018 SuzukiXL23.6L V62007–2009 Not Compatible With

• 2022+ refresh truck or SUV models
• 2019+ models with 5.3L / 3.6L engine and 10-speed transmission

How to Use

1. Locate the OBD-II port under the dashboard (driver's side).
2. Plug the AFM Disabler firmly into the port.
3. Start the engine — the device begins working automatically.
4. To remove, simply unplug the device. No tools required.

Note

This is a performance accessory. It does not reprogram the factory ECU. Always verify your vehicle's year, make, model, and engine size before ordering. If you are unsure about compatibility, please contact us with your VIN.