Installation Time
(approx) 45 Minutes
Difficulty Level:
Light to Moderate mechanical skill required.
Installation Guides
No guide available for this part yet.
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Range Active/Dynamic Fuel Management Disabler; Blue (07-20 Yukon)
Item GY12321
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Product Information
Features, Description, Reviews, Q&A, Specs & Installation
Features
- _x000D_
- Eliminate AFM/DFM On Your GM Vehicle With The Range Technology AFM/DFM Disabler _x000D_
- Plug-And-Play Design Keeps Your Engine In Full Power Mode For Smoother Performance, Better Throttle Response, And Improved Reliability _x000D_
- Legal Under The Provisions Of EPA’s Tampering Policy Dated November 23rd, 2020 _x000D_
- Disables GM’s Active Fuel Management And Dynamic Fuel Management Systems To Allow Full Cylinder Mode At All Times _x000D_
- Simply Plugs Into Onboard OBD-II Port And Instantly Begins Working To Eliminate AFM System _x000D_
- Disables Auto Start/Stop Feature _x000D_
- Does Not Reprogram Factory ECU _x000D_
- Works In Hundreds Of Applications, 2007-2022, Including 10-Speed Models _x000D_
- Leaves No Trace, Unplug To Return To Factory Settings _x000D_
- Fits 07-20 Yukon _x000D_
Description
Active Fuel Management Disabler. The Range Active/Dynamic Fuel Management Disabler in blue is designed to eliminate the AFM and DFM features on GM vehicles, enabling the engine to stay in full cylinder mode for consistent performance. This plug-and-play device connects directly to the OBD-II port, providing immediate improvements in throttle response and engine reliability while ensuring smooth power delivery without altering the factory ECU programming.
_x000D__x000D_Durable And Finished Design. Constructed with high-quality materials for durability, this disabler features a shiny blue finish that complements its robust build. Its connector is a male OBD-II type, engineered for a secure and reliable connection with GM vehicles’ onboard diagnostic ports.
_x000D__x000D_Simple Installation. The plug-and-play design requires no drilling or complicated modifications, making installation quick and straightforward for both professional technicians and experienced enthusiasts.
_x000D__x000D_Application. Specifically fits 07-20 Yukon models, including active or dynamic fuel management equipped V6 and V8 engines within this production range. No modifications or reprogramming are necessary; factory settings are restored simply by unplugging the device.
Range RA003B
CA Residents: 
WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov
Installation & What's in the Box
Installation Info
What's in the Box
- (1) Active/Dynamic Fuel Management Disabler
4.8
