Q: What would you like to provide the feedback on? A: Product Compatibility - Does the carburetor afm/dfm - start stop disabled fit the gmc sierra 5.3

The Carbyte AFM/DFM Disabler is compatible with a wide variety of GM vehicles, including the latest 2021+ GM SUVs and 2022+ GM trucks. This should include GMC Sierra models with the 5.3 engine.

Questions & Answers: Carbyte - AFM/DFM Disabler Auto Start/Stop disabler and Scan Tool - by OBDLink, ScanTool

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Carbyte - AFM/DFM Disabler Auto Start/Stop disabler and Scan Tool - by OBDLink, ScanTool

AFM/DFM: In Full-Time V8 Mode, Carbyte disables the AFM/DFM system and keeps the engine firing on all cylinders, all the time.
Start/Stop: Eliminate the annoying Start/Stop feature, keeping your engine running 100% of the time.
Diagnostic Scan Tool: Paired with an iPhone, iPad, or Android phone, Carbyte can transform into a full-featured diagnostic scan tool.
Plug-and-Play: Stand-alone functionality allows Carbyte to work by simply plugging in the device. No app is needed for AFM/DFM and Start/Stop functionality!
Optional Smartphone App Included: Control the AFM/DFM and Auto Start/Stop functions from your phone for the ability to revert to factory conditions on the fly.
Easy Installation: Plug Carbyte directly into your OBDII port! No risk of damaging critical components from installing device into your engine compartment.
Vehicle Compatibility: Carbyte works with a wide variety of GM vehicles, including the latest 2021+ GM SUVs and 2022+ GM trucks.
SEMA Certified EPA Emissions COC

$149^.95 –