AFM/DFM Disabler OBD2 Module

A plug-in AFM/DFM disabler made for compatible GM vehicles that use Active Fuel Management or Dynamic Fuel Management.

Why customers choose it

A plug-in AFM/DFM disabler made for compatible GM vehicles that use Active Fuel Management or Dynamic Fuel Management.

It connects through the car's OBD2 port and is designed to keep the engine running in V6/V8 mode without factory ECU reprogramming.

Photos and details show the product, included pieces, and setup before checkout.

Secure checkout, tracking when available, and 30-day support if it arrives damaged or not as expected.

Description

A plug-in AFM/DFM disabler made for compatible GM vehicles that use Active Fuel Management or Dynamic Fuel Management. It connects through the car's OBD2 port and is designed to keep the engine running in V6/V8 mode without factory ECU reprogramming.

Plugs directly into the vehicle OBD2 port with no tools required
Helps keep compatible engines out of AFM/DFM cylinder-deactivation mode
Can be unplugged to return the vehicle to the factory behavior
Built for compatible Chevy, GMC, Cadillac, Buick, Pontiac, and other listed GM-platform models shown in the gallery
Not shown as compatible with 10-speed transmission models or 2022+ refresh models

Why customers love it

Specifications

Product type: AFM/DFM OBD2 disabler module
Connection: vehicle OBD2 port
Install style: plug and play, no tools required
Primary function shown: helps keep compatible engines in V6/V8 mode
Return to factory behavior: unplug the module
Compatibility shown: select Chevy, GMC, Cadillac, Buick, Pontiac, Isuzu, Saab, Saturn, Suzuki, and Holden models listed in the gallery
Important fit note shown: does not fit 10-speed transmission models or 2022+ refresh models
Use note: confirm the model, engine, and year against the gallery before ordering.

How to use

With the vehicle safely parked, locate the OBD2 port under the dashboard. Plug the module fully into the port and wait for the indicator light shown on the device. Drive normally after installation. To return the vehicle to factory behavior, unplug the module from the OBD2 port.

Shipping & returns

Orders are processed through Belyra with secure checkout and tracking when available. Most orders process quickly with next day shipping where available. If your order arrives damaged, defective, or not as expected, contact Belyra within 30 days and we will help with the next step.

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Belyra AFM/DFM Disabler OBD2 Module

✓ A plug-in AFM/DFM disabler made for compatible GM vehicles that use Active Fuel Management or Dynamic Fuel Management.
✓ It connects through the car's OBD2 port and is designed to keep the engine running in V6/V8 mode without factory ECU reprogramming.
✓ Photos and details show the product, included pieces, and setup before checkout.
✓ Secure checkout, tracking when available, and 30-day support if it arrives damaged or not as expected.

Other options

May not clearly show what is included before checkout.
Can leave buyers guessing about sizing, parts, or setup.
Often uses mixed media that does not match the exact item.
May not give the same clear support and order details.

Support

Try the plug-in setup, risk-free.

Check your model and year against the compatibility chart before ordering. If your order arrives damaged, defective, missing parts, or not as expected, contact Belyra within 30 days and we will help with the next step.