OBDDFM AFM/DFM Disabler plug-in port for quick setup in GM vehicles
Blue LED indicator on OBDDFM AFM/DFM Disabler signals connection
OBDDFM AFM/DFM Disabler in-use on GM vehicle showing unobtrusive placement
GM V6/V8 compatibility with OBDDFM AFM/DFM Disabler for smoother cruising
OBDDFM AFM/DFM Disabler supports GM cars, trucks, and SUVs for broad use
Compact, sleek design of the OBDDFM AFM/DFM Disabler
Non-invasive ECU-preserving design of the OBDDFM AFM/DFM Disabler
Battery safety tip: remove the OBDDFM AFM/DFM Disabler when idle
OBDDFM AFM/DFM Disabler plug-in port for quick setup in GM vehicles
Blue LED indicator on OBDDFM AFM/DFM Disabler signals connection
OBDDFM AFM/DFM Disabler in-use on GM vehicle showing unobtrusive placement
GM V6/V8 compatibility with OBDDFM AFM/DFM Disabler for smoother cruising
OBDDFM AFM/DFM Disabler supports GM cars, trucks, and SUVs for broad use
Compact, sleek design of the OBDDFM AFM/DFM Disabler
Non-invasive ECU-preserving design of the OBDDFM AFM/DFM Disabler
Battery safety tip: remove the OBDDFM AFM/DFM Disabler when idle

OBDDFM AFM/DFM Disabler for GM V6 & V8 – Plug-and-Play OBD-II Device

Overview The OBDDFM AFM/DFM Disabler is a simple, plug-and-play solution designed for GM vehicles that use Active...
Vendor: OBDDFM
Availability: In stock
£77.19
£77.19
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OBDDFM AFM/DFM Disabler plug-in port for quick setup in GM vehicles

OBDDFM AFM/DFM Disabler for GM V6 & V8 – Plug-and-Play OBD-II Device

£77.19
OBDDFM AFM/DFM Disabler plug-in port for quick setup in GM vehicles
Blue LED indicator on OBDDFM AFM/DFM Disabler signals connection
OBDDFM AFM/DFM Disabler in-use on GM vehicle showing unobtrusive placement
GM V6/V8 compatibility with OBDDFM AFM/DFM Disabler for smoother cruising
OBDDFM AFM/DFM Disabler supports GM cars, trucks, and SUVs for broad use
Compact, sleek design of the OBDDFM AFM/DFM Disabler
Non-invasive ECU-preserving design of the OBDDFM AFM/DFM Disabler
Battery safety tip: remove the OBDDFM AFM/DFM Disabler when idle

OBDDFM AFM/DFM Disabler for GM V6 & V8 – Plug-and-Play OBD-II Device

£77.19
Description
Description
x

Overview

The OBDDFM AFM/DFM Disabler is a simple, plug-and-play solution designed for GM vehicles that use Active Fuel Management (AFM) or Dynamic Fuel Management (DFM). By plugging into the onboard OBD-II port, it activates immediately without altering the factory ECU. This makes it easy to test a different driving feel on cars, trucks, and SUVs that rely on these fuel management strategies.

Designed with real-world driving in mind, the device focuses on a non-invasive approach. It does not reprogram or replace any factory settings. If you ever want to return to the original configuration, simply unplug the unit and the vehicle resumes its factory defaults. The goal is to provide a smooth, everyday driving experience while keeping full control in your hands.

Key Benefits

  • Easy Installation: No tools required—just plug in and start using it right away.
  • Non-Invasive Design: No ECU rewriting; unplug to reset to factory defaults at any time.
  • Broad GM Compatibility: Works with V6 and V8 GM vehicles that use AFM/DFM, including various cars, trucks, and SUVs.
  • Plug-and-Play OBD-II Connection: Activates through the vehicle’s diagnostics port for immediate functionality.
  • Important Compatibility Check: Confirm fitment with your specific model before purchasing to ensure proper operation.

Usage, Signals, and Care

  • Signal Indicator: When connected, a sequence of blue lights appears to show the device is active, then settles to indicate normal operation.
  • Battery Awareness: If the unit isn’t used for a few days, remove it to avoid unnecessary battery drain.

Notes on Compatibility

Compatibility includes 5.3L/6.2L 10-speed GM configurations alongside hundreds of other applications. The device is not currently compatible with the 2022 Refresh model trucks or SUVs. Always verify your vehicle’s specifications before purchase to ensure proper fitment and expected results.

FAQ

Q: What is the OBDDFM AFM/DFM Disabler and what does it do?

A: A plug-and-play OBD-II device that temporarily disables GM AFM/DFM for smoother driving without ECU reprogramming.

Q: Will using this device affect factory settings?

A: No. It does not reprogram the ECU; unplugging returns the vehicle to the original settings.

Shipping & Return
Shipping & Return
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Returns Policy

You may return most new, unopened items within 30 days of delivery for a full refund. We'll also pay the return shipping costs if the return is a result of our error (you received an incorrect or defective item, etc.).

You should expect to receive your refund within four weeks of giving your package to the return shipper, however, in many cases you will receive a refund more quickly. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return once we receive it (3 to 5 business days), and the time it takes your bank to process our refund request (5 to 10 business days).

If you need to return an item, simply login to your account, view the order using the "Complete Orders" link under the My Account menu and click the Return Item(s) button. We'll notify you via e-mail of your refund once we've received and processed the returned item.

Shipping

We can ship to virtually any address in the world. Note that there are restrictions on some products, and some products cannot be shipped to international destinations.

When you place an order, we will estimate shipping and delivery dates for you based on the availability of your items and the shipping options you choose. Depending on the shipping provider you choose, shipping date estimates may appear on the shipping quotes page.

Please also note that the shipping rates for many items we sell are weight-based. The weight of any such item can be found on its detail page. To reflect the policies of the shipping companies we use, all weights will be rounded up to the next full pound.

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