How do I bypass active fuel management?
How to Delete AFM
- Replace your camshaft with a non-AFM camshaft.
- Swap out the AFM lifters for standard lifters.
- Replace the valley cover with a flat, non-AFM valley cover.
- Disable the AMF system with the Range Technology Disabler, or custom tune it out.
- Plug the pressure relief valve in the oil pan.
Will disabling AFM hurt engine?
Even if you recently experienced issues with your oil consumption, deactivating the AFM/DOD won’t eliminate that problem; it could even damage it further. Even though it slows the oil consumption, it will not stop it entirely. It is really the DG/FAAS, the AFM itself, that contributes to Highway MPG.
Should I delete AFM?
Based on certain conditions and models, the MPG variation can be high or low. But to eliminate that possibility completely, disabling the AFM is indeed a better option for you. It’s an undeniable fact that the AFM is an appreciating tech to push fuel efficiency to a finer level.
Is AFM delete worth it?
Will disabling AFM void warranty?
Because no tuning is involved with your vehicle’s computer, this product will not void the factory warranty. Not only does the AFM Disabler keep your vehicle running smoothly, but it will also have you running on all cylinders, all the time.
How much does DOD tuning cost?
Adding a tune to that (required for pretty much any upgraded cam and DOD) will generally run a minimum of $400 and a dyno tune could run beyond $600 depending on who does it and how much time they spend on it.
Has GM fixed AFM problems?
In the current global microchip shortage, General Motors will no longer introduce Active Fuel Management (AFM) and Dynamic Fuel Management (DFM) features to the 2021 Chevy Silverado 1500 and 2021 GMC Sierra 1500 pickup trucks. During the next model year, the change is expected to continue.
How much does AFM removal kit installation cost?
You’re looking at $1400-$1600ish for a full DOD kit with upgraded everything and custom cam, depending on what you choose. To have someone do the install, you’re looking at a good couple of days especially if they do any associated clean-up maintenance work on the car while they’re at it.