2024 How to disable afm for free

232 subscribers. 775. 171K views 3 years ago #DOD #Tahoe #Silverado. What’s going on YouTube!!! I plan on doing many mods to my 2010 GMC Sierra SLT 5.3 and hope you guys follow …. Murdaugh family tree

It's not any different than the sensation of the gears shifting. Plus, she can enjoy the benefits of AFM mileage. Keep in mind, outside of the AFM transition sensation, the major complaint is the lack of quality of the AFM lifters. A Range unit or AFM tune won't rid you of that issue.Jan 10, 2017 · 3855 posts · Joined 2015. #4 · Jan 10, 2017. I've had my AFM disabler for a year. No problems and like Norm, it is one of my favorite mods. I understand the reason and logic for AFM but IMHO, the words four cylinders and Corvette should never be used in the same sentence. Paul. Nov 9, 2016. #41. MooseMan - I tried the brake booster sensor disconnect on my 2008 Suburban with LC9 to troubleshoot the cloud of smoke I'm getting at cold startup 20% of the time and narrow it down to DOD/AFM. At first the DIC just said 'Service Brakes Soon'. I then got a CELight - I'm assuming it's due to the brake booster sensor being ...May 21, 2020 ... Why and How to Disable GM's Active Fuel Management (AFM)!. Summit Racing ... FREE DFM & AFM Disable! Chevy & GM 5.3, 6.2 Owners Watch This ...Description. If you would like to remove DOD/AFM (displacement on demand, four cylinder mode) system from your ECM, please use this listing. We can also remove VVT if selected. We do not suggest deleting VVT unless you have physically removed it. Send in your ECM and we will perform a DOD delete tune permanently in the software so that it will ... The first and main step of disabling an AFM is installing the disabler. Now, doing that is not an easy task. The steps of installing a disabler are described below: Plugging in: The engine has to be switched off first. Then the disabler has to be plugged in the OBD-II port. The OBD-II port is under the steering. Apr 28, 2021 · GM's Active Fuel Management (AFM) improves gas mileage by shutting down half of the cylinders under light-load conditions to reduce fuel consumption. It is ... May 19, 2021 · For those times, you'd have to unplug it, enabling the AFM system that has sat dormant for who-knows-how-long. You'd also have to wait for all the readiness monitors to set after unplugging it, which requires considerable drive time. From my experience, AFM in the GMT900s doesn't improve the fuel economy enough to risk keeping it. Received 9,647 Likes on 6,646 Posts. ^^^. The C8 will not go into V4 at low engine temps: Powertrain conditions that will inhibit V4 mode: • Engine speed out of range. • Manifold absolute pressure (MAP) sensor fault. • Accelerator pedal position too high, electronic throttle control.In this video I use HPtuners to deactivate the GM Displacement On Demand also known as Active Fuel Management. When you go to read the vehicle, only read the...Learn how to disable active fuel management on a GM engine, a system that deactivates 4 of the 8 cylinders under certain light load driving conditions to save fuel. Find out the risks and costs of installing an AFM delete kit, and the benefits and drawbacks of leaving the system alone. There are 2 methods of disabling Active Fuel Management (AFM) systems for free, including paddle shifters and a cruise control override. Good AFM Delete system for 5.3L. Since I'm going to be having some work done on my truck (needs a new pump and pick up tube o-ring are bad apparently), which is beside the point for this post, I am considering doing one of the AFM delete kits. I've tried the Range V4 system earlier (a few years ago when the truck was only a year old or so, …Are you in search of a disabled adapted car? Finding the right vehicle that suits your specific needs can be challenging, but with some tips and tricks, you can navigate the market...AFM is next to useless anyway. The torque curve on these motors is such that the benefits are lost because it has a tough time holding the speed in 4cyl mode. If you're cruising down the highway at 3,000 rpm, it would probably make a difference, but not at 15-1700rpm. Like. J.When you’re facing something like this, shutting the AFM down can get you a better MPG while you’re on the steering. The AFM is focused on saving fuel by keeping half of the cylinders deactivated. But when it’s causing you a lower mileage, it’s ultimately doing the opposite of saving the fuel. If you used to have a mileage of 20 without ...Learn how to disable active fuel management on a GM engine, a system that deactivates 4 of the 8 cylinders under certain light load driving conditions to save fuel. Find out the risks and costs of installing an AFM delete kit, and the benefits and drawbacks of leaving the system alone.There have been members that have disabled AFM had their TC replaced. So using a Range is no guarantee. There are many threads, documenting all the problems 17 and 18 owners had with the Range. You can either use the switch, or a relay to mitigate the Range issues. Reply Like.Nov 19, 2014 · LED #2 - RPM > 500 and Engine is Running. LED #3 - Vehicle speed is above the minimum necessary for Range to start taking control (about 14 MPH). This also indicates things like engine coolant temp and oil pressure are nominal for operation. LED #4 - In active command mode and controlling the AFM. That's correct , you Only need to disable the code if you will delete the DOD mechanically. specialize in: V8 Conversion & Tuning (UAE- DUBAI) supercharge installation. Salah clutches for Nissan, Toyota and GM car. 09-25-2012 #4.You will need to turn off the AFM system via custom tuning. It’s a little more work, but it’s recommended that you plug the pressure relief valve in the oil pan. 2. DISABLE AFM/DOD VIA TUNE. An AFM/DOD tune prevents the computer from switching over to four-cylinder mode. It’s a simple and effective way to turn off the AFM system and ...the catch can is unrelated to afm and is a good add. it helps keep the intake valves clean on direct injection motors. the only way to not have afm issues is to remove all the physical afm parts and replace with non-afm parts. kits are around $700 i think. its a fairly involved job. 2015, 1500, Z71, Crew Cab, 6'4" Bed.AFM Lifter Failure Symptoms. Faulty AFM lifters can cause severe damage to your car, so it is crucial to spot the failure early. Some of the symptoms of AFM lifter failure are: 1. Difficulty in Downshifting. If you experience difficulty downshifting when driving, your car’s AFM lifters might be damaged. It is vital to take quick action once ...Many financial experts recommend that all working adults have long-term disability insurance. However, it’s challenging for many adults – particularly younger ones – to determine w...It will reduce the wear on the AFM system and help to avoid AFM lifter failure in the future. It is also quite easy to do without any real custom tuning. The easiest method for disabling AFM is to use an AFM disabler. The AFM disabler will prevent the AFM mechanism from working when it isn’t needed, drastically extending the lifespan of …In this video I share some information regarding DFM and potentially disabling it without adding a disable device. I am not a mechanic. I am just the type o...All Cylinders. All the time. The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active and Dynamic Fuel Management systems from dropping cylinders. Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU.The VVT camshaft angle tables do not need to be adjusted, when simply disabling / removing AFM operation. If you look GM calibrations for similar engine platforms (e.g. 2009 6.2L L9H without AFM versus 2012 6.2L L94 with AFM) - the camshaft angle tables are similarly populated in both calibrations.For many, disability is an identity—not something that needs to be overcome. On July 19, Netflix released the fourth season of its hit show Queer Eye. In episode two, titled “Disab...The federal Railroad Retirement Board oversees railroad disability and retirement annuities for railroad industry employees. Although railroad employees do not receive Social Secur...Nov 30, 2017 · There are two ways to disable or delete Active Fuel Management on your GM or Chevy Gen IV LS or LS-based Vortec engine—one is to install an AFM Disabler, and the second is to install an AFM Delete Kit. Ever curious as to how often your 2019-2021 Chevrolet Silverado or GMC Sierra 5.3L and 6.2L is cutting off cylinders and entering the Dynamic Fuel Management...May 19, 2021 · For those times, you'd have to unplug it, enabling the AFM system that has sat dormant for who-knows-how-long. You'd also have to wait for all the readiness monitors to set after unplugging it, which requires considerable drive time. From my experience, AFM in the GMT900s doesn't improve the fuel economy enough to risk keeping it. When you’re facing something like this, shutting the AFM down can get you a better MPG while you’re on the steering. The AFM is focused on saving fuel by keeping half of the cylinders deactivated. But when it’s causing you a lower mileage, it’s ultimately doing the opposite of saving the fuel. If you used to have a mileage of 20 without ... Motability is a UK-based charity that provides disabled people with affordable access to a wide range of vehicles. The scheme is designed to help those with disabilities to remain ...Scan Tools Unlocked! Yes, a scan tool can disable afm (active fuel management) on some vehicles. With the right code and program, the pcm (powertrain control module) can be reprogrammed to deactivate the afm system. Afm, also known as cylinder deactivation, is a technology used in some engines to save fuel by turning off a portion of cylinders ...#1 · Mar 24, 2019. What is the cheapest way to disable the active fuel management? I dont really want a tune since they run over $400 USD. Some handheld tuners run around the …Lyle at C&S Corvettes talks about the C7 AFM and recommended options to disable the AFM.AFM DFM Disabler on Amazon: https://www.amazon.com/TECHNOLOGY-AFM-DFM...The AFM disabler on its own isn't worth it in my opinion. Disabling the AFM is a feature on many tuners, so you might as well get a tune for a couple hundred more. Disable AFM, more efficient, better power, better pedal feel, and you own a tuner that can do many things. Like tcmnus said, the other options for trucks have their own issues.Quote: There are a few reasons: Many people find the four-cylinder sound annoying if their vehicle is equipped with a louder aftermarket exhaust. Some drivers want V8 power under their foot at all times. AFM lifters have a history of failing and oil consumption can be a problem.Did the afm disable just fine. Very limited on tuning options. Sold it, just ordered an in tune from lew as well. I'll try the canned tunes and afm shut off first, the data log and buy a custom tune from lew. 4/7" MCG drop, 24" boss 313, 295/35, Diablew Beast tuned :twisted:, UPR Catch can, Jones turbine muffler, iPad dashboard .Applying for Supplemental Security Income (SSI) disability benefits can be a complex and overwhelming process. However, with the right knowledge and preparation, you can increase y...In this video I disable AFM/DOD on my 2016 Chevy Silverado and I also raise my idle on gear so I don’t have the issue of the truck pushing through the brakes...Disable Active Fuel Management / Displacement on Demand Without A Delete Kit? | Good Idea?Tools and parts I use in this video (may be an affiliate links):Ran...The AFM on an OHC motor like the 3.6 V6 is fundamentally different mechanically then on the pushrod V8s like the 5.3 where the lifters are a known weak point. On the 2.7, it's even a different design from the 3.6, as AFM is engaged by moving to a different cam profile (VTEC yo! for those who remember 20 year old memes ), as opposed to ...Aug 18, 2020 · NO CHECK ENGINE LIGHT & NO MODIFICATIONS, DELETE AFM VALVES WITHOUT A TUNE FOR FREE "Fifty” 2017 Camaro 2SS 50th Anniversary Edition.THANKS FOR WATCHING! Sub... 232 subscribers. 775. 171K views 3 years ago #DOD #Tahoe #Silverado. What’s going on YouTube!!! I plan on doing many mods to my 2010 GMC Sierra SLT 5.3 and hope you guys follow …I understand the reason and logic for AFM but IMHO, the words four cylinders and Corvette should never be used in the same sentence. Paul. 2015 Stingray: 1LT Blade Silver, A8, ZF1 Package, Transparent Top, NPP Exhaust, Red Calipers, Carbon Flash Mirrors, Spoiler and Stinger Stripe.When it comes to cooking, having the right tools can make all the difference. For individuals with disabilities, performing everyday tasks like cutting vegetables can be challengin...There are no other negative side effects because it only switches off the AFM system and nothing else. If you do have a failed AFM lifter, the correct engineering solution is to either replace the failed lifter or better yet, remove the AFM hardware completely with a new cam and non-AFM lifters. Edit: looks like we cross-posted.Methods to Disable AFM. Now that we have examined the pros and cons of AFM, let’s explore some methods to disable it for free. Method 1: Using a Performance Tuner. One of the most effective ways to disable AFM is by using a performance tuner. These devices allow you to modify the engine’s computer settings, including disabling AFM. Here’s ...How to Delete or Disable AFM on GM/Chevy Engines. There are two ways to disable or delete Active Fuel Management on your GM or Chevy Gen IV LS or LS-based Vortec engine-one is to install an AFM Disabler, and the second is to install an AFM Delete Kit. Here's what you need to know: 1. Install an AFM Delete Kit.Price. Range Technology Active Fuel Management Disable Device (Blue) Best Overall. Check on Amazon. Range Technology RA005B GM Start/Stop Disabler. Best Stop/Start Disabler. Check on Amazon. DiabloSport Sprint S1000 AFM Module with Start/Stop Disable. Best Hybrid Disabler.To start, you will have to get rid of the camshaft and use a non-AFM camshaft instead when you are deleting active fuel management. In this way, your engine will decrease the compression in the four cylinders by at least 25 pounds. Next, the AFM lifters should be exchanged with standard lifters. After you have done that, you should swap out the ...If you own a Samsung fridge with an ice maker, you may find yourself in a situation where you need to turn off the ice maker temporarily. Before we dive into the steps of disabling...My initial inquiry to Range Customer Support: "I see the note it will not work for the 6.2/10spd, but nothing definitive that it will/won’t work on the 5.3/10spd." Range Customer Support response: "The RA003 units should work fine for the 5.3L 10 speeds." This is an electronic device, it either will or it won't.It's not any different than the sensation of the gears shifting. Plus, she can enjoy the benefits of AFM mileage. Keep in mind, outside of the AFM transition sensation, the major complaint is the lack of quality of the AFM lifters. A Range unit or AFM tune won't rid you of that issue.ECM program delete and level 1 tune - GM Chevrolet 5.3L 6.0L 6.2L AFM DOD Active Fuel Management Displacement on Demand Delete Disable Tuning Service Lifter release tool and oil plug - Shop | Crazed Performance Repair - CPR And this is the videos I used to release the lifter and install the plug, etc. - DOD/AFM | Crazed …An AFM fileset can be disabled by using online disable feature and converted to an independent fileset. Online disable feature can be used runtime and there is no need to unlink the fileset or take any downtime for applications. After the fileset is disabled, files and directories in that fileset will no longer sync with the target or remote ...the AFM module has to be programed for the newer GM vehicles. the diablo tuner also needs programing download from web site so the tuner works . GM/FORD/CHY this works .. diablo tuner platinum : Add Horsepower, Torque and Fuel Economy to your vehicle without even popping the hood! Featuring the latest generation ARM processor.Unknown member Discussion starter. #1 · Jun 16, 2012. I kept running across forums on disabling the AFM function on my '09 GMC SIerra SLE. The switching back & forth from V4 to V8 was killing me. So, I check was my Superchip rep. & sure enough, the flashpaq 2865 series programmer I am using is able to disable the function.Disable Active Fuel Management / Displacement on Demand Without A Delete Kit? | Good Idea?Tools and parts I use in this video (may be an affiliate links):Ran...Likes: 9,733. Received 9,671 Likes on 6,661 Posts. ^^^. The C8 will not go into V4 at low engine temps: Powertrain conditions that will inhibit V4 mode: • Engine speed out of range. • Manifold absolute pressure (MAP) sensor fault. • Accelerator pedal position too high, electronic throttle control.Use the cam bolt provided with your new non-AFM cam to pull the cam out. 28. Remove your lifter valley cover. 29. Tap the oil ports and screw in the allen plugs (optional) 30. Place the 8 O-rings on the oil ports and install your new valley cover. 31.The AFM system has its issues, but I think the failures are less common than in the GMT900s. Still not perfect, of course, so disabling it is well worth the money for some piece of mind. It's not going to completely erase the potential of failure since the hardware is still there, but it will at least lessen it.I have a 2015 Tahoe and disabled the AFM it does not go from 8-4 at all now,raised the idle to 100 rpm more when in neutral and 50 more in gear ,firmed up the shifting to stop the mushy slipping (makes heat and wear),and increased the throttle response.It makes the response so much better.Disabled the speed limiter but left the …It's not any different than the sensation of the gears shifting. Plus, she can enjoy the benefits of AFM mileage. Keep in mind, outside of the AFM transition sensation, the major complaint is the lack of quality of the AFM lifters. A Range unit or AFM tune won't rid you of that issue.Also disables Auto Start/Stop. The Range AFM/DFM Disabler does not reprogram your factory ECU. Leaves no trace. Unplug it to return to factory settings. Fits all V6 and V8 General Motors (GM) active or dynamic fuel management vehicles, includes cars, trucks, and SUVs. This device does not currently support the 2022 Refresh model trucks or SUV's.AFM system explained, major system components, and how to disable.#AFMlifters#DODsystem#lifterfailureOr both can be done. Under Engine - Fuel - COT, Lean Cruise, in the middle you'll see "Displacement On Demand General" and right below it a switch that says DOD. Change that from Enable to Disable and then save and choose Flash - Write Calibration Only. It's now disabled...present but disabled.Dec 16, 2019 · AFM and Range Technologies AFM Disabler. I am currently going through a warranty repair for lifters and rockers on my 2018 Canyon SLT with only 8k miles on it. I started looking into this issue and noticed a lot of people on GM Authority talking about how AFM (Active Fuel Management) may be to blame for lifter failure on the V8 engines. All Cylinders. All the time. The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active and Dynamic Fuel Management systems from dropping cylinders. Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU.Mar 26, 2015 · Nov 9, 2016. #41. MooseMan - I tried the brake booster sensor disconnect on my 2008 Suburban with LC9 to troubleshoot the cloud of smoke I'm getting at cold startup 20% of the time and narrow it down to DOD/AFM. At first the DIC just said 'Service Brakes Soon'. I then got a CELight - I'm assuming it's due to the brake booster sensor being ... 24 posts · Joined 2016. #23 · Sep 28, 2016. Based on Norm's advice that the AFM Range Disabler was the way to go, I ordered the Range and switch. I'm sure there are several ways to install, but for what it's worth I chose to slip the switch behind the left foot trim kick panel and ran the cord underneath the rocker trim panel.There have been members that have disabled AFM had their TC replaced. So using a Range is no guarantee. There are many threads, documenting all the problems 17 and 18 owners had with the Range. You can either use the switch, or a relay to mitigate the Range issues. Reply Like.Use the cam bolt provided with your new non-AFM cam to pull the cam out. 28. Remove your lifter valley cover. 29. Tap the oil ports and screw in the allen plugs (optional) 30. Place the 8 O-rings on the oil ports and install your new valley cover. 31. Before you disable the AFM fileset, ensure that afmShowHomeSnapshot value is set to no on the specific AFM fileset. If afmShowHomeSnapshot is set to yes then you can modify the afmShowHomeSnapshot value by using mmchfileset command. After the value of afmShowHomeSnapshot is set to no you can proceed to disable the AFM fileset. Nov 22, 2019 ... FREE DFM & AFM Disable! Chevy & GM 5.3, 6.2 Owners Watch This ... Why and How to Disable GM's Active Fuel Management (AFM)!. Summit Racing ...The AFM system can be identified by its components. Valley Cover - The AFM cover is called the Lifter Oil Manifold Assembly (LOMA). It's ribbed with solenoids on the underside. It also has an electrical connector on the back. (Non-AFM engines have a smooth cover.) Engine Block - All Gen. 4 blocks have AFM towers and oil passages cast in ...Diablo is the way to go when it comes to tuners. I concur. Key to this is that with a DiabloSport tuner you can do a custom tune without having to go somewhere to get it done. Sure it's not as precise as putting the truck on a dyno, but it's a far cry better than using a canned tune from a handheld tuner.The AFM disabler on its own isn't worth it in my opinion. Disabling the AFM is a feature on many tuners, so you might as well get a tune for a couple hundred more. Disable AFM, more efficient, better power, better pedal feel, and you own a tuner that can do many things. Like tcmnus said, the other options for trucks have their own issues.The first and main step of disabling an AFM is installing the disabler. Now, doing that is not an easy task. The steps of installing a disabler are described below: Plugging in: The engine has to be switched off first. Then the disabler has to be plugged in the OBD-II port. The OBD-II port is under the steering.1.2K. 190K views 2 years ago. How to turn AFM/DOD (Active Fuel Management) off for free using this one trick! I explain in this video how to use the gear selector to force AFM off....The only one I've seen so far that offers an AFM-delete kit already done on a remfr'd engine is Jasper Engines. 2013 Silverado 1500 LT Crew Cab 4X4. Silver Ice Exterior. V8 5.3L Vortec w/ 6-Speed. OPTIONS/ADD-ONS: 6" chrome tube step bars, Protection package, Rear bumper step, Line-X Bedliner.

It can disable AFM, which is called DOD on the tuner, and also you can install a canned tune for better performance, mileage, shifting, etc..or you can work with Lew and get a custom tune. Lew's site is www.diablewtune.com . 2006 Silverado 1500 Atomic Coilover Conversion - Viking Warrior/PAC Springs. How much is the throgs neck bridge toll

Mar 31, 2022 ... FREE DFM & AFM Disable! Chevy & GM 5.3, 6.2 Owners Watch This! DONSLIFE ... Disable AFM for FREE!!! All GM Trucks from 07-19!!! yungengineer ...Apr 4, 2013 · If you reflash the ECU, there are two things that are recorded that the dealer can "see" with a GM scan tool. The first is the number of reflashes the ECU has had (which should match the number of times a dealer has reflashed your vehicle). The second is the CVN code which is essentially an encryption key for the ECU. Aug 26, 2013 · I used my Hypertech to disable AFM on my truck as an experiment. SO many folks are constantly talking about oil consumption, AFM makes for WORSE MPGs, etc., that I thought I would give it a try. With AFM I get between 17.8-18.3 MPG Monday through Friday back and forth to work. I disabled AFM last night and topped off the tank this morning for ... 20915 posts · Joined 2017. #5 · Jan 3, 2022. I purchased a Range AFM disabler for my Tahoe after I began to feel a slight shudder transitioning from V4 to V8 mode. Best purchase I've made for that truck. '19 Escalade Luxury 6.2L V8, '10 CTS4 Perf/Lux 3.6L DI V6, '05 Pontiac Vibe 1.8L I4, '77 Pontiac Grand Prix 6.6L V8.232 subscribers. 775. 171K views 3 years ago #DOD #Tahoe #Silverado. What’s going on YouTube!!! I plan on doing many mods to my 2010 GMC Sierra SLT 5.3 and hope you guys follow to see the...Nov 9, 2016. #41. MooseMan - I tried the brake booster sensor disconnect on my 2008 Suburban with LC9 to troubleshoot the cloud of smoke I'm getting at cold startup 20% of the time and narrow it down to DOD/AFM. At first the DIC just said 'Service Brakes Soon'. I then got a CELight - I'm assuming it's due to the brake booster sensor being ...Jul 14, 2020 · What’s going on YouTube!!! I plan on doing many mods to my 2010 GMC Sierra SLT 5.3 and hope you guys follow to see the progress!!! Check out how to Disable t... Donating to disabled veterans can be a great way to show your support for those who have served our country. However, it can be difficult to know where to start when it comes to ma...Have you recently found yourself locked out of your iPhone due to multiple incorrect passcode attempts? Don’t panic. Many iPhone users have experienced this frustrating situation. ...For those times, you'd have to unplug it, enabling the AFM system that has sat dormant for who-knows-how-long. You'd also have to wait for all the readiness monitors to set after unplugging it, which requires considerable drive time. From my experience, AFM in the GMT900s doesn't improve the fuel economy enough to risk keeping it.Are you wanting to take control and have full power on your Chevy Silverado truck? Then consider this AFM DFM Disabler by Range. This product will give you m...The AFM on an OHC motor like the 3.6 V6 is fundamentally different mechanically then on the pushrod V8s like the 5.3 where the lifters are a known weak point. On the 2.7, it's even a different design from the 3.6, as AFM is engaged by moving to a different cam profile (VTEC yo! for those who remember 20 year old memes ), as …I emailed Range and asked if their product disables both the AFM/DMF and the Auto Stop/Start and received this response ---> Good Morning, The AFM/DFM disabler will disable both AFM and the Auto Start/Stop on pickup trucks and SUVs but not on cars. However, it looks like the 2020 Cadillac XT5 3.6 is not supported, unfortunately. Thank youDisable DOD: Fuel-->COT/Lean Cruise--> set DOD to "Disable". To disable variable camshaft: Airflow-->Variable cam shaft. Set "Camshafts" to "none". Any codes that pop up related to not having whatever hardware anymore: go to engine drag-->DTC's, find the ones that are being set and set to "do not report", uncheck SES.HOW TO DELETE OR DISABLE AFM ON GM/CHEVY ENGINES. There are two ways to disable or delete Active Fuel Management on your GM or Chevy Gen IV LS or LS-based Vortec engine—one is to disable DOD/AFM via a tune and the second is to install an AFM Delete Kit. Here’s what you need to know: 1. INSTALL A DOD/AFM DELETE KITThe AFM disabler on its own isn't worth it in my opinion. Disabling the AFM is a feature on many tuners, so you might as well get a tune for a couple hundred more. Disable AFM, more efficient, better power, better pedal feel, and you own a tuner that can do many things. Like tcmnus said, the other options for trucks have their own issues..

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