Corvette c7 afm disable If the connectors for the AFM valves are not connected, the car will throw a code. C7 General Discussion - Range AFM disabler - It is my humble opinion that if you have an A8, you NEED the V8. 3 Silverado,Range Technology Active Fuel Management Compatible with V6 & V8 GM Motors(Silverado,GMC Sierra,Yukon,Chevy C7 Corvette,Tahoe): Long - Amazon. C7 ZR1 Discussion; C7 Mar 17, 2022 · C7 General Discussion - C7 2019 A. Not the entire car, mind you — just one specific feature. C7 ZR1 Discussion; C7 Sep 30, 2024 · All C7's other than the ZR1 have AFM. Their site claims that it leaves no trace, can't be detected by dealer and therefore would not affect warranty. I will only accept paypal goods and services, this protects both of us. having a feature reminiscent of the Chevrolet Avalanche, which had its share of lifter problems using a similar 4-cyl mode technology? Feb 22, 2016 · The point is that AFM never engages if you're even pushing the car in the slightest. Buy KARTONMOTOR 2024 New AFM/DFM Disabler 5. Actually removed the actuators for both sets. I read where it is knocking over all the Nov 25, 2021 · C7 General Discussion - Question for AFM Users - I'm on the cusp about AFM use in my C7. Oct 5, 2018 · Power to the people. F. I appreciate the fact that I will be able to disable it on the C8 without a tune as again, I'm not buying such an awesome sports car to run on 4 cylinders. The AFM disabler doesn't prevent lifter failure. However the service writer at my dealer said I should be prepared for trouble with my Tahoe when crossing 100kmiles. Full PowerNo more shuddering or dropping cylinders. Now after driving on the second startup get a CEL do not remember the code but it is for the Body Control Module with one of the AFM valves or both. I do not want a Vette with the AFM. We disable at the source and your truck runs as it normally would in 8-cylinder mode. Is there a way I can be sure they don?t open or close anymore without a Dec 11, 2021 · An automatic will go into 4 cylinder in all modes, I think (Maybe not Track?) or if you put the shifter in manual. 2L SC 2015–2019 There is no way that device is going to successfully communicate to disable AFM on Feb 21, 2020 · C7 Tech/Performance - Range Technologies AFM disabler - Anyone using this ? or any other device to prevent the v4 from kicking in ? Guy on youtube said the v4 set up almost ruined his car so hes using this , any thoughts or recommendations ? thanks Jul 24, 2016 · 2014 Chevrolet Corvette Stingray C7 Masterpiece, Torch Red, Jet Black Interior. 2L 2014–2019, 6. For other modes, Range developed a fix, sold a bunch. This is the only product that will disable Active May 22, 2019 · The tune turns it off and that kit removes the afm/dod lifters which have had some failures and replaces them with non afm/dod lifters which are said to be better and plugs the oil paths. Is there a simple plug-and-play tune to disable the 4 cylinder eco mode or whatever you call that? C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. I suspect that this can also be done on the C7 tune but haven't had the chance to see a C7 tune on my HP Tuners yet. If you go to the US forum and punch in the AFM disabler, you'll get several options. 2L GM LT engines. my Jan 3, 2025 · C7 Corvette, 2014 - 2019. Lyle at C&S Corvettes talks about the C7 AFM and recommended options to disable the AFM. We do not trick the ECU with false signal readings. 99 $-Active Fuel Management (AFM) Disable Device afm disabler, c7 corvette afm disabler Factory GM vehicles equipped with Active Fuel Management can disable AFM in a normal operating condition. May 2, 2024 · Yes, everybody in the C7 community either tunes out cylinder deactivation or uses a range type device. Using tuning applications like HP Tuners or EFI Live will allow you to totally disable it on the G8. Apr 10, 2022 · I’ve seen a few places that recommended the Range Technology AFM disabler but I am a little hesitant. I have also read the information on the manufacturer?s site. There are several types of tuners, some will completely disable the AFM, and some will adjust it to your driving style and preference. Four cylinder activation is especially annoying when the NPP exhaust is open in Sport mode and then it goes to quiet mode at reduced Jan 6, 2015 · C7 Tech/Performance - Easiest way to delete AFM and open NPP valves - I have decided I really don't want to mod my 15 Z51 A8 stingray. Who can tell me what Corvettes use AFM (cylinder drop). There is a device you can plug into the OBD II port that will prevent it from ever going into 4 cylinder mode. Leave the engine as is, buy a good extended warranty, and drive on knowing that you're covered in the event the lifters do malfunction. All the time. C7 General Discussion - BEWARE Range AFM disabler or turning off with HPT - I have had either a Range AFM disabler or AFM disabler for about 35000 miles. C7 ZR1 Discussion; C7 Oct 23, 2017 · C7 General Discussion - The Good or Bad using RANGE AFM Disabler - I am trying to find out how many members are using the Range Technology AFM disablers and how they feel they are working and are they possibly stopping the TC problems that are so reported on the forum? C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. AFM lifters are prone to failure due to the on-off AFM/DOD cycling. C7 ZR1 Discussion; C7 This COMP Cams® DOD Delete Kit allows for removal of the Displacement on Demand/Active Fuel Management System on Gen V 6. Jan 10, 2016 · C7 Tech/Performance - C7 engine problems, would you by a C7 today? - I was all set to purchase a new C7 until I started reading about the problems the 2014 to 2016 cars are experiencing, specifically, in cabin electrical issues and engine problems that result in engines freezing up due to metal shards in the oil from The same E92 or E95 PCM that will be used in the C7 has been used in Europe for over 2 years now and no one has been able to crack it It is not as easy as someone ripped off GM's security seed as the E38,E40 E67 or even older 0411 PCMs Jan 25, 2023 · My C7 is also a M7 and I have disabled the NPP and AFM valves. The plug in disabler was bought from a vendor on the US forum site . My neighbor across street has an early delivery C7, and lost his engine at ~106kmiles. Aug 16, 2021 #3 With the range AFM disable, constantly in V8 mode now, i am getting 12. Dec 9, 2024 · C7 General Discussion - AFM Disable - I have always used OBDLink MX+ for all my cars. Primarily their complaints are 1. AFM valves will stay open 100% of the time since the car will stay in V8 mode with the AFM disabler. May 29, 2024 · An AFM delete module can’t manipulate Active Fuel Management like tuners. If I leave it in Eco or Tour mode then it drops to V4 when Nov 13, 2024 · C7 General Discussion - Range Technology Corded Electric Active Fuel Management Disable Device - Was tired of the performance from my C7 going from V8 to V4, installed this today and wow what a difference rides smoother, question is can I leave this plugged into the port if I drive twice a week or should I take it out Jun 27, 2017 · C7 Tech/Performance - How I disabled AFM, why you shouldn't risk it - I've always tuned my Vettes. I have put a few hundred miles on the car using their device and it works perfect. 2015 Lt1 C7 Help Aug 1, 2016 · 2014 Chevrolet Corvette Stingray C7 Masterpiece, Torch Red, Jet Black Interior. Shop the #1 Corvette retailer for the best accessories, apparel, gifts, & more at CorvetteStoreOnline. AFM DFM Disabler on Amazon: https://www. Keep them exercised and active full time like a non-afm motor. . I had a C7 that had a range disabler from day one. May 17, 2020 · Corvette C7; Mid-Engine Corvette; Corvette Racing; Cruze; El Camino; EN-V; Range Technology Offers AFM/DFM Disabler For General Motors Vehicles 2025 Corvette Stingray To Offer Four New Jan 17, 2020 · When it comes to the C8 Corvette, there’s a lot to be excited about — and at least one feature to dread. However, a road test demonstrated that AFM/DOD was not disabled. Sep 23, 2015 · C7 General Discussion - No-Tune Active Fuel Management Disabler Available at CULTRAG Performance - Full power. com FREE DELIVERY possible on eligible purchases Jun 18, 2024 · C7 Corvette, 2014 - 2019. The disabler was a bandaid on a much bigger design problem. New Member. C7 ZR1 Discussion; C7 General Apr 8, 2022 · C7 Corvette, 2014 - 2019; C7 General Discussion; AFM/DFM Disabler; So, either run AFM disabler or my Injen Throttle Controler. When the engine management kicks over to 4-cylinder mode (V4), those AFM valves actuate to control the exhaust pulses for a few reasons - one of the primary reasons being exhaust tone. Our GTs came with AFM. NPP valves will NOT set a check engine code / light if the fuse is pulled. May 2, 2022 · C7 General Discussion - AFM In the Corvettes - I am in the market for a nice C7, Sold the 1957 so I have the $$$. com. Is it any good, how can I disable it, Range, program, swap lifters and cam, on and on. I had long argued it was unobtrusive, but the sound was actually what was bugging me. I purchased the AFM range Disabler from the website directly and it appears to not work. I've done a lot of research on the subject and the folks that have an issue with AFM seem to be a large group and aren't shy about expressing their opinions. Have real bad luck with it in my 6. I would be using in my 2017 Z06. Would it damage my car in any way? Is it better to get a tune to remove the AFM? Jul 26, 2023 · A Range unit or AFM tune won't rid you of that issue. I won't bore you with links to their site because if you are looking for one you already know what it does. Learn about the benefits of Range AFM Disabler. If you unplug or remove those actuators from the system, you will have a CEL/MIL and a DTC. On Corvette, AFM saves more fuel than start/stop, a feature becoming very prevalent in the marketplace. Jun 9, 2017 · Great response indeed - very insightful. com/TECHNOLOGY-AFM-DFM May 17, 2020 · Automotive electronics company Range Technology has released its new Active Fuel Management / Dynamic Fuel Management disabler for General Motors vehicles. C7 ZR1 Discussion; C7 Nov 1, 2021 · C7 Tech/Performance - Range Technology / Disable AFM/DFM - Has anybody used/using the Range Technology equipment to disable the AFM/DFM system that is on the C7?s? I have a 2019 GS M7. They’re a cheap fix for people who want to disable AFM as soon as possible. It Apr 19, 2023 · C7 Tech/Performance - AFM Valves - Changed my Mufflers to a Billy Boat Speedway system. Range uses factory messages sent over the CAN-Bus to "tell" the ECU to stay in V8 mode. AFM causes a variety of drive train Dec 22, 2013 · I learned that the C7 activates 4-cyl mode via Active Fuel Management and for the 7-spd manual it functions only when you set it in Eco mode. Has anyone seen this recommendation or is removing theirs from their Vette. It appears to be something I would like to get for my 2019 Stingray but I still have questions and concerns. Additionally, these valves cannot be “deleted” without the computer freaking out and throwing Dec 22, 2020 · C8 Tech/Performance - Afm disable - Anyone know if ra de technology plans on doing a afm disable for the c8? C7 Corvette, 2014 - 2019. I used a diablo tuner to turn off AFM/DOD when the truck was brand new and have had 50k great miles. Corvette YouTuber Bladed Angel is upset about the C8. Shop C7 2014-2019 Chevrolet Corvette Range AFM Disabler Device - RA003R - Range Technology at Top Flight Automotive. Not so on a Corvette. Can The Range AFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active Fuel Management system (AFM) from dropping cylinders. Additionally, these valves cannot be ?deleted? without the computer freaking out and throwing Aug 30, 2018 · C7 General Discussion - Disabling AFM - What is the reason many C7 owner disable the AFM? Just recently purchased a 2015 Z51 with 13000 miles, and was trying to figure out if this is something I need to do. If you have a manual you don't need a Range device, just stay out of Eco Mode. They originally had some software problems which appear to be Feb 8, 2018 · C7 Z06 Discussion - C7 Z06 A8 can I disable 4 cyl mode ? - As the title says. Manual shift mode will disable it regardless of the driver mode, and regardless of engine/shift setting. Most importantly, it is SEMA Compliant. 2L SC 2015–2019 There is no way that device is going to successfully communicate to disable AFM on Mar 30, 2021 · C7 Z06 Discussion - Does the Z06 Auto need the Range AFM/DM disabler? - Hey Brothers & Sisters, I am purchasing a 2019 Z06 today, and want to know your thought on using a Range unit to disable the AFM/DM? Jun 27, 2018 · C7 Tech/Performance - Range AFM Disabler and warranty work - I am looking into the Range Technology AFM Disabler for my '17 Grand Sport. Intros; In Memoriam. Full Power all the ti The Range AFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active Fuel Management system (AFM) from dropping cylinders. I'm looking for feedback on a couple mods: 1. :) Sep 16, 2022 · C7 General Discussion - BEWARE Range AFM disabler or turning off with HPT - I have had either a Range AFM disabler or AFM disabler for about 35000 miles. C7 Tech/Performance - AFM delete3 ways - Doing a search on AFM DOD delete I find 3 ways to delete: 1) The most popular is Ranger module. C7 ZR1 Discussion; C7 Is there a clear set of HP instructions to disable AFM/DOD for use of after market exhaust,and just plain getting rid of a 4 cylinder Corvette? ha ha DOD/AFM Delete. 00. Jun 5, 2017 · C7 Z06 Discussion - AFM Disable - Thinking about buying the Range AFM disable unit for my 2015 Z06. Shop didn't tell him what they think caused it. Jun 24, 2017 · C7 Tech/Performance - Disabling AFM without changing the tune - So yesterday I disabled AFM/DOD (ie: V4 mode) on my car because it was starting to bug me. Since I've driven mine 83k+ miles since ordering it. Tuners Have Vehicle Parameter Monitoring Capabilities . C7 ZR1 Discussion Just got an e-mail from OBD Link about a kickstarter for something called Carbyte that is supposed to disable AFM on The following excerpt is from an article published by Super Chevy "Getting to Know the LT1 - Part 2: The LT1’s Active Fuel Management (AFM) system uses ECM-controlled deactivation lifters to shut off cylinders 1, 7, 6, and 4, creating a virtual V-4 with an 8-2-5-3 firing order. If all you want is getting rid of AFM, I'd lean towards the disabler. The device confirmed that it successfully applied the stock Tuning with the option, AFM/DOD disabled. It also has AFM. to/2K8TQN0 Also i saw that some people have the latest firmware of the Range AFM Disabler. Sep 10, 2024 · C7 Tech/Performance - C7 Grand Sport AFM Disabler - Is there a noticeable difference between the Range disabler and others. C7 Corvette, 2014 - 2019. The AFM/DFM disabler is a plug-in Jan 10, 2017 · This device keeps it from activating AFM/DOD/V4 mode, which can otherwise activate in any of the mode selections ( ECO, Touring, Weather, etc) for C7s having the auto trans. C7 Z06 Discussion General Z06 Corvette Range AFM device or drive in manual mode Sep 16, 2024 · C7 General Discussion - Range AFM Disabler Issues with OnStar - I've been using the Range AFM disabler for years with very few glitches. Sep 13, 2024 · C7 General Discussion - Any way to permanently disable AFM valves with NPP exhaust? - So I know there is a fuse you can pull but in my past trying that on a 2014, it didn?t really change much with the afm valves opening and closing on its own. On my C7, the sound from AFM was really starting to bother me. Jun 14, 2021 · C7 Corvette, 2014 - 2019; C7 General Discussion; Yes, the Range Brand AFM unit prevents the engine from operating in 4 cylinder mode regardless of any other Mar 15, 2021 · I disabled AFM on my C7 via a tune on day 1 (no way to turn off AFM with an A8). 00 vs 90. Our patented technology is the only product that will disable Active or Dynamic Fuel Management without reprogramming the factory ECU. Now it is time to decide on a kit to replace AFM lifters and related parts. com/TECHNOLOGY-AFM-DFM Dec 23, 2017 · C7 Tech/Performance - HOW TO: Disable AFM Exhaust Valve Actuators with HP Tuners - Many people have found that the AFM exhaust valves for Non-Z06 cars can have issues and fail when the car is driven hard in a track setting. Jul 28, 2014 · Mark, Those valves before the mufflers are the AFM valves, and are actually the same (and installed) on every C7 Stingray. M. (AFM valves WILL set a check engine code / light if the AFM fuse is pulled). Nov 30, 2021 · C7 Z06 Discussion General Z06 Corvette Discussion, LT4 Corvette Technical Info, While you can disable AFM/DOD via the tune rather easily, it doesnt fix or correct Jan 10, 2015 · The main reasons I bought it were; increase throttle sensitivity, increase idle rpm, and disable AFM, in that order. Additionally, these valves cannot be ?deleted? without the computer freaking out and throwing C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. Jul 12, 2015 · Regardless of a physical AFM removal (via a new cam, engine work, etc), those AFM valves are still monitored by the CCM (Chassis Control Module). I just want to be able to Sunday drive this Feb 22, 2022 · Just started hearing the TICK TICK TICK from Cylinder #7 so I am pulling the AFM/DOD, removing the LOMA, installing new cams, pushrods and lifters along with Mar 5, 2021 · C7 Tech/Performance - Simple Question regarding DOD/AFM and Diablo Tuner - I have a 2015 Silverado 6. 2) Doug ECS: AFM can be tuned out. Any negative impacts experienced by C7 owners here. MY CORVETTE is a base 2019 stingray coupe with auto tranny and the Sep 19, 2024 · C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. No tools Apr 3, 2021 · C7 Tech/Performance - HP Tuners - stock 2017 C7 Z51 tune file - I know this is a stretch request, but does anyone have a stock 2017 C7 Z51 tune they could share? I suspect that the car I picked up has an aftermarket tune with snap, crackle, pop and put the cats back on to sell it (and pass smog). This is why I really don't see the point of these switches. On Corvette, AFM saves more Sep 11, 2015 · C7 Tech/Performance - Anyone using an AFM Deactivation Device? - On a C7 LT1 automatic when using one of these units, am I correct in assuming that the AFM exhaust valves will stay open. shudder/vibration SOLVED - Last month I came to this forum in a few new posts about shudder & vibration plus the Automatic tranny gear modes D7-D8 and how these issues react with the active fuel management system. The car has only done 20,000 miles and collapse an intake lifter on number 7 cylinder [prior to that ,the car drove beautifully, nice and smooth, plenty of power etc etc]. Range's patented technology is the only product that will disable Active and Dynamic Fuel Management without reprogramming the factory ECU. It had Start/Stop, which can be bypassed by turning off a switch or changing driving modes, but the car started each and every time in Comfort (eco) mode, with Start/Stop activated - no matter what mode your last trip ended in. I am not interested in adding horsepower or more rigidity to the engine. C7 ZR1 Discussion; C7 Apr 8, 2021 · This service bulletin outlines the details and functionality of the Active Fuel Management (AFM) system found on the 2014 - 2019 C7 Corvette and the 2020 - 2021 C8 Aug 31, 2020 · C7 Tech/Performance - C7 LT1 DOD / AFM Delete questions. C7 ZR1 The Range AFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active Fuel Management system (AFM) from dropping cylinders. Unless to go into major engine modifications, the lifter issue will still exist. Jan 1, 2022 · That's like taking a restrictor out of the system saving pumping losses. There was catastrophic lifter failure at 40k miles. Base 2017 Stingray no mods other then the mufflers. Oct 27, 2019 · C7 General Discussion - AFM in Sport / Track mode - Hi All I am new to C7 ownership and I just wanted to clarify something. I've always done all the scheduled maintenance on time AND started using a Range AFM disabler right away and occasionally would remove it just to activate those Nov 24, 2019 · In our C7 Z06, we kept exhaust and steering in track mode and yet for day to day use we chose to keep the suspension in sport (rough roads and the Z06’s suspension made that the most enjoyable for us 90% of the time — plus GM advised against leaving the suspension in track for most street roads; bent rims was one example given to us at Spring Mountain). Nothing for 2020+ CORVETTE: 6. The Standard level kit contains all the components needed to remove the systems that disable four engine cylinders under light-load conditions to improve fuel economy but also limit performance in the process. I can't remember the name of the company though. The Standard level kit contains all the components needed to remove the systems that disable four engine cylinders under light-load conditions to improve fuel economy, but also limit performance in the process. - Hi everybody here, I have few questions regarding my [my wife's] 2016 LT1 3LT Auto. Usually out of warranty, but when I started getting Drag Control Active messages on the DIC during decel, I knew I had to correct for tire size on my C6. Google Range AFM disable. Some say you cant with the stock lifters etc, some say you can. Install an AFM Delete Kit Oct 26, 2023 · C7 Corvette, 2014 - 2019. However, in talking about the melting AFM valves, Tadge said this: Also, the AFM only works in Eco mode, so it is easy to avoid if you want to. Big price jump 213. However two things that I really would like to change is I want the AFM tuned out and turned off for good and the NPP exhaust always open. So the tune truly shuts down v4 mode but doesn't eliminate the remaining failure points which is where this kit would come into play. C7 ZR1 Discussion; It might cause AFM to be disable (folks have speculated) but you can see from its description in the Owners Manual Sep 12, 2019 · The C7 A8 turned off AFM when the transmission was put in manual mode. More information is available at Lyle at C&S Corvettes talks about the C7 AFM and recommended options to disable the AFM. For me, I run my injen and deal Jan 14, 2025 · C7 Tech/Performance - Afm, hair on fire! - It brings to my face a smile and a slight chuckle about all the AFM posts. C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. Jun 27, 2022 · I applied the latest updates to the device and commenced to disable AFM/DOD on my 2017 Stingray. C7 ZR1 Discussion; C7 General Discussion; C7 Tech/Performance; C7 Z06 Discussion; I don't know what people have against the AFM Sep 18, 2022 · C7 Tech/Performance - AFM lifter/etc delete kit - which one to buy? - On another thread I have been describing my AFM woes. My logic is that I didn't purchase a sports car with 460hp to run on 4 cylinders. But that will void your warranty. The system is not reliable, not covered by warrantee, and Nov 30, 2017 · How to Delete or Disable AFM on GM/Chevy Engines. For many cars, start/stop is a great choice because it is almost transparent to the occupants. 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. Active Fuel Management (AFM) aka Cylinder deactivation aka V4 mode, first introduced on the C7, is being retained for the C8. I had a 2017 camaro ss and did an exhaust and all I did with the afm valves was kept them plugged in and zip tied under the car, can I do that same thing with this corvette or do I need to order the afm Apr 4, 2019 · C7 General Discussion - Range AFM disabler concerns - I have read a lot on this forum about the Range AFM Disabler. Jun 23, 2023 · C7 Z06 Discussion - Disable AFM in HP Tuners Stock ZO6 - I have been searching and getting different answers on what is the correct way of disabling it. Sep 8, 2020 · C7 General Discussion - Range Technologies AFM Disabler - Thinking of getting the Range AFM Disabler based off all the positive reviews. As to the point about Start/Stop, I recently had a Mercedes AMG C63s - 503HP, twin turbo V8. Lets just face it, GM has stuck us with this horrible system since the 80's with the Cadillac 8-6-4 system. The only way to prevent it on the previous years was an AFM complete Feb 18, 2024 · C7 Tech/Performance - HOW TO: Disable AFM Exhaust Valve Actuators with HP Tuners - Many people have found that the AFM exhaust valves for Non-Z06 cars can have issues and fail when the car is driven hard in a track setting. 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. Sep 27, 2021 · C7 Corvette, 2014 - 2019. What else is involved. C7 ZR1 C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. C7 This COMP Cams® DOD Delete Kit allow for removal of the Displacement on Demand/Active Fuel Management System on Gen V 6. C7 Tech/Performance - HOW TO: Disable AFM Exhaust Valve Actuators with HP Tuners - Many people have found that the AFM exhaust valves for Non-Z06 cars can have issues and fail when the car is driven hard in a track setting. I just want to disable it going into V4 mode, thats it. Thank you; I didn't Apr 23, 2021 · C7 Corvette, 2014 - 2019. Additionally, these valves cannot be ?deleted? without the computer freaking out and throwing Sep 15, 2023 · C7 General Discussion - Range AFM disabler - I have a 2015 base, has any one used one of these to cancel out the AFM system? C7 Corvette, 2014 - 2019. C7 ZR1 Discussion; The only C7 that does not come with the AFM is the 2019 C7 ZR1 All the rest of the C7's have AFM. Jul 15, 2015 · C7 General Discussion - AFM disable device battery drain? - In reading the brief instructions for the Range Active Fuel Management Disable Device it mentions unplugging it if the vehicle isn't being driven for more than a few days as some vehicles will experience battery drain. 2 GMC Sierra. They recently came out with their CARBYTE product to defeat the AFM stuff. Active Fuel Management (AFM) or Dynamic Fuel Management (DFM) is available on a number of recent GM models to help improve fuel economy, including 2014 - 2019 Corvette, Silverado LD, Sierra Limited; 2015 - 2019 Escalade, Suburban, Tahoe, Yukon; 2016 - 2019 Cadillac CTS-V, Camaro; 2019 Silverado 1500 May 24, 2014 · I come from the Pontiac G8 crowd. Options: 2LT Package, 6-Speed Automatic Transmission, Chrome Wheels, Performance Exhaust, Navigation, Transparent Roof, Red Brake Calipers, Battery Protection. AFM isn't engaging during track day at Talladega in the back stretch in 7th/8th gear at 150 mph. I searched and was only able to find one and that is the RANGE Disabler. I coast at 45 mph and v4 mode still kicks in. I'll be find with it's stock performance. It has C7 Tech/Performance - AFM/DFM disabler - Just purchased a 2017 Grand Sport. amazon. The Range AFM Disabler Device keeps your vehicle in 8 cylinder mode 100%, preventing the Active Fuel Management system from dropping cylinders. $99 + Shipping Nov 5, 2020 · BUY IT ON SALE ️ https://www. That is the only mode where AFM can activate in an M7. 2. From restoration to performance we offer the highest quality parts & accessories for your project. com/dp/B019PK5KFA?tag=shark00f-20Main Features:Make sure this fitsby entering your model number. Just wondering if any of you that have the latest version have had Apr 15, 2023 · C7 General Discussion - Range AFM/DFM Disabler - I saw on the net that it is recommended that your Range AFM/DF Disabler be removed between uses if you use your Vette infrequently. I see posts mentioning that the A8 C7 will go into V4 running in any mode, however, I have tested my car (2019 GS) on the highway. Jul 23, 2022 · C8 General Discussion - AFM shut off? - Is there a way to shut off the AFM function for as long as you want and then turn it back on? C7 Corvette, 2014 - 2019. Simply plug in Range into your onboard OBD-II port and it instantly begins working to eliminate the AFM system. Lately, however, when OnStar did its monthly diagnostic scan, it sent a message with basically all the cars systems failed along with a comment like Aftermarket device plugged Aug 9, 2019 · Active Fuel Management/Dynamic Fuel Management on GM Models. Aug 1, 2023 · C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. I would think one that was made for a 2016 C7 may not be the same as one made for a 2019 C7 due to the 3 year gap in technology. We can send you a Diablo In Tune programmer that can take care Jan 3, 2025 · C7 Tech/Performance - AFM disabler - How to decide which RANGE AFM disabler is the most current for the 2019 C7? I don't want to buy one that is not the most up to date. Nov 24, 2013 · 2014 Chevrolet Corvette Stingray C7 Masterpiece, Torch Red, Jet Black Interior. Range AFM Disabler keeps you in full power 100% of the time. IMO anything that plugs into a Aug 16, 2024 · The NPP valves will stay open 100% of the time if you pull the correct fuse. I’m kinda upset as this is my dream car and I’m This COMP Cams® DOD Delete Kit allows for removal of the Displacement on Demand/Active Fuel Management System on Gen V 6. A GM tech I know had told me at one point that it's common that when that system is disabled for a long time, and then subsequently re-enabled by removing range or Mar 13, 2020 · C7 General Discussion - AFM Disabler not working - Hi all, so I just bought a c7 3 weeks ago and noticed the v4 mode cylinder issues. Hearing a lot of discussion on disabling the engine drop to 4 cyls causing engine or transmission repairs. How many of you are tuning out this feature to run the LT4 as a "regular" V8 vs. Two bent pushrods, cracked piston, failed lifters. 5L / 100 Km on Trip B odometer, which i reset Feb 28, 2020 · I'm glad to see that with the C8 that Active Fuel Management (AFM - cylinder deactivation - V4 Mode) is implemented only when in higher gears, and is disabled fully when driving in Track Mode. Jun 19, 2018 · C7 Tech/Performance - Range AFM Disabler VS Diablosport AFM Disabler - What is the difference between the two? Does anybody own a Diablosport AFM Disabler? https://amzn. 6R1 Range AFM disabler!!! It makes a REAL difference in how your Vette operates and will probably save you from TC/trans issues that this car occasionally experiences. A GM tech I know had told me at one point that it's common that when that system is disabled for a long time, and then subsequently re-enabled by removing range or Oct 25, 2024 · C7 Parts for Sale/Wanted - Range AFM disable Blue Like new condition - I have tuned out my AFM so I no longer need this Range device. Not even sure I have it, but when I find out if I do or not, I was thinking about trying it. C7 ZR1 Discussion; C7 Sep 15, 2024 · C7 Tech/Performance Corvette Technical Info, Internal Engine, Whatever GM did for the MT motors to disable the AFM you would think that it could be done to the A8 Aug 16, 2021 · Corvette C7 Z06 Province MB. BTW, if you drive stock in M, AFM is inactive. Oct 10, 2024 · C7 General Discussion - AFM Lifter Failure - Count me on the list of owners with AFM lifter failure. Unlike the NPP actuators, the AFM actuators are constantly monitored with bi-directional communication. C7 ZR1 Discussion; C7 Jan 5, 2025 · C7 Tech/Performance - C7 AFM disabler - Looking to buy a AFM disabler for my C7 GS that is only made in the USA. Anyway, in looking at the parameters that control DOD, I was wonder what you The Range AFM/DFM Disabler allows your V6 or V8 GM vehicle to run in full cylinder mode at all times, preventing the Active or Dynamic Fuel Management system from dropping cylinders. Active Fuel Management (AFM) Disable Device – Range Technology. Nov 27, 2024 · C7 Parts for Sale/Wanted - RANGE TECHNOLOGY AFM-DFM DISABLE, Red ,Compatible With V6 & V8 GM Moto - $99 - Used GM AFM Disabler RA003R Red Used on my 2017 Corvette which I have now sold. :cool: In my C7 I typically drive 95% of the time in Track Mode, since the throttle response is sooo crisp. Aug 7, 2022 · C7 General Discussion - AFM and 2019 C7s - On my '19 Stingray M7 I never see the AFM indicator illuminated as I did on my '17 M7, and posts on the forum indicate that AFM was not available on the '19 MY. Restore and customize your Corvette with this 2014-2019 Corvette Range AFM Disabler Device. Aug 10, 2016 · C7 Z06 Discussion - AFM and driving mode - I have seen V4 in every driving mode except track so far (definitely in Sport) when driving my A8 in Auto. Fast and easy setup. Thanks in advance for your input. Range's patented technology is the only product that will disable Active Fuel Management without reprogramming the factory ECU. If you have a manual, even when set to the ECO mode, the V4 mode will not engage when using this device. Delivered to our home on 2 March 2014 from MacMulkin Chevrolet, Nashua, NH. I have sent an email Jun 30, 2021 · C7 General Discussion - Afm valve disable - So I just bought a 2016 corvette and am putting a axle back exhaust on. I have a 2019 ZO6 A8. 217. Paying for a name is not worth it to me, however if there is a noticeable difference in performance and longevity then that is a different matter. Feb 18, 2024 · C7 Tech/Performance - HOW TO: Disable AFM Exhaust Valve Actuators with HP Tuners - Many people have found that the AFM exhaust valves for Non-Z06 cars can have issues and fail when the car is driven hard in a track setting. As a racer it is klinda worky for me and I have something else for my OBD2 port. C7 ZR1 Discussion; C7 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. C7 ZR1 Discussion; C7 C8 General Discussion - C8 AFM Disable? - Is there any way to disable the active fuel management on the C8? C7 Corvette, 2014 - 2019. C7 ZR1 Discussion; C7 Jul 3, 2023 · Also will a tune be able to disable AFM? LOG IN; REGISTER; Forums. Dec 27, 2024 · Thats a C7. GM TechLink: August 9, 2019. Install an AFM Delete Kit. Granted the C8 hasn't had the AFM lifter failures like the past. Oct 11, 2021 · C7 General Discussion - New Member: Disable 4 Cylinder Mode - Hi C7 friends, new member here with a new to me 2015 C7 Z51 3LT with auto trans. Here’s what you need to know: 1. C7 ZR1 Discussion; C7 Dec 9, 2016 · C7 Corvette, 2014 - 2019; C7 General Discussion; The only better solution is a tune to permanently disable the stupid AFM. 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