4l80e swap 4l60e. For whatever reason I cant get the speedometer to register.

4l80e swap 4l60e. Have a transmission tech question? Please visit one of the links below or start a thread - mention me via @NickTransmissions and I will reply asap - Thanks! Apr 20, 2020 · The only thread I found when I searched “4L80e” was one pertaining to pcm issues in a GMT400 truck with a 6. I had a p1860 but now is gone after I fixed my wiring issue. Yes, it's a V6. The time now is 07:31 AM. Nothing crazy something for maybe 100hp upgrade. A properly built 4l60e can more than handle the OTHER VIDEOS IN THIS SERIES:4L60e to 4L80e Transmission Swap - What to buy - https://youtu. Dec 1, 2010 · 4L60e-4L80e Swap The 1988 - 1998 GMT400 Chevy & GMC Pickups Message Board Jun 5, 2010 · Ok peeps I have been contacted by a member of this forum about possibly building a crossmember for the 4L60E to 4L80E swap. It just goes from 21 to 24. I have heard that it will control the transmission just fine with the repin. It is fairly simple to make a 4L60E harness from a 99-07 1/2 ton 5. Will I need to do a segment swap to swap out the trans or can I simply select 4l60e from the dropdown in the Transmission tab? Sorry if this is a dumb question, I am very new to this world and looked through the how-to's and didn't see anything for that. 6L80E Unlock enhanced performance! Dive into the essentials of transitioning from a 4L60E to a 4L80E transmission. In my trans I ordered a complete factory overhaul kit with all new seals, clutches, bushings, and etc. The tricky part of the 4l80e swap is the wiring and ECM control. 7L. to/3QlepYh converter spacer https://amzn. I have access to a donor truck and considering this swap. The 4L60E segment can run the 4L80E if the trans harness is modified basically: - discard the 3-2 control solenoid signal, - use a relay to invert the 2-3 shift solenoid signal, - drive TCC PWM from TCC On/Off or from TCC PWM thru a relay gated by TCC On/Off; ( those changes a simple ) If you swap in a 4L80E segment you still have to modify the trans harness (TCC PWM pin has to be moved Feb 8, 2019 · Was this vehicle originally equipped with a 4L60E? If so, did you re-pin the white wire, or otherwise move the TCC PWM wire over to where the white wire was previously in the trans connector? Jun 23, 2013 · Looking for you transmission and interchangability gourous, My 4L60e is starting to act up, harsh shift from 1st to 2nd, so I'm thinking a 6 speed tranny would be pretty sweet in my truck. It’s a proven strong and dependable transmission and it’s also what came as the original automatic transmission backing up a good majority of LS engines out there. Nov 25, 2022 · 72 K20 6. 3 (WATRA30-18) from ICT Billet and browse through a huge selection of Made in USA LS/LT swap and conversion parts, manufactured at the state of the art plant. 383 crate engine, ~7" of lift, 35s, and I nice stereo. Its very popular when doing an LS swap. 7. 3 (LY5) into my '57 and, after the fact, decided to add a 4L60E to 4L80E segment swap was verified to be correct transferring both the 4L80E transmission and the trans diagnostics when looking at the calibration data in the tunes. If you have a 1998-2006 Transmissions and some 2007's with a 13 PIN connector see part B3100 The AN A49 ADAPTER FOR 2007-2009 (15 pin) with the EXTERNAL Gear Select Switch on the driver side of the transmission. Long story short, the stock 4. My question is, what era of 4l80 will work for this swap? I plan to use a swap harness to make the swap a little easier and quicker. be/4MhOLgqVaPo4L60e to 4L80e Swap - Making the Transmission Crossm Learn whether a 4L60E torque converter will fit a 4L80E transmission, and differences in spline count, size, and bolt patterns. It's all external in a TCM. pdf 4L80E. I do have 08 Express 6. I got a new rear drive shaft made and it fit within spec but now I need a new front driveshaft. That means the slots probably not being used in a 4l60e truck. Parts I used:more Dec 17, 2014 · i have been reading around about the swap and all i see is tons of pages on how to swap into the 04 or anything ls1. This turned out to be somewhat of a learning experience and I never found all of this information in one place, so I thought I'd post what I've learned here. Can this transmission be swapped out for either a heavier-duty 4-speed (4L80E, 4L85E), or the 6L80? Part of me Oct 27, 2013 · i have a 05 silverado 5. I disabled slip detection by temp (P1870) as mentioned in the swap thread as well. There's a lot more to it than just programming, there's also wiring differences. Subscribe now - video 4 coming soonOTHER VIDEOS IN THIS SERIES:4L60e to 4L80 Jul 31, 2023 · This is an overview of what it takes to swap a 4L60e to a 4L80e in a NNBS Chevy truck or SUV parts used in the swap flexplate https://amzn. Hope this helps. 0 will have the computer and harness already. Either Nov 21, 2011 · I am a new member and this is my first post on this site. Oct 30, 2023 · I have an '03 Tahoe with the 5. Its a fairly simple task to complete since most of it is plug and play. Aren't the 4l70e transmissions in our tbss'es the same electronically as the gmt800 4l60e's? Dec 8, 2015 · Nnbs 4x4 4l60e-4l80e swap Jump to Latest 5. 3 that used to have a 4l60 without One of the most asked question that I see on many LS forums is, how hard is it to swap out the 4L60E to a 4L80E, and is it worth it? To answer this question, I want to take a look into both of these transmissions, to really get a better understanding of the advantages and disadvantages of both transmissions, so you can make the best decision for your application. Thread Tools Display 08-15-2013 09:14 PM #1 ResourceReaper The OS is 24251063 and has 4l60e gear ratios programmed in it. If wired up exactly as the diagram at the bottom of this post you should have no problems controlling your 4L80e. I don't see how this wiring would impact my issue at all, but here it is all the same. Today we wrap up the 4l60e to 4l80e swap with wiring and tuning options. Neutral safety switch bracket- My 4l80 came with one but with old style NSS. com Apr 19, 2007 · The 4l80e comes factory strong unlike the 4l60e so it doesnt take much in upgrades to make them bullet proof. What Hey Everyone, I'm in the last step of a 4l80e swap into a 2002 Camaro. 0 swap over the the oe SFI 5. I've read up on how to do the segment swap which seems easy assuming you can find another stock file with your OS ID#. 2005 Chevy 1500, 2wd, 4. At this time we have in development an adapter kit for the C4 Corvette to replace your 700R4 / 4L60E transmission with the much stronger 4L80E transmission. There are several possible donor trucks up where I live so I need to know if any other years besides 2004-2005 will fit with limited alterations Product Description 4L60e or 4L70e to 4L80e Plug and Play Adapter This adapter is for 2007-2009 Transmissions that has a 15 Pin Connector. Crossmember for the 4L60E to 4L80E transmission conversion, 2007 up Tahoe (NEW BODY STYLE) and some others. 7l, even one with moderate mods, there is ZERO reason to swap to a 4l80e. I know I can do the swap, I'm just running into problems trying to find out how/where to tune the tcm for the 4l80, can anyone help? I'll make a thread later to show how I'm doing it, if I can get past this part Apr 14, 2014 · Easier 4L80e swap Please read this whole post and all post I have mentioned in it, I tried to leave as much info here as possible. I was thinking about ordering one online Oct 24, 2017 · 4L60e to 4L80e Plug and Play Adapter There are a LOT of options out there for wiring adapters. The PCM and wiring is from an 02 Silverado 2500. So flash back to the stock file, perform the segment swap and then re-install the 3 bar OS and copy over all the tune information. can anyone help me out finding a already active thread or tell me how to do this swap. Will a transmission crossmember from a K2500 of comparable years a) bolt to my K1500 frame, and b) line up with the 4l80e? All I seem to find on ebay and such places are custom crossmembers for Dec 15, 2009 · I have read great reviews from members of other forums. The 4l80 is out of a 2500 2000 ext cab 4x4. Last year I swapped out my carb 305 for a TBI 350. This is the 3rd video in the 4Wd 4L60e to 4L80e Transmission Swap Series. I am just curious if anyone has recomendations/part numbers for the other things left over for the swap? Im just trying to get the pricings right im working on a budget for this build. Apparent the user ability to swap segments using HPT is on the horizon. 0- 370 ci Iron Block, Weisco Pistons -3cc dish, Eagle rods 6. Shop 4L60E Transmissions- Gearstar is the leading provider of custom-built high performance transmissions, torque converters, and drivetrain components. Aug 9, 2007 · Swap your 700R4 / 4L60E transmission to the much stronger 4L80E transmission with our new double strength case hardened output shaft and adapter kit. The engine is less stressed on the highway, which means you’re less stressed, and the ride is quieter with lower engine speed and less fuel consumption. The tach and everything else works. If you are capable of rebuilding one, you can find them for short money and do the work yourself. It simplifies the wiring process by providing a dedicated harness for the engine and transmission, separate from the vehicle’s original wiring. 2. Dec 19, 2024 · 4l60e to 4l80e info I have a 96 suburban an the second 4l60e trans went I got a 4l80e to swap in out of a 2000 k2500 with ecm wire harness an all an I am having trouble finding info on the wiring pin out for the swap keeping the black box ecm everything is for the 411 I'm finding if someone has good info an can GM Drivetrain & Suspension - 4L60E to 4L80E Wiring Swap - Edited: all info on this post. The 80842 aftermarket shifter has a backup light switch and a neutral safety switch on it. Just got a 96 K1500 from my father in law, the engine was blown when he got it so I installed a 2000 5. There are a LOT of options out there for Nov 29, 2012 · I am about to do this 4L80 swap in my 2006 SS and I am purchasing lc32's package. Thanks. 1K views 3 replies 3 participants last post by John Sullivan Jul 17, 2019 supaman Discussion starter Jan 27, 2018 · So I'm almost completely done with a 4l60e to 4l80e swap with a lq9 in front of it, using slider mounts i have adjusted the engine and transmission in place. Until then, you have two primary avenues. Now add a few modifications to it, trust me, it won’t last long. Complete trans wiring for the 4l60e and notice at the very bottom of that dashed line box on the left is says C2 and also notice that in this picture slots 22 and 23 are not listed. So now you can put a 6l80 behind a 5. I re-pinned the plug at the trans and at the ECU to support the 4l80e. On all of the GENIV stuff, like yours, trans swaps are stupid easy, as there is nothing in the PCM anymore. The 4L80E handles notably more power and torque than its 4L60E partner in stock configuration, and is a great choice for high horsepower builds with modification and aftermarket availability. Obviously tuning and all that But anyway I ended up using the TCM portion of a previously licensed e38/T42 4l80e tune I had done for a friend so I just opened up the donor tune, plugged into my truck and selected Do Not Write on the engine portion and selected write entire to the TCM Re-read entire and voila, my engine tune now with a 4l80e segment/calibration. Nov 24, 2019 · I've been doing some hunting and it seems as though the poorly rated 4L60E (with which we already had a run-in) carried all the way through the 2009 model year for the Suburban 1500. 8l, 3 5. Worked as I had planned. As of right now it only drives in 1st. The donor is an '06 Silverado 2500 HD I've been thinking about getting a Chevy Tahoe and boosting it but am trying to decide between 4L60 and 4L80 Is there a significant length and size difference between a 4L60 and 4L80? I know you can swap a 4L80 into a Tahoe but I'm not sure how much work it is to adapt it, whether I need to bang out the trans tunnel, get a custom driveshaft, etc. See full list on 700r4transmissionhq. The truck does a 3rd gear start and will not up/down shift. This harness is compatible with 1998-2002 Camaro/Firebird, GTO, and all GM trucks and SUV’s from 1996 to 2006. Dec 17, 2024 · A standalone harness for your DBW LS engine swap is essential to ensure that all electronic components communicate properly and function optimally. Also my 4l80e came with only 1 speed sensor in the front for the input shaft speed. 0L Yukon that had a 4L60E and I'm changing to a 4L80E. If you're looking to swap your 4l60e to a 4l80e, OR doing a complete LS swap, you can RE-WIRE the 4l60e plug and PCM for FREE or next to nothing!! Here's how Dec 24, 2011 · DIY: 4L80-e complete swap guide. Nov 6, 2024 · Swap a 4l60 to a 4l80 A popular swap in the LS world is upgrading to a 4l80 transmission from a 4l60e or a 4l70e. May 13, 2023 · 4L80E Transmission Interchange Chart You know, recently, I purchased a 2000 C3500 CCLB. My question is can I just plug in the 20 pin connector to the 4L60E and have no problems? Aug 30, 2024 · So I did the 4l60 to 4l80 swap in my 1500 2003 ext cab truck 4x4. 3l engines 1 4l80e gm reman 2wd 1 4l60e 2wd and 3 4l60e 4x4 and one jasper reman 4l80e 4x4 all 99-06 drive by cable and drive by wire. Works with the #3XX deep cast aluminum pan that holds 3 3/4 extra quarts of fluid. Mar 9, 2023 · Find out the differences and similarities between the 4L60E and 4L80E transmissions with information on how to swap them. I'm going to be running a 4L60E in the vehicle that I am using the tbi for. . It is a 4L80E transmission vehicle, and I was pretty sure that it was toast. 5 N/A motor swap into my 99' Suburban K1500. Between each change I have the car lifted and am running it in gear to see if I register anything on the speedo Jan 27, 2016 · Installing a 6. The Burb' originally has a 4l60E and was planning on a 700R4(built) but came across a 4l80e/NP 241/front driveshaft combo in a "junk yard" for $180 $$$. It’s great the new generation GM trucks with LSX engine variants are probably the most Apr 17, 2008 · It has the 4L80E in it. The thing drives like a toilet, the usual lock up, shift problems, lack of commanded gear control problems I have been reading about. Sep 2, 2023 · I have an 04 silverado with the 4l60-e transmission. This wire adapter harness compatible with 1998-2006 transmissions, ensuring a perfect fit for your vehicles initially equipped with LS series 4L60E transmissions Superior Materials: Our Aug 19, 2024 · I have a 1997 GMC Suburban K1500, with 5. I lost reverse and 2nd gear a few days ago and yesterday I lost all but 1st on my way home. Dec 15, 2020 · Any 95+ 4l80e can be made to work. You will need the 4l60e to 4l80e conversion harness May 3, 2012 · Swapping 700r4 to 4L60e (or possibly 4L80e) Here is this years long term project. Am I able to delete that switch? also, i can use the OEM TCM to control the 4l80e with a segment swap? Jun 2, 2015 · I'm in the process of installing a fully rebuilt 6. 0 or 6. 3L truck work with a 4L80E transmission. He also sent me a link to the Oct 26, 2020 · I know that the output shafts on the 4l60e and 4l80e are different and by consequence the input shafts of their respect transfer cases. Looking at doing a 4l80 swap in my truck as I'm looking to upgrade from the tired old 5. FYI I've done - sonnax sure cure with AFL reamed - pump drilled to Aug 2, 2012 · I am trying to determine the pros and cons of a 4L80 segment swap vs repinning the connector and running the 4l60 tune. 0 4l80e swap questions LSx SwapsAll times are GMT -4. Transmission connector: 139810 Remove cover: 139811 139812 Remove white end: 139813 Small knife works good to bend the lil grey clip back to remove the ends: 139814 Put the white Feb 14, 2011 · #10D. 0L truck with 4L60E By powermonger in forum 4speed RWD/FWD Transmission Tuning (incl T42) Replies: 2 Last Post: May 19th, 2010, 03:59 AM Instagram: SiskBuiltTikTok: SiskBuiltBusiness Inquiries: siskbuilt@gmail. (I'm not asking about 4L60E's at all I don't have one and I just swapped in 4L80E into a 2013 Silverado that was originally 4. The 4L80E is a great all-around transmission choice for most swaps and a great upgrade for TH400 vehicles with the addition of the overdrive gear. We can either reprogram your existing transmission control module (TCM) or provide you with a new one that is already tuned for a 4l80e. If so how did you adapt it to the c beam? I know the 4l60e has a tailshaft adapter available, may go that route for simplicity, but would like the beefier 4l80e if Mar 27, 2014 · Finally had a chance to test drive after my 4l80e swap. 5 I'm Aug 1, 2011 · The 4l60e went out maybe 6 months ago, I recently bought a 4l80e from a junkyard for pretty cheap [came from a '98 Chevy 3500]. What else would I need to make this swap Mar 1, 2012 · Like the title says, I'm looking to swap from a 60E to an 80E in my red '97 C1500. Jan 11, 2019 · ICT Billet Transmission Wire Adapter Harness 4L60E to 4L80E 18" with VSS Connector OEM Color TXL LS1 LM7 LQ4 5. Some have relays and other non-needed parts to try and get away from a segment swap in the PCM for the 4L80e. Jul 28, 2004 · So if I had a 2000 2500 silverado with the 6. This custom made crossmember moves the transmission mount to the correct position for the 4WD Tahoe 4L60E to 4L80E conversion. I swapped a Gen IV 5. All of the 1998-up cases used behind the LS family of engines used the separate bellhousing style of case. The Dealer will only program the controller (s) with VIN related OEM calibrations - hence your truck was, and still is, programmed for a 4L60 transmission. I had inquiered a while back about doing an LS based swap, even with my built tranny, a lot of other members suggested the upgrade. This was on a 95 TBI computer with a 7427 computer. Talked to my local dealership in bemidji mn and they say 2500 to 1500 swaps Apr 5, 2023 · Good morning everyone. I'm really baffled as to what I'm missing. Now that its all tuned and running perfect I'm in love. I am using my 4l60e that was in the suburban. 8L. Dec 11, 2015 · Hi all, new to the forum and new to owning a GM pickup. I can get my hands on a harness crossmember and flexplate easily, but I was wondering if the 60e’s lines and transfer case will directly swap, and if my one piece driveshaft would fit it if I swap to the 32 spline shaft? It’s a 03 Sierra 1500 Apr 15, 2016 · 4L80E Swap Progress - HOW-TO (COMPLETED) -------------------- UPDATED 6-5-16 - DELETING THREAD and all info -------------------- I went to post some parts for sale and received an "infraction" for posting a link to HI-RES google album photos because this forum has such low image upload limits. So I'd like to know if this swap is even possible or if anyone has done it BTW my truck is an 04 Sierra Jan 3, 2024 · GM Drivetrain & Suspension - 4L60E to 4L80E Wiring Swap - Edited: all info on this post. If all you hace is a 5. For whatever reason I cant get the speedometer to register. Sep 28, 2021 · The General Motors Company manufactures two types of car transmissions, namely the 4l60e and the 4l80e. This is my build inspiration, a 9 second Chevy Oct 29, 2018 · Hi guys doing my 5. All I have left to my knowledge is to have the computer reprogrammed. 3 Flex, 4L60E, and NP246 (auto 4wd) transfer case. 3 4. 0 Ls with a 4l60e that is standalone and swapped into a jeep (I only added this just incase that matters for the segment swap) I swapped a 4l80e into it. Seems Like it may shift a bit early for my taste but that is probably due to my chip coming from a service box van and I have not Dec 21, 2013 · Today's project was to get my 4L80 shifting correctly. Oct 24, 2016 · My 4l60e blew up and no telling what kind of crap might be in the lines. I've done the following to diagnose. The Driveway Engineer helps you answer the 4L60 vs 4L80 transmission question for your LS swap, but cautions; stop wasting $ on Built 4L60's. -ARP h Oct 22, 2014 · The segment swaps are for 4l80e to 4l60e, or vice versa. Most of the guys on here dickride RPM or FLT anyway, probably because they are paid sponsors. I'm wondering if that sensor is causing the high I have 2 4. 8 LR4 LS6 L59 LQ9 LM4 L33 WATRA30-18 Mar 28, 2023 · About this item Applicable Models: Transmission adapter harness connector is designed specifically for the seamless conversion from 4L60E to 4L80E in LS Swap applications for Silverado and Sierra models. So essentially, I decided to have the compatible year of the 4L80E transmission that will interchange with my year model. 139809 How to swap wires. 8/4L60E Got the wiring figured - switching over from internal to external PNP switch. i know for a fact i need a new cross member but Mar 7, 2017 · The traditional small-block six-bolt bellhousing pattern is the best and easiest way to identify a 4L60E style transmission if you find one at the swap meet for sale. It starts and runs, PRNDL indicator works. Engine swap went fine runs like a top, transmission on the other hand seems to slip trying to get third and then sticks in second Public group 󰞋 134K Members Join group 700r4, 4L60E, 4L65E, 4L70E, 4L80E, 6L90 Chevy/GMC Transmission Help Chris Johnson󰞋Jul 2󰞋󱟠 󰟝 4l60e to 4l80e swap. AND That I could convert the two 8625s PCMs I have on Oct 9, 2023 · 2006 GTO 4l60e ---- to 4l80e swap currently doing a 4l80e swap and noticed my trans doesn't have the provision for the Neutral safety switch. Jul 23, 2023 · Purchase a dedicated adapter harness specifically for a 4L60E-4L80E swap. I have a 6. 3 swap and trying to figure out what to do for the trans. Each platform will be a little different; but typically you would need to change the transmission, transmission mounts, driveshaft, and shifter assembly. I have a 4l60e, th350 and a th400 I also have available to me a 4l80e. Aug 30, 2023 · 4L60E. And Mar 10, 2020 · C4 Tech/Performance - C4 4l80e Trans swap - Has anyone swapped a 4l80e into a c4? I?m planning on an ls swap and wondering if anyone has used that trans. I didn’t see anything pertaining to swapping a 4L80e into a GMT800 truck originally equipped with a 4L60e. This popular upgrade can transform your driving experience, but it’s not a simple bolt-on job. All gears work including OD. Swap that Powerglide, C4, TH400, 700R4 or Feb 3, 2019 · TH400 to 4L60E would be a downgrade. VIN# 1GCGC33R8XF052498 The transmission is bad. This one was substantially built as well. Yes, I really want to do this. Feb 19, 2025 · If you are swapping to a 4l80 in a vehicle with a factory 4 speed (either 4l60, 4l65, or 4l70) consider our 4l80 swap harness. PATC makes a swap kit which is simple enough. This can be done with a segment swap, but not all tuners offer Dasbecan Transmission Adapter Harness Connector 4L60E to 4L80E LS Swap Chevy Silverado Sierra Trans 1998 to 2006 Transmission Plug and Play Wire Adapter Harness Kit $2599 FREE delivery Fri, Jun 13 on $35 of items shipped by Amazon Arrives before Father's Day Only 5 left in stock - order soon. 0L in my 2008 Yukon. Upgrading from a 4L60E to a 4L80E? Trying to figure out what you're going to do for a driveshaft with off the shelf, readily available parts? Here's your sol May 1, 2013 · If you have a 4L60E optimized and just swap in a 4L80E, you'll see some reduction in power due to the increased rotating mass, and probably slight ET increase due to lower numerical 1st gear and increased mass going down the track. 125. Time to swap out your 6L80e for a 4L80e/4L70e/4L60e? Our plug and play harness makes quick work of the wiring required for the swap and includes an OEM GM Transmission Control Module with base programming already done! Retains all of the great OEM features & allows for tuning tuning with popular 3rd party tuning suites since it is a GM module. It also had an internal ISS that I haven't wired in on the 4L80E as that's not really required. Apr 9, 2019 · Hello I'm new to this site and I'm looking for some advice on my swap I have a 94' K1500 with a 4l60e and I have a donor 2000 K2500 with a 4l80e. I didn't think they had anything to do with the driveshaft length. I have spent the past 3 years building a low RPM 383 for a high MPG engine for my 93 G20 Custom van, and plan on running a Motorhome 4L80e with a US Gear Dual range over drive to a stock 3. 0 LS engine but which trans fits the tunnel better? 4L80E or 4L60E? Using BB frame mounts and engine mount with DD sliders when i get to that point. Now I have seen plenty of plug in adapters for a 4L60E to a 4L80e swap, but I am doing the opposite. If you want to upgrade your transmission to a 4l80e, we can help you with the tuning process. i am looking for a list of everything needed along with Jul 23, 2007 · When I went from a 4l60e to a 4l80e in my sierra this is what I did. Usually, the 4l80e is used in a big block and Buy Transmission Wire Adapter Harness 4L60E to 4L80E 18" with VSS LS1 LM7 LQ4 5. comEngine-6. 3 to a 6. I have the opportunity to buy a low mileage rusted out truck for parts and I'm wondering how straightforward it would be to swap the drivetrain from the junker into my Tahoe. As part of this swap, I'm replacing the weak 4L60 with a 4L80e. 7 Vortec, and I am wanting (needing?) to swap in a 4l80e. Or you can jump up a level, installing Dec 5, 2007 · How to: 4L60E to 4L80E transmission swap Why on earth would GM put such an anemic transmission in a heavy ½ ton truck, Avalanche, or Escalade? These transmissions barely hold up to the punishment a stock LSX based engine generates. But, the reason to put in a 4L80E is it will stay together under power loads that would eventually kill a 4L60E. 42 rear end. It was working prior to the swap. May 16, 2019 · I THOUGHT I had this all laid out. This is on a 2004 single cab regular cab Sierra. Stuff like fitment, what power they can handle in stock form, and is it better to do the swap with LQ with 4L80E just as it come out of the donor or buy the LQ and 4L60E. I have a deep search to accomplish the task, and here is what I get. I'm Overview install of a 4L80E in a 99-06 GM truck. I want to know what years and trucks\\vans can I get a transmission from that are swappable, direct plug and play with no modifications. Here are the parts I needed to swap the 4l60e in my 2003 Suburban 2wd 1/2 ton for a 4l80e. If memory serves me correctly, the 4L80E is based off of the TH400 but with overdrive and I think more clutch packs. (With part #s) Camaro DIY & HOW-TO instructions & discussions Jul 28, 2022 · I have a 1999 Chevy C3500 with 350 vortex and 4L80E. Apr 1, 2010 · The owner of this rig could've kept paying to have the 4L60E rebuilt, but instead chose to replace it with the much beefier 4L80E four-speed automatic transmission. (1) email HPT support your tune, along with a 4L80 tune that uses the same OS - and they could do this segment swap for you Dec 30, 2021 · The 4l80e bracket I had hit my front driveline so I cut off the lower part and welded on the 4l60e lower. But does anyone know if the transfer cases on a k2500 with a 4l80e vs a k1500 with a 4L60e are different other The segment swap must be done with the stock OS. Oct 18, 2010 · Okay guys, I'm in the middle of a 6. I see people saying it needs to have a segment swap to make it work with the 80 but under transmission it lets me select either 4L60E or 4L80E, so what am I missing? Is it not that easy? May 26, 2012 · Anyway, I got the engine up and running, trans in, everything bolted up. pdf Here's a wiring diagram for the silverado in the tune file shared based on the VIN (file 4L60E) and here's a typical 4L80E wiring diagram. Currently have one stand alone harness in Dec 8, 2016 · E38 ECM and T42 TCM, running a 4L80E swap on 4L60E tune with an early Frost conversion harness with the external PRNDL switch harness pinned into it as the 2009 4L60E didn't have it on the side of the trans and did it internal. Does anyone have any experience with both these methods? Feb 3, 2016 · NNBS 4L60E to 6L80 swap questions Jump to Latest 40K views 16 replies 12 participants last post by RedSLEd Mar 10, 2024 0 A comparison of the 4L60E vs 4L80E performance transmission shows that while there are similarities, they both have unique features that set them apart. And quote my post if you respond so I know you are responding to me. Aug 15, 2023 · 2013 silverado lt 4. Transmission connector: 139810 Remove cover: 139811 139812 Remove white end: 139813 Small knife works good to bend the lil grey clip back to remove the ends: 139814 Put the white piece back on, the grey Jan 6, 2016 · I've been working on a 4l80e swap in my 02 Yukon to replace my old 4l60e. but nothing for the 06 gto. I plan to update this thread as I make progress, I know I’ll have dumb questions along the way, but if they’re dumb for me, then hopefully getting answers will help others as well. Please leave you feedback and your help thank you. Feb 5, 2020 · One of the most common transmissions for an LS swap is the 4L60E, and for a few reasons. Unfortunately it has a 4L60e transmission, probably wouldn't be an issue, but May 1, 2012 · If you compare the 4L80E and 4L60E shift solenoid truth tables, you will see that the 2-3 shift solenoid signal is inverted, see posts #1 of these threads to compare: 4L60E-Reference-Material 4L80E-Reference-Material From post #12 in the second of those threads: Originally Posted by joecar To drive a 4L80E transmission from a 4L60E segment: Jan 17, 2007 · how hard would it be to do a 4l60e to a 4l80e conversion in a 2002 silverado 1500 4WD? how much would it cost to do? will it need any custom mods or parts bolt right up?:bowtie: Aug 15, 2013 · Thread: Questions on 4L60E to 4L80E swap. These overdrive packages add up to a much improved driving experience. Custom Transmission Packages For Most GM, FORD, JEEP Conversions! Swap to Overdrive with one of our 4spd Overdrive Packages. 4. Link to parts: 4l80e swap crossmember:more Sep 22, 2007 · Similar Threads 4L80E swap into 2006 6. Thanks to a question I asked on the HP Tuners Blew the 4l60e up twice so I swapped in a Jake's 4L80e. With everything pulled out, I measured a length of 27" from the transfer case adapter to the edge of the bell housing on the Jun 6, 2022 · Automatic Transmission - LS V8 Automatic Transmissions, 4L60E, 4L80E, TH350, TH400, TH2004R, Powerglide, Converters, and Shift Kits discussion, how-to guides, and Apr 15, 2022 · So I just did a 4l80e swap in my 95 gmc (was a 4l60e that took a ****) everything is hooked up right but my rpms are way out, 2700/100kph the trans is out of a 97 so the input speed sensor behind the housing on the driver side isn't hooked up. Jan 27, 2018 · Are you sure they didn't modify driveshafts in that article? I found it while I was researching for my 2WD 60E to 80E swap and I always assumed that adapter in combination with the different input shaft was just used to bolt the 80E to your existing transfer case. 33” tires Currently stock engine but looking to turbo in future. I had to cut the crap out if my torque converter inspection cover tho to make it fit the new engine. It's actually the drivetrain that was behind the 6. Aug 9, 2025 · Thinking about upgrading your GM transmission for better performance and durability? A 4L60E to 4L80E swap might be exactly what your vehicle needs. In all honesty, the majority of these swaps either end up butchered and never work right or get sold once they realize just how much work it really is to do the swap. to/3Ynct3B speed 4L80E segment swap? I have an engine/ ecm from a 2006 6. I have been transformed from an indifferent party OTHER VIDEOS IN THIS SERIES: 4L60e to 4L80e Transmission Swap - What to buy - • 4L60e to 4L80e Transmission Swap - What to 4L60e to 4L80e Swap - Making the Transmission Crossmember Jul 4, 2025 · Step by Step: 4L60E Overdrive Trans Swap: Upgrading a vehicle with a custom-built Gearstar Level 4 4L60E performance transmission. Including swap information, identification, Dec 23, 2020 · I have a 96 suburban an the second 4l60e trans went I got a 4l80e to swap in out of a 2000 k2500 with ecm wire harness an all an I am having trouble finding info on the wiring pin out for the swap keeping the black box ecm everything is for the 411 I'm finding if someone has good info an can 4l60/70 to 4l80 Swap Harness makes the conversion simple from 4l60/70e to 4l80e! Plug and play, minor tuning! Learn more or contact us Apr 16, 2007 · Slots 38 and 39 on c2 (red) are unused on a 2500 truck with 4l80e. The 4L60E transmission has The 4L60E and 4L80E both have speed sensors on the tail shaft of the transmission. They even mention altering driveshafts briefly in the caption of Jan 17, 2019 · Swap your 700R4 / 4L60E transmission to the much stronger 4L80E transmission with our new double strength case hardened output shaft and adapter kit. 11 rear gears. 8 4 door 4x4 blew the transmission which was a 4l60e wanting to go to 4l80 most of what I have seen is vague as hell, 60 isn't gonna hold up to towing or or power adders thinking of doing a single turbo after the transmission is figured out, anybody done this swap any Nov 14, 2018 · I’m wanting to eventually swap my 4l60e with a 4l80e. You folks are awesome on this site. Speed Engineering 4L60E to 4L80E Transmission Adapter Harness kit allows you to convert your existing 4l60e transmission to a 4l80e transmission. Starting in 1996, many 4L60E transmissions employed a bolt-on bellhousing. 3L V6 blew up its second 4L60E today. Thank you for the suggestion though. I've done a segment swap with hptuners, modded the harness and all other supporting mods. Jan 29, 2014 · I would like to know the pros and cons of both trans. I have the harness adapter already. I recently aquired a 1994 k1500; super clean truck apart from the tailgate and very well taken care of. Trans is stock 4L60e that Will probably crap the bed. 3 with the 4l60e and i have been reading for a month that the 4l80e with out a doubt is way better than the 4l60e and i am trying to figure out what parts im going to need for this swap because my trans is on its way out. We will also adjust the settings according to your specific tire size Nov 4, 2017 · We discuss the differences between the 4L80E and 4L60E. It plugs into your factory harness, then plugs into the new 4l80 transmission. 0/4L80E (from the depository) tune but apparently there is no segment swap for E38 to get 4L80E solenoid pattern. 0 and 4l80e and autotrac transfer case I would need to be concerned with a crossmember and wiring harness to convert the 4l60e to 4l80e? All though the 6. Or, theres plenty of reputable shops that sell them to your specs. This guide covers crucial aspects without overwh Sep 11, 2013 · What's an enthusiast to do with a 4L60E transmission that's on its last leg? Well, obviously, you could rebuild it or drop another stock 4L60E in its place. I followed the diagrams from GNXClone's swap thread and wiring up the relays/resistors to have the 4L60E TCM control the 4L80E. If you can find a steal on a 4L80E and computer, go for it, otherwise i'd stick with the TH400. This means when they are converted to 4WD, the speed sensor is removed from the transmission itself and relocated to the transfer case. 02nlpo 7kcnxe e0s uzl fr4d ycngg yad ymrz no n4d0w