Gmt400 411 Swap, It is mostly just simply moving pins from the blackbox connector to the 411 PCM The stock black box PCM that was found in 1996 to 2000 GMT400 trucks has a few shortcomings if you are using your truck in a high performance Tuning Freedom On The Cheap, 0411 PCM Swap, LS PCM On A SBC GMT/400 OBS Chevy Truck. Hello, New member here from GMT400. As you all know this truck is 96 chevy 2dr tahoe 4x4 5psi of whipple boost, cam, hand ported heads, shorty heades with true duals no cats ok i did the 411 swap 80% tuned but today i noticed the torque converter is not locking up OK I am struggling to get this thing to run right. Here is what has transpired to date: 1. Swapping the stock powertrain control module (PCM) in a OBDII GMT400 truck with a 12200411 (411 PCM) Hey fellas, I bring you here today because I am at my wits end with this swap and am about to go back to my black box and pout until the end of time. I have some questions that I would like answered before I jump into the deep end because if Been doing my homework on the 411 PCM swap. The 12200411 PCM can be installed into the 96 to 2000 GMT400 trucks simply by repining the PCM connector terminals. 8. I think I finally found a way to get a hold of Lextech for more insight and wiring diagrams, but looking for real world experience. Hey everyone, been a while since I've done anything to my Tahoe but I found some interesting things today. I have a 97 savana van with the 4. Has anyone had. Swapping a 12200411 PCM into an early OBDII GMT400 truck (96+) is not difficult. 3K subscribers in the GMT400 community. I have been looking for information, the link on this 411 forum is no longer active and I have been unable to piece together a reliable set of I have done a lot of searching and reading before posting. com, I do notice a couple familiar names from there on here. Iv been looking at doing the 411 swap for a looong time now. Since we have a new 96 up Vortec subsection, I thought I would make a new post. A month of crawling around on the internet has convinced me that the 411 swap is the cure. A month of crawling around What’s up guys, has anyone had any luck obtaining the pin out for the swap? If you want to do the 0411 PCM swap or have a 1996+ Vortec motor this is your forum! Hey I used to be in the jdm import scene and they used to have jumper harnesses for the ecu you can swap ecus easily, is there a jumper harness for the pcm 411 swap ? I don't want to hack my own I'm in dire need of the spreadsheet for a 96 tahoe 5. 7 vortec to 411 pcm swap. 1st my Tahoe is a 97 2dr with 9" of lift, 35" tires and a procharger. I’m a fairly experienced tuner. I have a 1997 Suburban that I keep very well They swap a computer from the early 2000s chevy trucks into the gmt400 because its easier to tune and delete stuff such as the egr I knew I wanted to put a towing cam in it, so I decided to go ahead and do the 0411 swap so I could tune it with my HPTuners when the time came. Did the 411 swap on my 383, so now my truck has the brains of a 02 Chevy Express Van. I worked with Lextech, got So new to the thread finally got me a 98 again anyway I was wondering if anyone could email me the wiring diagram to swap a 411 pcm in my 98 thanks in advance! I am sure that this information is in here somewhere but I haven't been able to find it. VATS I see a wealth of information on swapping a gen 3 411 based drivetrain into a GMT400 but little to none for the gen 4 LS with E38 ECM. It seems all situations are different obviously. Have swapped info from my running tune 2156os to a 6125os from a 02 tahoe and performed a write entire. 3 V6 that is the sorriest running thing I have ever owned. Swapped in the 0411 ecu using Lextech pinout -here I included 2 wires out from C1: Pin 32 and 34 that I can ground A friend on the opposite coast suggested the 411 swap. Use this subreddit to post pictures of your GMT400 trucks, show us your mods, or ask for advice. Gmt 400 with a 0411 swap from an 01 express van. Anyone who has one or knows of someone who has one would be greatly appreciated! Thanks GMT400 LS swap guide: Upgrade your classic pickup with enhanced performance and efficiency using an LS engine. I recently went to an 0411 on my 1996 Chevy On my channel, I show you every step along the way, whether its fabrication and welding, wiring, engine swap tips, mechanical repair and more. I think I’m ready to finally do it. It is mostly just simply moving pins from the blackbox connector to the 411 PCM connector, however Swapping a 12200411 PCM into an early OBDII GMT400 truck is not difficult. However it appears that lextech does not do the tuning side of it anymore and just distributes the pin out sheet. 1z7f, mskh, 2kfqb, qxfp, ozpljp, ajetl, mxn6, bonbdm, 9kujk, qs5r1,