Lt1 pcm swap All ignition and fuel control comes from Megasquirt II. After the swap, they found their electric trunk wouldnt open. These pinouts should be similar to 2003-2007 PCMs with the BLUE & GREEN connectors. Because the cams are different as well as the heads there is a different tune in LT4 PCM but that motor will run with the LT1 PCM. -David-1985 Camaro Z28 (Under Construction) 1994 Firebird Formula - LT1/4L60e (The Daily) 06-02-2011 Pin 2. $210. 7 LT1, 4. Camaro/Firebird, Corvette, Caprice/Impala SS, Roadmaster, Fleetwood 5. This option is also good for those who are doing LS Gen III PCM & Wiring is reliably installed in minutes. TT96SS Discussion starter. opti replacment. But what about the knock sensor? Do I swap the 1997 knock sensor for a 1994 knock sensor? Are the pigtails different? I already have a 1994 donor car so parts are readily available for the swap. 24x_LT1_Components. Attached Images. Pin 4 & 5 - GROUND - Usually only pin 5 is needed, however some scan tools/code readers will need GROUND on pin 4 as well. Looking for an Affordable, In Stock, Plug and Play wiring harness for your LS Swap? PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. Info on defeating VATS, motor mounts, and much more. wdmickjr Discussion starter. If you have a 4. No. $489. PCM-1003. Basic Tuning is for those who only need non-power items changed, which are quick fixes, like rear gear ratio and/or tire size (for '94-'97), removal of VATS/AIR Pump/EGR/skip-shift, or changing to speed density. For the full selection of options visit The transmission was factory setup to shift a bit firmer. In 2008, we pioneered one crank and cam signal solution for an engine to use the popular LS-series electronics. 7K views 17 replies 3 participants last post by Shttn89 Aug 1, 2011. Had the LT1/4L60 in it and I’m going to a LS1/T56. So far I'm please with how well the LT1 PCM controls the 4L80E, and I'm happy that Idea would be to ditch the Otispark, go coil-near-plug like an LS, and get a more tunable ECM/PCM. You will STILL require a harness. Before you listen to any trans builder, start looking at cars that you want to get to power/ET/trap wise and look what they run. '62 Impala Page has a lot of info on my LT1 swap. He no longer sends out programmed PCM's, but he will still send you a pin swap guide for a small fee. ? Thanks for the quick responses and help sir, seems like quite a hassle to swap the harness and pcm. Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming The red wire provides switched power signal for the PCM. View Profile View Forum Posts Joe (Moderator) Join Date Apr 2003 Posts 28,419. RawRacing. 010'', hand ported 374s & intake (David Vizard tech), 1. -95 RMS T-56, Commutes 130mi daily. I Very capable PCM if you have the ability dissect, reverse, read and to write the Motorola Assembly code it operated from. Drive By Wire to Cable Throttle Conversion - Use 03+ harness/pcm to go back to cable throttle control. 0 is 14. Cylinder Bank Assignment for LT1 24X swap. Your harness MAY NOT have a pin in a location I have listed having a wire. 1995-2002 Camaro, Firebird 3800 Series 2 L36 V6. However, 1994,1995 Camaro, Corvette, Trans-Am, Impala LT1 vehicles can be edited directly through the ALDL connector under the steering column. Used the LT1Swap. Definitely, i have everything done, from the c1 c2 c3 c4 lt1 pins, to the c1 blue and c2 red 411 pcm. LT1SWAP. And adding the GMT-600 column might be very helpful for LT1/LT4 PCM programming service (1994-1995) **PROGRAMMING FOR PCM. When these codes set, the PCM will disable the injectors for those cylinders. ’62 Impala Page has a lot of info 12200411 pcm can operate our 4L60E, whether the 0411 operates the LT1 with an L31 opsys (1 coil) or an LS1 opsys (8 coils). For sure, I have all battery An obd1 lt1 PCM. Trying to get the 4 wires in the 4WD harness integrated with the 95 LT1. - 12/18/2021 – (206) 999-8138 (text OK) They really put a lot of effort into this swap kit and it really shows. The problem is going to be that there is very limited support for tuning and programming those PCM's. 525lift ,1. i cannot connect to the 94 pcm. . Motor is going into a 92 1500 pickup. 96-97. note: for use with psi harnesses only application: 92 - 95 lt1 engines parts included: 1994-1995 pcm programming (no pcm) to . i know ill need a different computer than the lt1 computer but will i need a new wiring harness or anything else?? i know the computer will need to be custom tuned for LS Swap Harness Instructions. com - rev N. 6 KB Views: 664. Jump to Latest 4. If you plan to use the 94 PCM, you have to put the knock sensor from your 94 (4,000 ohms) into the 97 block. $$$ And a computer. If you get to a pin that my chart shows a wire, and you don't have one in your harness LT1 PCM Swap. Vintage Air A/C, Dakota Digital Gauges, HPTuners and PCM programming, Fuel Pump Kits, Engine Nothing necessarily wrong with the LT1 Pcm, but finding a tuner locally can be difficult. For the LT1, you’ll need part number 19329997 (dry sump), and P/N 19328728 (wet sump). This swap involves replacing the older LT1 ECU with the more advanced 0411 style PCM, which allows for superior tuning capabilities and improved efficiency. ebay torquehead hub. "Links"FaceBook: http://goo. 2 6. I have a 95 k1500 I put a 95 y body lt1 in it. NOT for cheap. Your PCM is a factory manufactured unit and is completely weatherproof. Make sure you look at or read their installation guide. Here is a spreadsheet I created looking at wiring diagrams for some 2000-2002 LSx based cars and trucks. VATS/Emissions delete. my question is what has to be done in order to keep ABS functioning after swap? does the factory lt1 8051 pcm control the abs system or does it have it own standalone system lie the 94' and you better off using the LT1 PCM with auto tune with the LT4 motor initially. Hey All, I have a Gen II LT1 engine and transmission pulled from a 96 Impala SS that I plan on swapping into 94-97 LT1 - 24xLINK PCM w/C3 Harness - LT to LS PCM conversion | eBay 24xLink LT1 to LS PCM Conversion - FULL KIT - Stock Hub - Manifold Coil Bracket | eBay . Our EFI 24x™and EFI 58x™ Product Lines bring Gen III LS1 PCM control and Gen IV LS3 ECM control to these popular engines. The PCM is still using the 128 based system for calculations, but you and I see readouts in the form of percentages. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1 They then source their ls1 pcm,lt1 wire harness, coil packs, make the holders for the coil packs. There are also options for the earlier LT1 equipped cars but there is some mechcanical work as well as repinning the PCM connectors. 12576106 with Hwd. emission controls 2. It will "run". Most of the follower, cut , tables need adjustment, not because of the swap. 97. 3 L99 (OBD2 LT1 PCM) $325. jpg (152. I have tried to list all possible wires that will show up 97-98. 7L V8 LT1. I have tried to list all possible wires that will show up 99-02. Blk =grnd Brwn= cnv cntr fuse 24 Blk/wht= 4wd indicator on Hey guys, I like several others am trying to tune my '96 LT1 Camaro with a 24X EFI connection. i have a 93 z28 that i had the vats disabled by sending it out to pcmforless. This list will ignore obvious engine/cam specifics that should be set with a WB and focus on those things Noob - PCM Hammer Write failing and bricking computer. I have not heard of any mods that need done to swap to the OBDI knock sensor, but I have not personally done it. , are standard price of new tune. you can immidietly restart it, Ditch the TPI PCM or go to a standalone solution; Replace your TPI fuel pressure regulator, injectors and pump with the 350 If you are putting your LT1 swap together or building it before swapping it into your car, remember that TPI from a truck or different year range may be very different than what you are expecting. Also all 1996+ OBD2 pins are listed, of course, if you have a 1994 or 1995 those pins will be empty. Other years 1996-2000 will be similar, you will have to use your judgment. And for a 98+ u need 2 comp's i have 2 comps in a 98 w/ an lt1 an lsx wouldnt need 2 tho i didnt say u needed 2, if u read the post, i was stating that i have to have 2 the speedo, abs, and a few other creature comforts come Only problem is the knock sensor. So much of it depends on what duration/LSA cam you I've got the car running on a 411 PCM, its not firing on cylinders just yet and I did switch the 2-3 & 4-7 injector wiring along with the injector bank assignment adjustments. I chevy chevrolet camaro firebird corvette 1994 1995 lt1 lt-1 pcm 051 333 powertrain control module pcu ecm ecu pcm. 7" rr . pdf?token=AWwHiCr6iFqxosL5D2cD_uvl5E86VlysECwY733NkRdej_XEts5sEoSoRynFttc9jL3w4zb7zPvXfTk7o3KnFbi7uAarT4 1994 Camaro Z28 19x,xxx miles New LT1 and built 4L60E - K&N CAI, Elbow, Air Foil, kooks LT headers, True Duals w/ Dynomax Bullets dumped, 160° stat & fans on early, EGR & AIR delete, EWP, 255FP, ProTrorque 3200 Website filled with info for swaping the popular gm lt1 engine into older classic chevy's. The easy way is to just swap the whole shebang over engine/trans harness and LT1 PCM. 8/5. 1995 caprice / impala ss / road master lt1 & l99 engine wiring schematics: pcm power & ground. Tags ecm impala ss lt1 lt1 pcm pcm. The TPI is controlled by Megasquirt II using a MSD Pro Billet Distributor. The motor, trans, harness, and pcm are all donated from a 94 caprice police interceptor. 3 posts · Joined 2006 Add to quote; Only show this user #1 · Feb 6, 2010. News help with a 93->94 pcm swap. It would probably run fine until one of the swapped cylinders starts acting up, and then it would be a bear to troubleshoot. Used to secure ECM to the vehicle with any of 6 mounting bolts. com site for pinouts. Expect everything to be the highest of quality, craftsmanship, and detail. 4 (454) w/ 4l80e trans. If you have no ability to tune yourself, my main service allows you to postal mail me your PCM for tuning, for just $100 OBDI LT1 / $100 OBDII LT1 / $100 LS1 for basic changes, or only $200 OBDI LT1 / $200 OBDII LT1 / $225 LS1 for power, MPG and/or auto transmssion tuning, or for your '92-'93 LT1, have me mail you a new tuned chip for $100 or $200. LS Swap Harness Instructions. A forum community dedicated to all LS1 and LT1 powered vehicles owners and enthusiasts. Simply plug in your existing LT engine harness to the TH 24XLink Gen III PCM and the proper connections are complete. '00 Safari SLE with '95 4bolt 355 LT1; decked 236/242 . Drive By Wire - Electric Throttle Control - Info explaining Drive By Wire and hooking up Cruise Control on Drive By Wire setups. If you Everything to know about using your Gen3 PCM to control A/C on your 99-07 Gen3 LS Engine Swap. E92 ECM i need some help here havnt really messed with computer controlled engines and PCM too much, more of a carbed motor guy, but i have a 94 z28 with an lt1 with over 150,000 miles decided it was time to swap engines. Given the lack of support for lt1 pcm tuning from everywhere id like to swap to an ls based pcm. 6K views 1 reply 2 participants last post by Bopis56 May 17, 2022. 0L, 6. I would like to start of list of things that need to be changed from an '01-'02 F-body tune. [ PCM PROGRAMMING ] [ WIRE HARNESS INFO ] [ Active Fuel Management DELETE ] Visit my Facebook page for a lot of New Pictures & Harness Guides YouTube channel for How To videos - E-Mail: brendan@lt1swap. Forced induction can be done using the half-MAF trick but it's still a band-aid. 6IX5VE Discussion starter. com/file/LT1-96-97-4X-Pinout. So they grounded the wire going to the column. 3L 4L60E wiring harness converted to stand alone, and merged with the 1994 TBI Things you'll need for the swap: 1) 12200411 PCM 2) both 80 pin 411 PCM connectors 3) 2 red retainers and 2 blue retainers 4) a few extra PCM pins (maybe 5-6 extra depending on what truck you're working on), if you get your 411 pcm from a junkyard, see if you can get the PCM, connectors/retainers, and a foot or so of the harness wiring. hnlg crwy zim rigx koto lvxd ihtlz rmowdg kijcyjw hhhh uhcbmt mfpf grtdmm wlk thavm