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LS Stand Alone Harness DRIVE BY wire

Standalone Wiring Harness for Drive-by-Cable LS1 with

An LS engine swap is a no-brainer when it comes to adding some affordable horsepower to a project car, but any swap comes with its share of headaches, including wiring. That's where TSP's engine and transmission wiring harness comes in. Fits LS1/LS6 (5.7L) Corvettes and Vortec (4.8L, 5.3L, 6.0L) GM trucks Fits drive-by-cable applications with LS1 intake manifolds and 4L60E transmission 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. Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines, Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC Engines. All PSI Harnesses are Made in the USA

Brand new Standalone LS3/L99 swap (drive by wire) wiring harness. No cores or modifications needed. Made in USA with a start-up guarantee 1x Drive by Wire Vortec 4L60e Stand Alone LS Swap Harness. $575.00. Subtotal $575.00. Drive by Wire Vortec 4L60e Stand Alone LS Swap Harness quantity. Add to Cart. SKU: H353 Categories: Gen III DBW (24x) Harnesses, Gen III DBW (24x) Vortec TRUCK/SUV Tags: 4L60e, Gen III, H353, L59, LM4. LR4, LM7, LQ4, LQ9, Vortec Swap Harness. Product categories 03-07 LS VORTEC STANDALONE WIRING HARNESS DRIVE BY WIRE W/4L80E 4.8 5.3 6.0 EV6 This has the adapter 4L80E that plugs into the 4L60E harness and you will have to pin 2 wires to the blue retainer. Comes with instructions. FREE ADAPTER Connectors TO CONVERT HarnessTO EV6 Injectors IF NEEDED. No one else includes the c Buy LS1 Standalone Wiring Harness with 4L60E Transmission Drive By Cable Throttle Body for 1997-2006 DBC LS1 Engines 4.8 5.3 6.0, with Wiring Guide Manual: Wiring Harnesses - Amazon.com FREE DELIVERY possible on eligible purchase

LS Stand Alone Wire Harness. 1997-2004 GM 5.7L LS1 & LS6 V8. 1999-2006 4.8-8.1L GM Vortec V8. Drive-by-Cable (DBC) with LS1 Style Intake Manifold. T56 Manual or Non-electronic Automatic Transmission. Standard Length Harness. Sold as a Kit. View Details. $479.99 PSI sells Standalone Wiring Harnesses for GM Gen II, III, IV, & V LS/LT based engines and transmissions. These harnesses include the Gen II LT1/LT4, Gen III (24x) LS1/LS6 and Vortec Truck Engines as well as Gen IV (58x) LS2, LS3, LS7, & Vortec and GEN V LT / ECOTEC3 Engines Home / Swap Harnesses / Gen III (24X) Stand Alone Harnesses, Kits, and PCMs / Gen III DBW (24x) Harnesses / Gen III DBW (24x) EV6 Injectors (Flex Fuel/Gen 4) Drive by Wire Vortec 4.8, 5.3, 6.0 T56 or Non Electric Standalone LS Swap Harness EV6 Injectors $ 550.0 Buy JEGS 10414 at JEGS: JEGS LS Stand Alone Wire Harness 1999-2006 4.8-8.1L GM Vortec V8 with 4L60E/4L80E Transmission. Guaranteed lowest price

DRIVE BY WIRE DBW - Standalone Wiring Harness LS Wirin

Standalone LS3/L99 Swap Wiring Harness Drive by Wire

  1. These are brand new stand-alone wire harnesses for an LS swap using a P01 (0411 Red/Blue) PCM. The fuse / relay block is removable to make installation and routing easier. Each harness is tested for proper operation on an engine run stand Truck style (Multec 2) injector connectors '99-07 (classic) Truck / LS2 style MAF [
  2. LS swaps have quickly become the leader for aftermarket power plants in many vehicles across the world. Whether you have a roadster from the 1930's, a 1974 C-10, an air boat, off road buggy, or go kart, LS Harness Connection is here to help with build to order standalone harnesses for Gen 3 - 5 swaps - from the full line of 4.8, 5.3, 6.0, 6.2 Vortec Truck engines, to the LS1, LS2, LS3, and LS6.
  3. ates hours spent sorting through a used wiring harness or tracking down components to build your own harness. Every BP harness is color coded to factory colors and includes labeled.

Drive by Wire Vortec 4L60e Stand Alone LS Swap Harnes

  1. Drive By Wire Vortec T56 Non Electric Stand Alone LS Swap Harness. Application. 2003-2006 Silverado, Sierra, Yukon, Avalanche, Tahoe, Suburban. Description. Our Vortec DBW Standalone harness is specific for 2003-2006 4.8,5.3, and 6.0 engines. RPO Codes LM7, LR4, LQ4, and LQ9 with a Drive by Wire (Electronic) Throttle Body, Multec Injectors, and.
  2. In this series of videos I show you how to thin down (make a stand alone) harness.All the info for the harness wiring can be found on lt1swap.comI am no pro.
  3. This time on SPPTV I do my best to pass on the knowledge I have gained through the years building over 20 stand alone LS wiring harnesses. I am no profession..
  4. This self-learning Ultimate LS ECU is the best solution for a standalone LS swap and replaces the OEM computer and harness. This kit is dedicated to LS or similar engines with crank and cam sensors. The Ultimate LS standalone kit will self-learn to most cam swaps. Usually, only very large cam grinds will require additional tuning in the system

03-07 LS Vortec Standalone Wiring Harness Drivebywire W

LS Series Stand Alone Engine Wiring Harnesses MuscleRods stand-alone engine wiring harnesses are both easy to install and look great. MR harnesses are built with high-quality wire, OEM connectors and feature a high-tech woven covering that protects the wires from heat and abrasion This self-learning Ultimate LS ECU is the best solution for a standalone LS swap and replaces the OEM computer and harness. This kit is dedicated to LS or similar engines with crank and cam sensors. The Ultimate LS standalone kit will self-learn to most cam swaps. Usually only very large cam grinds will require additional tuning in the system

Amazon.com: LS1 Standalone Wiring Harness with 4L60E ..

03-07 LS VORTEC STANDALONE WIRING HARNESS DRIVE BY WIRE W/4L80E 4.8 5.3 6.0 EV6. FOR DRIVE BY WIRE THROTTLE BODY ONLY. You will have to pin 2 wires to the blue retainer for 2nd vss, Comes with instructions. FREE ADAPTER Connectors TO CONVERT HarnessTO EV6 Injectors IF NEEDED. No one else includes the connectors LS1 Standalone Wiring Harness w/T56 Manual or Non Electric Drive by Cable Throttle Body, Fits 1997-2006 LS1 4.8 5.3 6.0 Vortec Engine, LS Swap Wire Harness EV1 Injector and 3 Pin MAF, w/User Manual $322.99 $ 322 . 9 03-07 LS Vortec Stand alone Wire Harness Drive by wire 4L80E 4.8 5.3 6.0 DBW. DONT CHANCE(THOUSANDS SOLD) PHONE TECH SUPPORT INCLUDED. Brand New. C $363.19. Top Rated Seller Top Rated Seller This Universal Harness is perfect for Race / Track cars, cars running a stripped interior / switch panel, or classic pre-EFI cars with the GM LS1 Cable Throttle engine swap. It was developed in house on an actual LS1 engine to ensure a perfect fit to all engine connections. Wiring Specialties offers a number of options for common performance.

JEGS LS Stand Alone Wiring Harnesses JEG

1997-2006 dbc ls1 standalone wiring harness w/ 4l80e 4.8 5.3 6.0 vortec ev6 delp Regular price $579.00 Sale price $319.00 2006-2015 LS3 LS2 6.2L HPI STANDALONE HARNESS TR6060/ T56 58X DRIVE BY WIRE DB Also, between 2000 and 2005, GM used both mechanical and drive-by-wire throttle control. A cable-throttle ECU can be used on a Drive-By-Wire engine only if the complete operating system of the ECU has been re-flashed. Dave advised us that, it would be unwise for someone to attempt to start any engine with an ECM if its programming was.

Home › Standalone Wiring Harness W/ 4L60E For 03-07 LS Vortec 4.8 5.3 6.0 Drive by Wire. blackhorse-racing Standalone Wiring Harness W/ 4L60E For 03-07 LS Vortec 4.8 5.3 6.0 Drive by Wire. Regular price $297.33 Sale price $381.72 Shipping calculated at checkout. Quantity. Add to Cart. Stand Alone LS Harness - Gen 3 - Drive by Cable - 4L60E - Truck Injectors - WARR Performance $ 549.99 Read more Sort by popularity Sort by latest Sort by price: low to high Sort by price: high to lo This Painless Performance EFI wiring harness is for 1999-2006 4.8L, 5.3L, 6.0L mechanical throttle body engines using an LS1 / LS6 PCM with a 4L60E, 4L65E, 4L70E, 4L80E, 4L85E, or manual transmission. The kit includes an all-new fuel injection harness with OEM fitment connectors and harness breakouts, an OBDII connector, mounting bracket and. LS Gen3 24x Standalone Harness. Starting at $45 /mo with Affirm. Prequalify now. Swap Specialties 24x Standalone wiring harness for GM Gen3 4.8, 5.3, 5.7, and 6.0L Engines have proven to be the best harness on the market today. We hand build every harness to fit exactly what your project needs and they actually form fit on the engine to make. LM7 Wire Harness The 5.3 (5300) is a highly capable engine, great for mid size engine compartments and is considerably smaller than the 6.0. The 4.8 and the 5.3 share the same block but the internals; crank, rods, are not

PSI Standalone Wiring Harness LS Wiring LS Wiring

D.I.Y 3-4 Wire Harness For LS Swap 99-02 DBC. This is how you would make a Drive by cable harness for your ls swap. Hope this helps you all. If I'm wrong on something don't bash me help me instead.... Saved by Graham. 68. Ls Engine Swap Car Engine Lotus 7 Ls Swap Truck Mods Electrical Wiring Diagram Diy Car Chevy Engineering For instance, a 1999 F-Body LS1 with a drive-by-cable throttle body can be wired to a 2000 Corvette drive-by-wire ECM, but the ECM must be reprogrammed to reflect the drive-by-cable change. You can also convert an engine to drive-by-wire by reprogramming the original computer for drive-by-wire, but you must be able to plug the wiring harness. Wiring Harnesses and Relays. Fan Mounting Solutions. Hose Sleeving. Intercoolers. Oil And Transmission Coolers. Thermostats. Water Outlets. View All. Shop by Motorsport. Vantage. LS Accessory Drive Brackets and Kits. LS Throttle Bodies. Fuel Pump Regulator and Filter. Fuel Tanks. LS Drivetrain. LS Engine Components. LS Gaskets. LS Ignition.

At this point we are only converting harness 1993-2012 . I'm not accepting v6 vortec,roadmaster lt1, caprice lt1 harness at this time. I am accepting camaro lt1 f-body harness. .I can add relays for electric fans and for the transmission if using an electronic transmission. Fuel injector swaps are 30.00. Ship your stock harness to How many here have completed the stand alone conversion on their facotry LS/Vortec wiring harness? I am in process of trying to convert a harness I picked up using the following link as instructions. I have called all the standard places but ~450 to do whats included in the following instructions seems realyl steep Custom Standalone Harness We will convert your 15+ bulky stock wiring harness to a like new standalone 3 wire harness. Custom ls swap harness for you custom ls vehicle Full service shop located in Ontario, California Harness •Will be ready to run right out of the box. •We remove all bulk wiring and only leave what YOUR Engine Requires Wire Harness Installation Instructions For Installing Harness Numbers: 60522: 97 - 04 GM LS1 EFI Harness - Throttle by Wire Manual P/N 90520 Painless Performance Products recommends you, the installer, read this installation manual from front to back before installing this harness FiTech Ultimate LS Standalone ECU & Wire Harness w/ Trans Control 70051. This kit comes with the ECU & Wire Harness only from the LS Ultimate EFI Inductions Systems. This kit does come with transmission control. If playback doesn't begin shortly, try restarting your device. Full screen is unavailable

An LS engine swap is a No-Brainer when it comes to adding some affordable horsepower to a project car, but any swap comes with its share of headaches, including wiring. That's where A-Team's engine and transmission wiring harness comes in. It is designed for engines from '97 - '04 LS1 and LS6 Corvettes and '99-'06 drive-by-cable GM trucks with 4L60E transmissions.SPECIFICATIONSTHROTTLE: Drive. Along with building a standalone harness for the engine swap, you will. DBC LS1 STANDALONE WIRING HARNESS W/ 4L60E VORTEC USA MADE. Upgraded plus FREE connectors for EV1 to EV6 or. Description. Stand-Alone harness and PCM conversion for any LS1, L, L or L Drive by Cable Throttle body Engines. Great way to help your budget on DBC LS1 STANDALONE WIRING HARNESS W/ 4L60E Dodge L Hemi Late Model Plug N Play Stand Alone PCM and Harness Mopar Drive By Wire Vortec T56 Non Electric Stand Alone LS Swap Harness. This harness is designed for L & L Vortec CMFI engines with a 4L60E or 4L80E transmission. These engines were found in GM Below you will find a link to many schematics for 2003 to 2007. This will take you to a folder on my website and you can browse directly to the year and schematic you want to access Related products. #HVL48TD - GEN III VORTEC HARNESS: 2002-07 4.8L w/ 4L60E Transmission Drive By Wire $ 650.00 - $ 750.00 Select options #HVL53D - GEN III VORTEC HARNESS: 2002-07 5.3L w/o Transmission, Drive By Wire

Drive by Wire Vortec 4

  1. ls/lsx engine control modules and harnesses The engine control module is the brain of your Gen IV LS-powered project vehicle. And Chevrolet Performance is your source for controllers designed for easy plug-and-play installation and in most applications, there is no need for third-party tuning adjustments
  2. Most LS-based engines are drive by wire, but if you are looking to run a throttle cable, Lokar has a handy bracket (PN TCB-40LS1). Early LS1 intakes have the bosses but didn't have the M6-1.0 threaded inserts necessary to bolt the throttle bracket to the intake. They can be ordered through Grainger (PN 4ZU28) and install easily
  3. FiTech Ultimate LS EFI is the perfect product for using the factory GM intake, throttle body, and injectors, while leaving the factory GM computer and harness in the junkyard where they belong. It is suitable for use with most 4.8 LS, 5.3 LS, LS1/LS6, 6.0 LS, 6.2 LS, and LS7 GM engines. Kit includes LS engine wiring harness, standalone LS ECU.

JEGS 10414: LS Stand Alone Wire Harness 1999-2006 GM

We were able to snap a cheap wiring harness, from a LS truck engine and combine it with a few off the shelf parts. You'll be able to build yourself a custom sized wiring harness for under a $100 Find CHEVROLET 4.8L/294 Wiring Harnesses V8 Engine Type and get Free Shipping on Orders Over $99 at Summit Racing! Extension LS Gen III Knock Sensor Harness 36 LS1 LM7 LR4 LQ4 LS6 L59 LQ9 LM4. Part Number: ICB-WEKN030-36. Not Yet Reviewed. Everything you need for anything you drive Feel free to give us a call at (765) 378-4908 or email justin@speartech.com to discuss options, pricing, more info, or to get your Speartech harness build in the works! Our Gen 4 58x LS swap harness builds start at $950. All harnesses include instructions, every wire labeled, and an OBD2 port with integrated check engine light for easy.

At HOTWIRE Auto, we specialize in helping make modern drive train swaps into classic Street Rods & Muscle Cars easy.We provide the highest quality engine and transmission wiring harnesses and serve the aftermarket for modern GM, Chrysler and Ford fuel-injection systems. We hand-assemble our products using all new wire and OEM components to make sure that each swap looks and works great by. Wiring Harnesses for Fuel Injected GM / Chevrolet engine swaps - Stand Alone Wiring Harness for Gen I small block Fuel Injection, Gen II, Gen III and Gen IV LS-3 and Vortec V8 applications - Throttle Body, Tuned Port, LT-1, LS-1 and Ls-x Vortec Fuel Injected engines, including LS-2, LS-6, 5.7 and 6.0, and 4.8 / 5.3 / 6.0 / 8.1 Vortec, and Direct Injection GM car, truck and SUV engines, 2014 to. Speartech is your LS & LT wiring harness swap specialist. We offer LS / LT swap harnesses for all Gen 3, 4 and 5 LS / LT engines including LS1, LS2, LS3, LS6, LS7, LSA, LS9, Gen 5 V8, LT1, LT4 ,LQ4, LQ6, L99, Vortec variants - DOD, VVT, AFM. Speartech also provides ECM programming (including E38, E67, E40, E92), LS / LT engine wiring harness reworks and conversion, adapters, and programming.

stand alone harness alternator and tach wire voltage I Did a LS swap using a 2002 escalade 6.0 and ECU ,using a LS1 stand alone harness. I noticed something was draining my battery and I found that the one red wire going to the alternator and the white tach wire from the harness has power to them at all times , even when the car is switched off For 03 07 Ls Vortec Stand Alone Wire Harness Drive By Wire 4l80e 4 8 5 3 6 0 Dbw. $272.00. Ls1 4l60e Wiring Ls1 4l60e Wiring Harness Stand Alone For Ls Swaps Dbc 4 8 5 3 6 0 97 06 98 99 00. $283.94. 97 06 Dbc 97 06 Dbc Ls1 Stand Alone Harness W 4l60e 4 8 5 3 6 0 Vortec Drive By Cable New Below are the PCM Connector pinouts specifically for a 2004 Pickup with BLUE and GREEN connectors. These pinouts should be similar to 2003-2007 PCMs with the BLUE & GREEN connectors. 2006+ harnesses may have fewer wires, these are not needed anyway for stand alone swap This harness will also work on 1997-2004 Throttle By Wire (TBW) LS1/LS6 engines which has been changed to mechanical throttle body or any 1999-2006 (4.8, 5.3, & 6.2) Vortec truck engine which has been changed to a factory of aftermarket LS1 intake manifold, mechanical throttle body, and injectors

Getting ready for my swap and am building my own harness out of the to look at the wiring in the buggy for pinout, i bought my harness plug.Info for Chevy Express Van harness - By Request, Express Van Wiring harness info. Tach wiring for 99+ Vortec/LS1 - Tach not working on you're Vortec/LS1 engine, answer may be here! LS Series Gen 3 Harness and PCM. For Corvette or CTS-V engine with electric throttle body, 24 tooth reluctor ring, and manual trans. Includes new harness and re-flashed PCM (powertrain control module). Gen 3 Harness and PCM 24x - Corvette CTS-V - TB by Wire - 4L60E. Price: $1,400.00. Quantity in Basket: none

725 south la cadena drive colton ca usa 92324. 909.291.7550. main; about; engine packages - ecotec/alloytec engines - ls performance engines - ls racing engines cbm motorsports™ ls series stand alone wiring harness with blue green oem ecm. part number: cbm-lsbghecu. price: $ 1,029.99 sale price: $ 999.99. view more Whether it be hot rod, street rod, muscle & classic car or universal wiring harnesses and accessories, Painless has your classic car/truck, off-road rig, or race car covered. We don't just make wiring, we make Painless Wiring. Every LS Swap Harness Is Quality Tested - Lifetime Warranty. All New Connectors/Terminals and High Quality TXL Wire 54 4l80e Stand Alone Harness. 4l80e stand alone harness. 05 14 Gen Iv Ls2 Ls3 W 4l60e 4l80e Standalone Wiring Harness Lab Rats Performance. Perfect Torc Gm 4l60 65e 4l80 85e Transmission Controller Painless Performance. Ls Series Gen 4 Harness And Ecm Truck Engine 6 0l Cable Tb 4l80e Trans Donk Parts. Har 1046 Psi 08 09 L76 6 0l W 4l60e Or. New GM LS 6.0 L96. -. $7,000. Brand New Chevy L96 6.0 360HP 380LBS (LS LSX LS1) with stand alone harness from PSI conversions harness with ECM/CM drive by wire pedal fuel pump O2 sensors mass air sensor All parts are New. Project changed direction $7000.00 One-Pieces, Overalls & Jum Clothing Sets. Uniform

5.3 Ls1tech Wiring Diagram Gm Swap. Here is some information for LT1, LS1, Vortec , , wiring harnesses. schematron.org applies to most any GM wiring harness. swap starter wiring wiring harness conversion wiring diagram 8 1 gm mas air flow ls1 conversion wiring harness c plug ls1. He rarely does actual LS1 swaps because you can go to a junkyard. 03-07 LS Vortec Stand alone Wire Harness Drive by wire 4L80E 4.8 5.3 6.0 DBW. DONT CHANCE(THOUSANDS SOLD) PHONE TECH SUPPORT INCLUDED. Brand New. C $406.91. Top Rated Seller Top Rated Seller Harness part #HVL535846T allows transplant of an EcoTec3 5.3L V8 engine into a unlimited number of applications from Street Rod, Pro-Touring, Off-Road, Sandrails, Street machines etc. Harnesses are made to your specifications and have fuse block, check engine light, diagnostic connector, electric fan control, a complete stand-alone design to control engine functions. ADD $100 to [ I'm simplifying a factory LS 5.3 Drive by Wire harness for stand alone service. The question I have is how to wire the Throttle Actuator Control (TAC) Module Stop Lamp In (STP LP IN) wire Light Blue (LT BLU) pin 6. From the schematic I have (posted pics below), I'm thinking Ignition Power (On - Start 12 VDC) is sent to the TAC Module when the brake pedal is depressed FiTech Ultimate LS Standalone ECU & Wire Harness 70050 This kit comes with the ECU & Wire Harness only from the LS Ultimate EFI Inductions Systems. Does not have transmission control

LS Swap Wire Harness Fuse Block with Fans Stand alone Wiring Harness OBD2 Port BP Automotive $129.99) (No reviews yet Application 1993-2015 V8 Drive by Cable and Drive By Wire GM Harnesses. Including, but not limited to LT1, LS1, LM7, LR4, LQ9, LQ4, 4.8, 5.3, 5.7,. LS Wiring | Performance Tuning | Gen II, Gen III, Gen IV LS Harness Wiring. LS1, LS3 LSX Wiring Systems and Tuning. At Speed Scene Wiring, we physically handcraft only the finest LS1, LS3, LSX harness systems, that money can buy.Our custom wiring harnesses are built in USA, with new TXL and GXL synthetic low resistance color coded wire 03-07 Ls Vortec Stand Alone Wire Harness Drive By Wire 4l80e 4.8 5.3 6.0 Dbw 313.60 View Item Details Ls Standalone Wiring Harness W4l60e 97-06 4.8l 5.3l 6.0l Gm Ls1 Ls6 Swap Vortec 295.95 View Item Details Standalone Wiring Harness For 1997-2006 Dbc Ls1 4l80e Dbc Ls1 4.8 5.3 6.0. Categories: Gen V, Stand Alone Wiring Harnesses. Related products. Stocker Series Electronic Throttle E38 LS2 LS3 Vortec 58x Engine Harness $ 625.00 - $ 675.00. Stocker Series Electronic Throttle LS1/Vortec 24x Blue/Green Engine Harness $ 525.00 - $ 545.00. LSA, LS9, LS2,.

Vortec Truck Stand Alone Engine Harness - Electronic

DIY Or Buy: The LS Standalone Harnesses Dileimm

LS Wiring Harnesses & Swap Kits Wiring Specialtie

LS1/LS6 Electronic Throttle Stand Alone Engine Harness

LS SWAPS: Wiring Harness and Wiring Guid

LS Stand Alone Harness | eBayLs swapGm Ls3 Standalone Wire Harness With 6l80e TransmissionDrive by Wire Vortec 4L60e Stand Alone LS Swap HarnessFIT FOR DBC LS1 4L60E LS WIRING HARNESS STAND ALONE 1997

The 58x harness includes a connection for drive-by-wire (DBW). A Complete Standalone EFI System for Chevy 58x LS Engines The Infinity 508 ECU combines with a GM 58x LS Plug & Play engine harness to retain full control of the engine's functions 35 Ls1 Standalone Harness. Ls1 standalone harness. Standalone Wiring Harness Rewire And Pcm Tune Included Ls1 Lsx Lt1 Ltx 4 8 5 3l 5 7 6 0l. Standalone Wiring Harness For Ls1 With 4l60e Transmission Top Street Performance Free Shipping Over 49. Stand Alone Ls1 Harness Help Third Generation F Body Message Boards Part Number: HT-150704. Includes: Haltech Elite 950 ECU, 2.5m (8ft) Premium Universal Wire-in Harness Kit with a firewall grommet, moulded 6 power circuit Haltech fuse box and lid with 2 relays, 4 fuses. (inc pins for the 4 spare power circuits). Waterproof USB cap, USB programming cable and Software CD Dec 30, 2015 - PSI specializes in the design and manufacture of Standalone Wiring Harnesses for GM Gen II, III, and IV LS based engines and transmissions. These. Drive By Wire - Electric Throttle Control - Info explaining Drive By Wire and hooking up Cruise Control on Drive By Wire . GM LS Engine Swap Wiring You Can Do at Home from our Chevy Tahoe harness for a L engine swap. The process for other GM engine harnesses is similar. tutorials and wiring diagrams on. 0 Comments. YouTube user AGearHead4Life. Wiring up an LS engine is something that could scare a lot of people. Have no fear though, as there are a lot of companies that make LS wiring harnesses for conversions. They can build or modify a harness to your specifications by omitting secondary O2 sensors, Vehicle Anti-Theft Systems, and/or tuning the computer for a non-stock engine