Ebay / Amazon LS Swap harness overview with fuse information, under dash wiring information and more

Автокөліктер мен көлік құралдары

** Please read bottom of description for after installation wiring harness updates ** Should you buy an Ebay LS Swap harness? I guess that depends on your situation! I normally make my own harnesses but bought an Ebay LS Swap harness for my 1951 Hudson LS Swap build. Here I go over the 2003-2007 (classic) gen 3 blue/green drive by wire harness, discuss possible problems, and give you the information that does not come with the harness like fuse identification and going over the under the dash wire bundle. Excuse my lack of energy on this video, still getting over being sick, but work has to go on. Hope this helps!
Hudson Build Day 29/30 goes over the harness install including what style pins you need to wire up the relays, fuel pump wiring, and wiring the harness into the car for the first start, link is below.
• Ebay LS swap harness i...
This is a 2003-2006 (2007 if you have a GEN 3 ENGINE ONLY) blue and green PCM connector, drive by wire, 4L60e harness with multec fuel injector connectors and a one-piece MAF/IAT connector as found on truck engines. Always know exactly what you need before ordering a harness, do you research so you are not hit with any surprises.
** This harness is made by JY performance, so if you want to buy the same harness check the eBay auction description for this manufacturer. Multiple eBay sellers are listing this harness **
If you are using a 1999-2002 red and blue connector drive by cable harness, check out my video going over my Ebay version of that harness. Link is below.
• Ebay LS Swap harness o...
**** ISSUE FOUND ** I found one minor issue with the eBay harness in this video, the MAF connector needs a notch cut into the side of the connector cover to be able to fit all the way onto the MAF sensor. It will be obvious because the connector will not fit all the way onto the MAF sensor without the notch, it is an easy fix done with a pair of wire cutters. No other issues found. ***

Пікірлер: 87

  • @bigguysoutdoors4203
    @bigguysoutdoors42036 ай бұрын

    Thanks! Bought two and both worked amazing. Love the channel

  • @rust_hoarder_garage

    @rust_hoarder_garage

    6 ай бұрын

    Awesome! Thank you!

  • @metrokustomz5816

    @metrokustomz5816

    27 күн бұрын

    Which color off harness is converter lockup ? Purple and ?

  • @sambogober3197
    @sambogober31975 ай бұрын

    Thank u sir very very much so. U went over e everything I have had questions about. Thank u

  • @rust_hoarder_garage

    @rust_hoarder_garage

    5 ай бұрын

    Glad I could help and thank you for watching!

  • @mikeopperman5057
    @mikeopperman50579 ай бұрын

    Recently bought an overseas harness for a blue/red 2000 LS1F body parts swap. Checked out very much like your review. They skimped on colors but everything still ohm'd out. Kept thinking I was missing something because I wasn't finding any problems. And as a surprise it came with a fairly good manual. The units claiming to be made in the USA often aren't made here. Recently got some relays stating made in USA in the advertisement and on the cardboard and plastic hanger card. You can see through the plastic on the card that the relay is printed with made in China. So I tried my luck and so far working out. Thanks for the step by step walk-through.

  • @rust_hoarder_garage

    @rust_hoarder_garage

    9 ай бұрын

    Nice job taking the time to ohm out the wires, well worth the time. Good luck with your build!

  • @justingillen4352

    @justingillen4352

    6 ай бұрын

    Love hearing that it was good. I just ordered my red/blue as well. I’m so ready to hear this car fire. This video was hands down the best info out there for eBay harness!

  • @rust_hoarder_garage

    @rust_hoarder_garage

    6 ай бұрын

    Thank you! Check out my videos on the red/blue 99-02 ebay harness, the ones I have had are based on the LS1 and not the vortec like the green/blue ones are. I re-pinned mine to match the vortec prints instead of the LS1 like they come, and the engine fired up first time. I have two videos on the red/blue. One goes over the repin, and one goes over why I do the repin even if it is not needed for the engine to run. Good luck with the build!

  • @johnrichmond9317

    @johnrichmond9317

    5 күн бұрын

    I am in dire need of help motor in wired and fired but im having an issue with my starter keeps spinning while the truck is running sounds absolutely awful and ran threw 2 starters already in 3 day its a 1984 5.3 vortec swap sm465 transmission with ls2 pilot bearing 1050 flywheel 15inch clutch to match but my truck is unhappy with the starter any advice would be greatly appreciated 🎉​@rust_hoarder_garage

  • @shadymaint1
    @shadymaint111 ай бұрын

    I'm going with a factory harness. Can keep factory wire colors for troubleshooting later. Plus it's free.

  • @rust_hoarder_garage

    @rust_hoarder_garage

    11 ай бұрын

    That is how I have always done it in the past, works great!

  • @flipmode9236
    @flipmode923611 ай бұрын

    thanks . think i saw the video you were refering too. i was going to buy from them because they scared me. im doing my first swap

  • @rust_hoarder_garage

    @rust_hoarder_garage

    11 ай бұрын

    If you take the time to verify the wiring there will be no surprises.

  • @sergey6412
    @sergey641210 ай бұрын

    Thank you for this video! Bought the same for my Hudson) Will try to follow your suggestions!

  • @jasons4790
    @jasons479011 ай бұрын

    Awesome info would love a link or seller looking for this exact harness.Thanks for taking the time to give first hand info.

  • @rust_hoarder_garage

    @rust_hoarder_garage

    11 ай бұрын

    After looking at different sellers on Ebay I am sure they are all selling the same harness, most are using the same pictures. I would be checking the pins regardless, never know if one will get sent out pinned wrong. I did find one issue with the harness after the fact, the MAF connector needs a notch cut in it to fit onto the MAP sensor fully, I go over it in a later video in the build series. Thanks for watching!

  • @dustinseidel7074
    @dustinseidel70742 ай бұрын

    Drive by wire power to tac module my harness does not have pink

  • @matthewrosario9638
    @matthewrosario963811 ай бұрын

    do i need to use any of the wires from my bulkhead harness p 100 to start my ls swap on my 1994 chevy impala ss thanks Matthew

  • @rust_hoarder_garage

    @rust_hoarder_garage

    11 ай бұрын

    you need the engine cranking circuit for any swap, it is not part of the swap harness

  • @RatchetsandWrenchesgarage
    @RatchetsandWrenchesgarage10 ай бұрын

    On the one side of the fuel pump relay that is keyed on? And the other goes to the pump

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    You can run the fuel pump relay feed side to fused 12v key on or fused constant 12v, relay output to fuel pump. Watch the first start video I show the hookup. If the relay feed is key on only the pump will not run while cranking but should not be an issue as long as the rails are primed with fuel. I have mine wired to fused 12v constant similar to what GM did.

  • @stevepope5484
    @stevepope548410 ай бұрын

    Have u used a stock 03 yukon gas pedal? There's a black hose connected to mine? Hate to cut it.

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    I am using an 03 Silverado non adjustable pedal, adjustable pedals have a cable drive.

  • @ericmills9322
    @ericmills93225 ай бұрын

    In that bundle of wires, can you use that orange wire for ac signal to raise idle when on?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    5 ай бұрын

    Probably could, I have not tried it.

  • @octvio8634
    @octvio86342 ай бұрын

    question, I bought this harness recently and when I turned on my truck , 64 c10 with 5.3 4l60e dbw, I got a couple trans codes mostly open circuit tcc/torque converter and a solenoid, when I checked the harness there was no pin 75 for the E connector on the blue/green plug, so when I ran the continuity it was on pin 76 which was for injector number 5, is that okay since im not Sure if its constant 12 or should I add a pin on 75 and jus use that wire for the trans plug.

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    Best thing to do with any of these harnesses is to verify every wire is in the correct location for your engine/trans configuration. 4l60e/80e are wired differently, I would check that first. Injectors have constant 12v but this harness does not wire the injectors to the same circuit as the trans, you may have one made by a different company.

  • @octvio8634

    @octvio8634

    2 ай бұрын

    @@rust_hoarder_garage for sure thanks! appreciate the quick response your harness videos have been a blessing!

  • @tryityourself9158
    @tryityourself91583 ай бұрын

    Hey bud stupid question but how do I hook my starter up it says fuse one and 2 are for the stater an it’s confusin

  • @rust_hoarder_garage

    @rust_hoarder_garage

    3 ай бұрын

    Those wires are power to the stand alone harness, starter wiring is part of the car harness.

  • @teabag402
    @teabag4029 ай бұрын

    I bought one of these and it was worse than awful. Led to months of headaches trying to diagnose engine issues, engine kept stumbling and back firing through the intake....ended up having to go pin by pin and plug by plug checking pin outs only to discover this thing was wired WAY out kf wack. I have a list of what was pinned where but it was insane. Only thing pinned correctly was the min to make it run...on 5 cylinders i may add but it would crank...what a nightmare. Mine was about 6 months ago and was a blue Green DBW harness. They must have made this on a friday afternoon and did it on purpose it was so badly done lol

  • @rust_hoarder_garage

    @rust_hoarder_garage

    9 ай бұрын

    Sorry to hear it, but I would be checking the pin outs on any aftermarket harness regardless of who made it. Couple of hours preparation will save lots of grief if you find a problem early. Mine is working fine and I purchased 3 more.

  • @teabag402

    @teabag402

    9 ай бұрын

    The harness you show is not what I have to be clear, yours has a different fuse box. Please let us know who you got yours from. The are NOT all the same lol, you were blessed

  • @teabag402

    @teabag402

    9 ай бұрын

    ​@@rust_hoarder_garage I really should have checked it, had no idea how to go about it. That's the one silver lining, I do now! So that's worth a lot

  • @rust_hoarder_garage

    @rust_hoarder_garage

    9 ай бұрын

    @@teabag402 regardless of the fuse box you have to remember this is just a wiring harness based off GM prints. Nobody is engineering or developing anything, they are just copying what GM did, regardless of who you buy it from. If the wires are in the correct locations as per GM design for that GM PCM / OS it will work.

  • @teabag402

    @teabag402

    9 ай бұрын

    ​@@rust_hoarder_garageoh I get that. The one I bought was not even close to pinned correctly so if you found a good manufacturer that wires to spec it is worth mentioning because they are not all, and some are way way off

  • @MOE13576
    @MOE135767 ай бұрын

    Hi there. I got the same harness. And on the manual under underdash wires...it's says N/A for wire color for the Fuel pump line (12v battey power) and load(to fuel pump ).. So I have to connect a wire to the standalone harness relay 27:55 going to the fuel pump and one wire for fuel pump 12v(power) right ?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    7 ай бұрын

    Nothing in the under dash bundle of wires is for the fuel pump. You have to add 12v batt power to one side of the fuel pump relay and connect the other side of the fuel pump relay to the hot lead of the pump. Fuel pump relay trigger wire from the pcm and ground are already there. See my first start video in the 1951 Hudson play list, it goes over installation of the wires.

  • @MOE13576

    @MOE13576

    7 ай бұрын

    @@rust_hoarder_garage yes, that's what I was asking. I know my comment was kind of confusing. Hahaha. Thank you sir. You earned a subscriber. And happy holidays!!

  • @rust_hoarder_garage

    @rust_hoarder_garage

    7 ай бұрын

    Excellent, good luck with the build and have a great holiday! Also thank you for subscribing!

  • @MOE13576

    @MOE13576

    7 ай бұрын

    @@rust_hoarder_garage thank you!

  • @rickwesterfield2452
    @rickwesterfield24526 ай бұрын

    I don't see that JY Performance still has an EBay listing for a passenger compartment extended wire harness for a DBC 1999-2006 red/blue connector 4L60E transmission. Anybody else see one?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    6 ай бұрын

    They are out there, I just bought another one. There are multiple eBay sellers with them, look at the auction details and the harness manufacturer will be listed. Look for eBay seller caesarperformance, the harness comes with the injector adapters as well for under $100. Check every wire for correct location and if the tach wire is tied to the aldl 12v circuit.

  • @rustynutzclassicrestorations
    @rustynutzclassicrestorations10 ай бұрын

    Great video .....Did not see a Hyperlink to where you purchased the harness ... Could you post that as well .. Thanks

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    I didnt post a link because they are all the same as far as I can tell, this one was from Ebay around $95. Any of the 03-06 green/blue ebay / amazon harnesses should be the same, but regardless I would take the time to go over the harness and double check the pinouts just in case a pin was put in the wrong location. I will have a video soon on the 99-02 red/blue harness, lots to talk about on that one, and not what you will expect.

  • @rustynutzclassicrestorations

    @rustynutzclassicrestorations

    10 ай бұрын

    Totally understand .. I saw so many on Amazon .. but what bothers me the most is the cheap wire they could use .. If its weather proof and oil and heat resistant wire insulation. Guess my biggest fear would be how long it would last in the vehicle until you have to replace it again. Thanks

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    You have to buy what you are comfortable with, I see no issues with the wiring so I will be using this type harness again on future builds.

  • @rustynutzclassicrestorations

    @rustynutzclassicrestorations

    10 ай бұрын

    Plan to order one now for my build as well .. Thank you for the video and feedback @@rust_hoarder_garage

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    No problem, watch my start up video to see how to wire up the fuse box, it is simple. Good luck with the project 👍

  • @johnnywilkerson894
    @johnnywilkerson89410 ай бұрын

    Is there a plug for the gas pedal

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    there is a harness connection to the tac module on the interior side of the harness.

  • @johnzigler9780
    @johnzigler97803 ай бұрын

    how did you go about wiring the starter exciter wire?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    3 ай бұрын

    Starter is part of the car harness, not part of the stand alone harness.

  • @johnzigler9780

    @johnzigler9780

    2 ай бұрын

    @@rust_hoarder_garage makes sense i was obviously overthinking it

  • @CharmleysChopShop
    @CharmleysChopShop3 ай бұрын

    Is there a particular seller that you recommend? I'm sure they're all made in the same factory, do you have a link to yours?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    3 ай бұрын

    After looking at multiple harnesses I am not convinced they are all the same. Check out my junkyard L33 on the stand video, I have the harness part number in that video.

  • @CharmleysChopShop

    @CharmleysChopShop

    3 ай бұрын

    @@rust_hoarder_garage awesome will do. Thank you.

  • @davidcastillo6776
    @davidcastillo67767 күн бұрын

    What do u do for a trigger wire on the starter

  • @rust_hoarder_garage

    @rust_hoarder_garage

    7 күн бұрын

    The starter wire is part of the vehicle harness and not part of the stand alone engine/trans harness.

  • @allanrobinson3713
    @allanrobinson37132 ай бұрын

    how to check out all the pins . On the part number

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    go to LT1swap.com to get the pinouts for what you need and then compare to whatever harness you buy.

  • @speedwolfusa2847
    @speedwolfusa2847 Жыл бұрын

    You gonna drop a hint on the seller id?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    Жыл бұрын

    I don't think it matters, I looked at multiple harnesses on Ebay and all looked the same, in fact different sellers all had the same pictures. I asked a couple questions of the seller about the harness and they had no information so I doubt they were any better than any other. Today I looked at their listings for 99-02 red/blue DBC cables and there were pictures of connectors that are not on the harness, pictures showing the PCM connectors with bolts and without, so it is really a gamble either way. Still need to do a first start to verify the harness works at all, even after all the work done ahead of time.

  • @h8tulooze

    @h8tulooze

    10 ай бұрын

    I wish I knew Ebay seller ID, ive orderd two now and what the picture they show and what I got are wrong. None of these sellers speak English or type it. Im getting tired of sending them back. You have exactly what I need for my build.@@rust_hoarder_garage

  • @rust_hoarder_garage

    @rust_hoarder_garage

    6 ай бұрын

    harness in this video was made by JY performance if that helps, multiple ebay IDs are selling it.

  • @Kloco78
    @Kloco782 ай бұрын

    One more question where is the wires for the fuel pumP

  • @Kloco78

    @Kloco78

    2 ай бұрын

    Never mind you are talking about it now

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    You have to wire the fuel pump relay, see the 1951 Hudson first start video.

  • @Kloco78

    @Kloco78

    2 ай бұрын

    @@rust_hoarder_garage can you use the original valley cover or do I need to buy a new one?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    no clue what you are doing, I have never replaced a valley cover.

  • @Kloco78

    @Kloco78

    2 ай бұрын

    @@rust_hoarder_garage ok thank you

  • @stevepope5484
    @stevepope548410 ай бұрын

    Tac module? Drive by wire box?that same thing

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    Yes

  • @sergey6412

    @sergey6412

    10 ай бұрын

    Can I just ignore this thing for the cable controlled throttle?

  • @rust_hoarder_garage

    @rust_hoarder_garage

    10 ай бұрын

    @@sergey6412 No, this harness is not for drive by cable, it is for P59 drive by wire.

  • @Romtronic631
    @Romtronic6312 ай бұрын

    We are wire harness manufacturer in China, welcome to inquire.

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    If you have an LS swap wiring harness that you want me to review and test email me at rusthoardergarage@gmail.com

  • @Kloco78
    @Kloco782 ай бұрын

    Where is the battery positive and negative I don’t see it

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    battery connections are part of the car, not the harness. Watch this one, I show installation of the harness on the engine and start up. kzread.info/dash/bejne/lY1hksuSabnQdc4.html

  • @Kloco78

    @Kloco78

    2 ай бұрын

    @@rust_hoarder_garagethank you sir

  • @rust_hoarder_garage

    @rust_hoarder_garage

    2 ай бұрын

    No problem good luck with the build!

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