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Forum: Electrical

Powertrain | Body | Chassis

  1. Question Sticky Thread Sticky: headlights!!!!!

    Hey guys... Is there a relay switch or a bypass or anything that would make it where when I turn my brights on my low beams and fog lights dont turn...

    Started by newchevy‎, 04-29-2008 11:37 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 34
    • Views: 12,763
    11-12-2012, 03:06 AM Go to last post
  2. Sticky Thread Sticky: NBS Racetronix fuel pump Hotwire installion guide

    Upgrading your fuel pump? Don't forget to upgrade the power supply lead to handle the added amperage load. Higher pressure means higher current loads...

    Started by RedHeartbeat‎, 08-12-2009 12:32 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 8,798
    09-05-2011, 05:55 PM Go to last post
  3. Sticky Thread Sticky: OBS fuel pump hotwire kit

    Since my 92 and 93 trucks were modified/updated to the LSx powertrain and the fuel pumps were also updated to Walbro 255 LPH pumps, I decided it was...

    Started by RedHeartbeat‎, 09-14-2007 05:34 PM
    • Replies: 4
    • Views: 5,809
    02-18-2008, 09:17 PM Go to last post
  1. Speedo Help Please

    Drove truck today, maiden voyage, and all gauges work except for the speedo. I have looked far and wide and have yet to find info specific to the...

    Started by westofb‎, 04-06-2017 10:24 PM
    • Replies: 2
    • Views: 257
    05-23-2017, 12:58 AM Go to last post
  2. 97 gmc yukon 5.3 fuse block wiring?!

    So iv got the 5.3 in and bolted up but CANT for the life of me figure out the fuse block. Im using the stock fuse block that I came with the motor....

    Started by Brokenyukon‎, 05-19-2017 03:29 PM
    • Replies: 0
    • Views: 138
    05-19-2017, 03:29 PM Go to last post
  3. 2008 tahoe 4l60e to 4l80e swap

    I am currently gathering the rest of my parts to do the swap and i have originally purchased the nelson performance harness but they just emailed me...

    Started by Aaronv1113‎, 04-12-2017 07:38 PM
    • Replies: 0
    • Views: 283
    04-12-2017, 07:38 PM Go to last post
  4. Electric Fan Issues

    Just about to complete my ls swap in my 95 obs truck and am having an issue with my electric fans. I had my computer set up by Brendan at LT1 Swap...

    Started by westofb‎, 04-01-2017 01:30 AM
    • Replies: 2
    • Views: 335
    04-06-2017, 09:47 PM Go to last post
  5. power to gauges after swap but no gauges

    Swapped a 5.3 into a 2000 silverado with nv3500. Had wiring harness spliced and ecm flashed. Had to swap column out as well. Column that came out had...

    Started by Redwood603‎, 04-05-2017 06:24 PM
    • Replies: 0
    • Views: 119
    04-05-2017, 06:24 PM Go to last post
  6. Wanted

    does anyone thats built a ls harness have any unused metri-pack series family and the micro pack 100w 04ll terminals females if not gonna use them i...

    Started by CP_CUSTOMS‎, 02-22-2017 04:06 AM
    • Replies: 0
    • Views: 599
    02-22-2017, 04:06 AM Go to last post
  7. 1990 k2500 6l swap. Cleaning up tbi and old pcm wiring??

    Hi currently getting ready to drop my 6.0l in my truck. is anyone getting rid of the old pcm and or cleaning up all the extra wiring. Im not building...

    Started by Mg13‎, 01-26-2017 12:21 PM
    • Replies: 1
    • Views: 425
    01-26-2017, 07:31 PM Go to last post
  8. Lextech Spreadsheet

    I read about a spreadsheet for wiring. I did a search but came up empty. Can someone point me in the right direction? Thanks

    Started by hollywood63‎, 09-03-2012 03:10 PM
    • Replies: 6
    • Views: 2,678
    12-03-2016, 02:05 PM Go to last post
  9. Turn signal fuse blows

    So I have my LS swap running, but I have a problem with the turn signal/back up light fuse. It works in key on position, but as soon as I turn the...

    Started by Safariwagon‎, 05-25-2016 07:12 PM
    • Replies: 1
    • Views: 458
    10-30-2016, 12:30 AM Go to last post
  10. A/C after 5.3 swap

    bow tie fans I finally completed my 5.3 swap in my suburban it has been tuned and the engine runz and soundz great Im ready to add a/c back...

    Started by slicpartna‎, 08-05-2016 06:58 PM
    • Replies: 0
    • Views: 515
    08-05-2016, 06:58 PM Go to last post
  11. 01 Denali doors on a 03 work truck wiring

    Been trying to find a way to wire the doors and just can't figure it out, seen tons of threads of people saying they did it but not sure how, any...

    Started by Slow03‎, 06-16-2016 11:48 AM
    • Replies: 1
    • Views: 714
    06-16-2016, 11:01 PM Go to last post
  12. anti-theft switch...

    Hello All, I have a LM7 installed in my '66 C10. I'm looking for help and ideas on the installation of an anti-theft kind of switch to make it...

    Started by skip64‎, 05-19-2016 09:11 AM
    • Replies: 2
    • Views: 513
    05-20-2016, 04:22 PM Go to last post
  13. Purple Starter Wires

    So I am closing in on my 1996 4.8L LS swap. I have two 10 or 12 gauge purple wires coming from the under hood fuse box and it's labeled starter...

    Started by Safariwagon‎, 03-23-2016 07:31 PM
    • Replies: 3
    • Views: 914
    03-28-2016, 08:41 AM Go to last post
  14. obs ls swap electrical

    New guy here. Been doing tons of research and have decided to swap a 6.0/4l80e combo into my 1997 gmc 1500 4x4. Its got the factory 350/4l60e right...

    Started by flandersander‎, 04-20-2013 03:40 PM
    • Replies: 9
    • Views: 3,660
    03-05-2016, 05:37 PM Go to last post
  15. P0327 code set - KS's replaced - Still throwing code

    98 XJ with an 05 LM7 5.3L from a Sierra 1500, 35x12.5" shoes, 4.56 gears, 4l65e1. Swap went smooth (finished around 8-10 months ago). I recently...

    Started by blistovmhz‎, 11-30-2015 05:47 PM
    • Replies: 2
    • Views: 834
    12-09-2015, 10:04 PM Go to last post
  16. 98 obs

    I have a 98 OBS that I'm swapping a 5.3 into. I'm using the 2004 5.3 pcm and wire harness to run motor and trans 4l60e. I'm gonna keep my stock PCM...

    Started by Jarrett Dixon‎, 12-02-2015 03:13 PM
    • Replies: 1
    • Views: 680
    12-05-2015, 04:26 PM Go to last post
  17. 06' avalanche electrical 'BUG"

    06 Avalanche 5.3 4wd 85k miles, here's my long ass story. this is a 3 or 4 month troubleshooting headache for me so ill try to describe this as its...

    Started by derik‎, 10-13-2015 11:56 PM
    • Replies: 0
    • Views: 1,066
    10-13-2015, 11:56 PM Go to last post
  18. Engine grounds

    I'm having an electrical problem which I am almost positive is a ground issue. If I am not mistaken, 4 grounds attach to the block - (1) large gauge...

    Started by jetmech‎, 09-05-2015 07:14 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 4,377
    10-09-2015, 08:06 PM Go to last post
  19. 4L80e input shaft speed sensor PCM pins

    I've been having electrical issues so I've been looking at wiring diagrams a lot lately. During my studies of these diagrams, I noticed that some...

    Started by jetmech‎, 09-19-2015 08:45 PM
    • Replies: 1
    • Views: 1,174
    09-21-2015, 03:32 PM Go to last post
  20. Wiring Harness Swap

    Can I put a 2000 4.8 harness on an 04 6.0 without any issues other than throttle body and computer? Everything else should plug in right?

    Started by Gemini‎, 07-15-2015 08:03 PM
    • Replies: 1
    • Views: 1,490
    08-27-2015, 02:11 PM Go to last post

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