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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: 22,248
    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: 17,407
    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: 8,307
    02-18-2008, 09:17 PM Go to last post
  1. 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
    25 Pages
    1 2 3 ... 25
    • Replies: 248
    • Views: 25,530
    Today, 08:30 PM Go to last post
  2. Bosch 160 amp alternator wiring help

    Bosch 160A alternator p/n 0124525104 or GM15128978, from a 2007 Escalade. I want to put a Bosch 160 amp alternator into my 78 k20. The alternator...

    Started by mikes78k20‎, 07-07-2020 11:17 PM
    • Replies: 0
    • Views: 789
    07-07-2020, 11:17 PM Go to last post
  3. PCM wire locations... trace harness to pinout

    So Hello all... I searched and searched and finally found the pinout for the 4.3L v6 (not easy) many threads with the 5.3L but anyway I finally have...

    Started by bigredfishdad‎, 12-14-2019 08:27 PM
    • Replies: 0
    • Views: 1,415
    12-14-2019, 08:27 PM Go to last post
  4. HELP ! k1500 swap/transfer case

    I`m ready for a harness. But, my 1998 k1500 has a electronic transfer case (npg 243) It seems to come off the trans harness, through the passenger...

    Started by GETNIT‎, 11-18-2019 06:38 PM
    • Replies: 0
    • Views: 987
    11-18-2019, 06:38 PM Go to last post
  5. 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: 1
    • Views: 3,341
    08-14-2019, 10:03 PM Go to last post
  6. 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
    2 Pages
    1 2
    • Replies: 10
    • Views: 12,381
    05-08-2019, 10:12 PM Go to last post
  7. Prnd indicator solved!!!! (obs trucks)

    ok so questions about this have been asked all over the place and i never really saw any definitive answers so i was never able to get my prndl...

    Started by kewljay223‎, 01-26-2014 08:20 PM
    • Replies: 2
    • Views: 3,600
    04-22-2019, 09:01 PM Go to last post
  8. Gauge pillar

    Does anyone know where I can find a red gauge pillar to match the red interior in my 1995 z71 ?

    Started by 95z‎, 04-19-2019 04:30 PM
    • Replies: 0
    • Views: 898
    04-19-2019, 04:30 PM Go to last post
  9. Lextech wiring spread sheet

    I want to keep my 98 vortec harness. My donor pcm is 12586242 Dbw can I use lextech wiring sheet for the 411 pcm swap? If so how would I go about...

    Started by Pdxchevy‎, 04-13-2019 04:42 PM
    • Replies: 0
    • Views: 1,423
    04-13-2019, 04:42 PM Go to last post
  10. 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: 1
    • Views: 1,924
    09-26-2018, 08:03 PM Go to last post
  11. GM Gauge Cluster Repair

    I have recently replaced the stepper motors on my gauges because they all went dead. I was succesful in replacing the motors and most of the gauges...

    Started by RedneckSilverado‎, 02-28-2018 06:51 PM
    • Replies: 0
    • Views: 1,652
    02-28-2018, 06:51 PM Go to last post
  12. My instrument cluster problem----95 gmc

    In the middle of my lm7 swap. Doing a Calif. emmissions install. Anyway my truck is a 95, and installed a 98 fuel pump assembly, due to that I need...

    Started by HRV-LS1‎, 11-11-2012 06:42 PM
    • Replies: 8
    • Views: 5,352
    12-03-2017, 12:12 AM Go to last post
  13. 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: 2
    • Views: 2,424
    12-03-2017, 12:03 AM Go to last post
  14. Doors will not stop locking and unlocking ?

    both doors on my 99 Silverado, will not stop locking an unlocking. It starts as soon as the ignition switch is turned on. Not sure if anyone has had...

    Started by pewter99‎, 08-16-2017 11:26 PM
    • Replies: 0
    • Views: 1,333
    08-16-2017, 11:26 PM Go to last post
  15. Weird AC issue

    Has anyone experienced an issue where the computer will not engage the compressor. High pressure and low pressure and reading correctly and has...

    Started by mongoose90584‎, 07-27-2017 10:56 AM
    • Replies: 0
    • Views: 1,402
    07-27-2017, 10:56 AM Go to last post
  16. Wiring issues

    Hey everyone, my name is Bohdi. I'm swapping a 5.3 from a 2001 tahoe into a 1993 chevy 1500. I'm currently having some wiring issues. I'm not sure...

    Started by Bohdi F‎, 07-02-2017 07:34 PM
    ls swap
    • Replies: 2
    • Views: 2,622
    07-04-2017, 06:47 PM Go to last post
  17. Dual Electric Fans

    I swapped a 2002 5.3 into my 91. I used a painless harness set up for dual fans. Each fan is wired through a relay and is fused. The fans are from...

    Started by L8RH8R‎, 06-06-2017 03:21 PM
    • Replies: 1
    • Views: 1,946
    06-09-2017, 12:23 PM Go to last post
  18. 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: 1,640
    05-23-2017, 12:58 AM Go to last post
  19. 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: 1,409
    05-19-2017, 03:29 PM Go to last post
  20. 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: 1,607
    04-06-2017, 09:47 PM Go to last post

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