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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: 36,439
    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: 25,740
    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: 12,267
    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
    31 Pages
    1 2 3 ... 31
    • Replies: 300
    • Views: 103,378
    10-29-2023, 02:37 PM Go to last post
  2. 2005 Silverado fan fuse requirements

    Anyone running fuses in their 2005 fans? My 30 amp fuses weren't enough. How big of a fuse do we need to run? My A/C don't work without the fans...

    Started by RedHeartbeat‎, 07-18-2006 04:33 PM
    4 Pages
    1 2 3 ... 4
    • Replies: 30
    • Views: 31,683
    08-24-2007, 07:43 PM Go to last post
  3. C0265 - EBCM relay circuit

    Hello, I have a 2000 silverado 5.3L w/ just over 100K mi. For the past several months, both my ABS and red brake light illuminate on the...

    Started by 2Kchevy‎, 06-07-2009 01:26 PM
    • Replies: 4
    • Views: 31,140
    08-24-2012, 08:18 PM Go to last post
  4. Exclamation gauge help after doing swap...

    ok heres whats up did a 5.3 swap in my 89 silverado and my speedo, and gas gauge i cant get to work.... anybody know how to fix it?

    Started by T-Stark‎, 04-10-2011 08:19 PM
    3 Pages
    1 2 3
    • Replies: 21
    • Views: 24,085
    05-29-2012, 04:28 AM Go to last post
  5. 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: 23,909
    05-08-2019, 10:12 PM Go to last post
  6. Airbag Warning: Codes B0024 & B0026

    Hello, Does anyone know what is wrong with my airbags, I am getting the red light as well as the message. The codes are B0024 and sometimes...

    Started by johanh13‎, 10-30-2009 04:45 PM
    • Replies: 2
    • Views: 21,522
    11-23-2009, 11:32 PM Go to last post
  7. 2005 E-Fans

    I am in deep sh**t here , this is a long running problem I have had here with the 2005 E-Fans and Nelson harness , Redheartbeat and a few others have...

    Started by Chevy366‎, 04-08-2006 03:11 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 78
    • Views: 19,102
    08-02-2007, 09:20 AM Go to last post
  8. 2006 SIlverado blower motor not working!

    I just got my turbo kit in the mail today and the blower decided to stop working kind of ironic, well anyway the blower is todally not working I...

    Started by ryan_prettyman‎, 10-29-2009 08:14 PM
    2 Pages
    1 2
    • Replies: 13
    • Views: 15,724
    11-01-2009, 08:39 PM Go to last post
  9. need Pinout for ECM harness

    I have transplanted a LQ4 6.0 engine out of 2000 GMC 2500 4x4 w/4l80e trans into my Syclone. Just looking for a wiring diagram or Pinout of the...

    Started by _Syclone_‎, 04-02-2008 03:04 PM
    2 Pages
    1 2
    • Replies: 11
    • Views: 15,237
    04-05-2008, 08:03 PM Go to last post
  10. 05 pcm wirring diagram

    does anybody have an elactrical diagram for a 05 5.3 pcm or know were i can get one

    Started by elpinto88‎, 05-20-2006 12:56 PM
    6 Pages
    1 2 3 ... 6
    • Replies: 52
    • Views: 15,087
    02-28-2009, 11:21 AM Go to last post
  11. 03 5.3 ignition schematic?

    we still have a no start condition anyone have a 03 5.3 engine wiring schematic, specifically ignition related? coil packs area? engine cranks...

    Started by LSXmyford‎, 08-20-2008 06:26 PM
    8 Pages
    1 2 3 ... 8
    • Replies: 75
    • Views: 14,597
    05-10-2009, 11:16 PM Go to last post
  12. Check Engine Oil Level Message

    I changed the oil in my '99 Silverado with a 5.3 tonight and the Check Engine Oil Level came on. I put in 6 quarts like alway, no leaks. Level is...

    Started by downtown‎, 09-07-2005 10:31 PM
    • Replies: 8
    • Views: 14,085
    09-08-2005, 10:03 PM Go to last post
  13. knock sensor

    My 02 5.3 suburban got a check eng light on today. I hooked a code reader to it and is saying knock sensor circuit , low output , rear . I cleared...

    Started by adrenalinep‎, 06-21-2006 12:17 AM
    • Replies: 6
    • Views: 13,970
    06-23-2006, 08:36 AM Go to last post
  14. Smile nnbs intake swap

    so i got a complete nnbs, gen iv, intake + tb off a 08 truck. been reading about the x link & the 8 pin to 6 pin adapter harness. what's the catch on...

    Started by luisdavid‎, 04-04-2013 10:32 PM
    5 Pages
    1 2 3 ... 5
    • Replies: 46
    • Views: 13,750
    04-15-2013, 10:03 AM Go to last post
  15. Will a starter from a 5.3 work on a 6.0

    I have a 2000 Silverado and I got a starter for a 5.3 and I can't find anywhere online wether it will work on my truck. I'm leaning towards yes but...

    Started by moto281‎, 10-23-2021 03:59 AM
    43 Pages
    1 2 3 ... 43
    • Replies: 420
    • Views: 13,287
    12-03-2021, 04:45 PM Go to last post
  16. GM Remote Start AP8 option how to?

    hey guys, want to buy a few of this accessories, but have no idea if they will work on the hybrid trucks. I have a few Hybrid Tahoe s, and they...

    Started by 2boosted‎, 01-21-2011 11:54 AM
    • Replies: 8
    • Views: 13,008
    01-23-2011, 11:52 PM Go to last post
  17. I am getting a C0035, C0040, and C0245!

    I am getting a C0035, C0040, and C0245 I talked to the dealership and all three are chassis codes that are speed sensors I would like to fix the...

    Started by ryan_prettyman‎, 11-24-2009 08:23 PM
    2 Pages
    1 2
    • Replies: 16
    • Views: 12,765
    11-27-2009, 03:24 PM Go to last post
  18. Angry gmc sierra shift indicator light not working

    bought the truck. it needed a trans (shift indicator was not working) changed the trans and the range selector switch.everything is ok with the trans...

    Started by crazystangg306‎, 11-04-2009 06:09 AM
    • Replies: 7
    • Views: 12,556
    11-08-2009, 10:34 PM Go to last post
  19. ground wires 5.3 harness

    How many ground wires bolt on to the back of the head(s)? I picked up a 02 silverado body and im trying to put a motor in it and just want to make...

    Started by twobit‎, 03-16-2006 03:48 PM
    2 Pages
    1 2
    • Replies: 17
    • Views: 12,032
    03-22-2006, 07:02 AM Go to last post
  20. 2 wire alternator, 1 wire harness???

    I finally got around to finish my DBC harness so that I can swap over from DBW, but the 05 alternator has a plug with two wires and the earlier...

    Started by low91‎, 06-30-2009 04:19 AM
    2 Pages
    1 2
    • Replies: 11
    • Views: 11,659
    05-28-2010, 01:06 PM Go to last post

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