Audio + Electronics

Sound systems, switches, computers, accessories and all the wires that connect them.

  1. Wiring Diagrams

    Post all the relevant wiring diagrams you find for GMT400 trucks or GM engines.
    75
    Discussions
    432
    Messages
    Latest: 95 power window hot lead 95OBS, Sep 22, 2018
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  1. Mike

    The Stupid Electronics Questions Thread

    Mike, Dec 3, 2009 ... 54 55 56
    Replies:
    553
    Views:
    78,500
    T-Yaz
    Jan 27, 2019
  2. 1badgmc

    How To Put LEDs in Moonie Gauges

    1badgmc, Jan 22, 2011 ... 13 14 15
    Replies:
    140
    Views:
    51,471
    Steven west
    Jan 18, 2019
  3. GMT400Tahoe

    GMT400 projector retrofitting

    GMT400Tahoe, Sep 15, 2017 ... 2 3
    Replies:
    20
    Views:
    8,237
    YetiZJ
    Jan 13, 2019
  4. ChrisAU

    HOW TO: Fix Bouncy/Hummingbird Fuel Gauge Needle

    ChrisAU, Dec 10, 2012 ... 8 9 10
    Replies:
    91
    Views:
    86,625
    nhyrum
    Sep 17, 2018
  5. mjleg

    How to Replace Blower Motor Resistor

    mjleg, Apr 25, 2010 ... 3 4 5
    Replies:
    44
    Views:
    28,816
    1500z71
    Jul 17, 2018
  6. Mike

    30" LED Bar Install + Pics

    Mike, Sep 5, 2013 ... 4 5 6
    Replies:
    52
    Views:
    29,150
    blacksport
    Jun 10, 2018
  7. Ginger

    4 Hi Headlight Mod

    Ginger, Dec 4, 2009 ... 51 52 53
    Replies:
    522
    Views:
    209,272
    Slime
    May 26, 2018
  8. Triplel40

    Adding AUX to 88-94 Stock Stereo

    Triplel40, Apr 25, 2018
    Replies:
    8
    Views:
    2,501
    NightRunner
    Apr 30, 2018
  9. Devs93

    How to stop LED Fast Flash info

    Devs93, Jul 17, 2011 ... 3 4 5
    Replies:
    48
    Views:
    21,245
    GMCTRUCKS
    Mar 28, 2018
  10. Hodges87

    96-98 Vortec Alternator Upgrade AD244

    Hodges87, Dec 14, 2009 ... 15 16 17
    Replies:
    167
    Views:
    128,551
    Claffeyjr95
    Jan 23, 2018
  11. Mean Green

    How To: Install HID 's & HID Lighting Explained

    Mean Green, Feb 26, 2012 ... 3 4 5
    Replies:
    43
    Views:
    23,561
    Slime
    Dec 1, 2017
  12. CodyB

    Installing a Remote Start, Alarm, or Keyless Entry?

    CodyB, Dec 16, 2009 ... 6 7 8
    Replies:
    75
    Views:
    51,010
    GMCTRUCKS
    Sep 15, 2017
  13. T DOG

    How to: Install the PAC AAI-GM9 aux input interface into a GM truck

    T DOG, Jul 18, 2011 ... 2 3
    Replies:
    21
    Views:
    21,352
    skobuffs
    Jul 5, 2017
  14. TruckinAin4Sissies

    WRITEUP: GM Remote MOD

    TruckinAin4Sissies, Sep 1, 2011 ... 5 6 7
    Replies:
    60
    Views:
    35,847
    TruckinAin4Sissies
    Nov 1, 2016
  15. capricefrk013

    Adding AUX Input to OBS Stock Radio

    capricefrk013, Dec 9, 2009 ... 2 3 4
    Replies:
    38
    Views:
    39,428
    Andrew89/98
    Apr 25, 2016
  16. capricefrk013

    Automotive Wiring Info

    capricefrk013, Dec 3, 2009
    Replies:
    9
    Views:
    7,842
    Mean Green
    Sep 29, 2012
  1. Sparkysikes

    93 bouncing speedo

    Sparkysikes, Feb 22, 2019 at 12:31 PM
    Replies:
    2
    Views:
    56
    Sparkysikes
    Feb 22, 2019 at 11:27 PM
  2. Knuckle Dragger

    Has anyone used these housings for the quad headlights?

    Knuckle Dragger, Feb 1, 2019 ... 2 3
    Replies:
    23
    Views:
    1,054
    blacksport
    Feb 22, 2019 at 9:40 PM
  3. Maroon96

    How To: Automatic Toolbox Lights, Self Contained

    Maroon96, Feb 16, 2019
    Replies:
    6
    Views:
    178
    Maroon96
    Feb 22, 2019 at 7:43 PM
  4. 454cid

    Key fob remote locks not working when truck running locked

    454cid, Feb 13, 2019 ... 2
    Replies:
    14
    Views:
    177
    honkon
    Feb 22, 2019 at 1:31 AM
  5. s98gmc

    Ground straps/wiring question

    s98gmc, Feb 17, 2019 at 7:43 PM
    Replies:
    5
    Views:
    173
    s98gmc
    Feb 21, 2019 at 7:54 PM
  6. Awest623

    Weird HVAC issue

    Awest623, Feb 19, 2019 at 10:11 AM
    Replies:
    0
    Views:
    93
    Awest623
    Feb 19, 2019 at 10:11 AM
  7. quickturtle72

    Wiper switch ... fuuuuu ...

    quickturtle72, Feb 15, 2019
    Replies:
    4
    Views:
    186
    mars2878
    Feb 19, 2019 at 8:40 AM
  8. Gambles

    custom parking lights?

    Gambles, Feb 18, 2019 at 5:41 AM
    Replies:
    7
    Views:
    200
    Maroon96
    Feb 18, 2019 at 7:08 PM
  9. Crookedaxle

    HELP!!!, need some alternator questions answered.

    Crookedaxle, Feb 8, 2019 ... 2 3
    Replies:
    29
    Views:
    866
    Ken K
    Feb 18, 2019 at 3:43 PM
  10. Kv5137kv5137

    Second battery

    Kv5137kv5137, Feb 15, 2019
    Replies:
    3
    Views:
    164
    RichLo
    Feb 18, 2019 at 12:59 PM
  11. Sideburnz

    Factory Rear Defrost Wire Color?

    Sideburnz, Feb 17, 2019 at 11:04 AM
    Replies:
    2
    Views:
    107
    Sideburnz
    Feb 17, 2019 at 11:39 PM
  12. Xanatost

    My Big 3 Kits for sell

    Xanatost, Jun 17, 2016 ... 4 5 6
    Replies:
    59
    Views:
    8,219
    BiG_rEd98_5spd
    Feb 16, 2019
  13. 1998_K1500_Sub

    Acquiring Arteb Brazil GMT400 headlight reflectors

    1998_K1500_Sub, Feb 13, 2019 ... 2
    Replies:
    10
    Views:
    549
    1998_K1500_Sub
    Feb 15, 2019
  14. Maroon96

    Homelink Buttons for Auxiliary Light Switch

    Maroon96, Feb 15, 2019
    Replies:
    0
    Views:
    88
    Maroon96
    Feb 15, 2019
  15. Trenton

    What are Common A/C and Heater Problems?

    Trenton, Feb 4, 2019 ... 2
    Replies:
    12
    Views:
    584
    delta_p
    Feb 15, 2019
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