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Electronics
Switches, computers, accessories and all the wires that connect them.
Wiring Diagrams
Post all the relevant wiring diagrams you find for GMT400 trucks or GM engines.
Threads
280
Messages
1.7K
Threads
280
Messages
1.7K
VCC wiring
Sunday at 2:11 PM
xXxPARAGONxXx
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Sticky
Recalibrating 1988-1991 speedometer / dash cluster
someotherguy
May 31, 2023
2
Replies
18
Views
12K
Feb 2, 2025
DeanG
D
Sticky
4 Hi Headlight Mod
Ginger
Dec 4, 2009
61
62
63
Replies
624
Views
444K
Jan 24, 2025
Scooterwrench
Sticky
The Stupid Electronics Questions Thread
Mike
Dec 3, 2009
101
102
103
Replies
1K
Views
224K
Jan 8, 2025
91OGobs
9
T
Sticky
How to modify the 95+ Warning Chime Module, plus other info.
thunderstruck
Feb 19, 2014
2
Replies
18
Views
46K
Nov 23, 2024
H2obio
H
Sticky
GMT400 projector retrofitting
GMT400Tahoe
Sep 15, 2017
2
3
4
Replies
32
Views
47K
Nov 17, 2024
The Beast OBS
Sticky
Adding AUX to 88-94 Stock Stereo
Triplel40
Apr 25, 2018
6
7
8
Replies
76
Views
55K
Nov 14, 2024
AK49BWL
Sticky
96-98 Vortec Alternator Upgrade AD244
Hodges87
Dec 14, 2009
18
19
20
Replies
190
Views
262K
Sep 26, 2024
AuroraGirl
Sticky
Installing a Remote Start, Alarm, or Keyless Entry?
CodyB
Dec 16, 2009
7
8
9
Replies
82
Views
104K
May 13, 2024
jus10inbrla
Sticky
How To: Install HID 's & HID Lighting Explained
Mean Green
Feb 26, 2012
3
4
5
Replies
44
Views
41K
Feb 29, 2024
your mom
Y
D
Sticky
How to stop LED Fast Flash info
Devs93
Jul 17, 2011
6
7
8
Replies
77
Views
56K
Feb 5, 2024
jeremytn86
Sticky
How to Replace Blower Motor Resistor
mjleg
Apr 25, 2010
5
6
7
Replies
69
Views
63K
Jul 17, 2023
HotWheelsBurban
Sticky
HOW TO: Fix Bouncy/Hummingbird Fuel Gauge Needle
ChrisAU
Dec 10, 2012
11
12
13
Replies
129
Views
184K
May 19, 2023
Hoplite
Sticky
How To Put LEDs in Moonie Gauges
1badgmc
Jan 22, 2011
13
14
15
Replies
145
Views
93K
Mar 16, 2023
PlayingWithTBI
Sticky
Automotive Wiring Info
capricefrk013
Dec 3, 2009
2
Replies
13
Views
19K
Jun 3, 2020
df2x4
Sticky
WRITEUP: GM Remote MOD
TruckinAin4Sissies
Sep 1, 2011
7
8
9
Replies
85
Views
68K
May 27, 2020
kenh
Sticky
30" LED Bar Install + Pics
Mike
Sep 5, 2013
4
5
6
Replies
53
Views
50K
Oct 20, 2019
RMFSK1500
Sticky
How to: Install the PAC AAI-GM9 aux input interface into a GM truck
T DOG
Jul 18, 2011
2
3
Replies
21
Views
32K
Jul 5, 2017
skobuffs
S
My truck wont turn off, brakes wont work at times,high idle problem,and has the light that says service engine soon
Ferns1990
Yesterday at 1:45 PM
2
Replies
12
Views
144
Yesterday at 11:16 PM
thinger2
A
Engine harness
aoquin
Yesterday at 8:50 PM
Replies
1
Views
41
Yesterday at 10:21 PM
Drunkcanuk
Blue Tint on Backlight of Electronics?
BonoDex
Tuesday at 5:20 PM
Replies
8
Views
135
Yesterday at 10:07 AM
Caman96
F
Wiring questions
FL9319green
Monday at 8:06 PM
Replies
8
Views
208
Tuesday at 7:56 AM
SAR K2500 Burb
S
4WD fuse blown
SR104
Friday at 6:01 PM
2
3
Replies
23
Views
376
Monday at 11:41 PM
SR104
S
B
What wiring kit would you guys use for our trucks?
bk performance 19
Jan 7, 2025
Replies
9
Views
317
Monday at 9:54 PM
Road Trip
Low beam headlight upgrade. Options?
1990Z71Swede
Jan 17, 2023
4
5
6
Replies
59
Views
19K
Monday at 7:03 PM
GoreMaker
D
Truck dies every so often, only after being turned off.
Dub1990C1500
Jan 6, 2025
2
Replies
10
Views
394
Monday at 5:47 PM
SAR K2500 Burb
New Reproduction Tahoe Limited/Diesel Bumper Fog Light Kit
reversion_raceworks
Feb 5, 2025
2
3
Replies
23
Views
1K
Monday at 10:49 AM
Barrett
W
Upgrading gauge cluster
Westcreek
Nov 25, 2024
Replies
7
Views
567
Monday at 9:16 AM
murphy455
M
S
Blower motor recommendations?
Stewart Harrison
Jun 25, 2018
8
9
10
Replies
90
Views
16K
Monday at 12:32 AM
Lilredk1500
K
Dimming head lights
Kylebg94
Sunday at 10:31 PM
Replies
0
Views
58
Sunday at 10:31 PM
Kylebg94
K
D
1988 k3500 rear light wiring question/riddle?
DieselTech
Sunday at 10:53 AM
Replies
0
Views
50
Sunday at 10:53 AM
DieselTech
D
(Solved)Reverse light not working. 99 Tahoe
AyyeItsGrizzly
Feb 6, 2025
2
Replies
10
Views
472
Saturday at 7:41 PM
Road Trip
F
Dome light and reader lights power problem.
frm800
Saturday at 3:14 PM
Replies
8
Views
109
Saturday at 7:30 PM
89RCLB
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