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Audio + Electronics
Sound systems, 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
138
Messages
742
Threads
138
Messages
742
gas gauge
Jun 19, 2022
Tommy1234
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Sticky
4 Hi Headlight Mod
Ginger
Dec 4, 2009
58
59
60
Replies
594
Views
346K
Jun 19, 2022
618 Syndicate
Sticky
The Stupid Electronics Questions Thread
Mike
Dec 3, 2009
77
78
79
Replies
780
Views
140K
Jun 9, 2022
Wh4t3v3rs
Sticky
96-98 Vortec Alternator Upgrade AD244
Hodges87
Dec 14, 2009
17
18
19
Replies
184
Views
211K
May 15, 2022
98 Nitro
Sticky
How to Replace Blower Motor Resistor
mjleg
Apr 25, 2010
5
6
7
Replies
67
Views
46K
Apr 6, 2022
Eveready
D
Sticky
How to stop LED Fast Flash info
Devs93
Jul 17, 2011
5
6
7
Replies
64
Views
39K
Mar 26, 2022
Brocktoon
B
Sticky
GMT400 projector retrofitting
GMT400Tahoe
Sep 15, 2017
2
3
4
Replies
31
Views
33K
Mar 17, 2022
2drXmobb
Sticky
Adding AUX to 88-94 Stock Stereo
Triplel40
Apr 25, 2018
5
6
7
Replies
61
Views
30K
Feb 2, 2022
davidhall23
D
Sticky
HOW TO: Fix Bouncy/Hummingbird Fuel Gauge Needle
ChrisAU
Dec 10, 2012
11
12
13
Replies
125
Views
147K
Dec 10, 2021
cbertoglia
C
Sticky
Adding AUX Input to OBS Stock Radio
capricefrk013
Dec 9, 2009
3
4
5
Replies
40
Views
54K
Jan 11, 2021
Cadillac Bob
Sticky
Installing a Remote Start, Alarm, or Keyless Entry?
CodyB
Dec 16, 2009
7
8
9
Replies
81
Views
84K
Jun 20, 2020
Wh4t3v3rs
Sticky
Automotive Wiring Info
capricefrk013
Dec 3, 2009
2
Replies
13
Views
14K
Jun 3, 2020
df2x4
Sticky
WRITEUP: GM Remote MOD
TruckinAin4Sissies
Sep 1, 2011
7
8
9
Replies
85
Views
55K
May 27, 2020
kenh
Sticky
How To Put LEDs in Moonie Gauges
1badgmc
Jan 22, 2011
13
14
15
Replies
142
Views
76K
Feb 28, 2020
Donald Mitchell
Sticky
30" LED Bar Install + Pics
Mike
Sep 5, 2013
4
5
6
Replies
53
Views
43K
Oct 20, 2019
RMFSK1500
Sticky
How To: Install HID 's & HID Lighting Explained
Mean Green
Feb 26, 2012
3
4
5
Replies
43
Views
33K
Dec 1, 2017
Slime
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
28K
Jul 5, 2017
skobuffs
S
Arteb Brazil GMT400 headlight users thread
1998_K1500_Sub
Feb 4, 2022
5
6
7
Replies
62
Views
4K
Yesterday at 10:20 PM
Supercharged111
S
G
hvac blend door for defrost,panel,lower
gmoorman
Yesterday at 11:56 AM
Replies
2
Views
72
Yesterday at 7:30 PM
gmoorman
G
D
'96 K1500: illuminated buttons in arm rest - what lamps are replacements?
DennisT
Sunday at 9:03 PM
Replies
8
Views
133
Yesterday at 4:15 PM
bretcopsey
B
1993 c1500 with double din
Tommy1234
Yesterday at 12:35 PM
Replies
0
Views
66
Yesterday at 12:35 PM
Tommy1234
Another AC problem
Spareparts
Friday at 2:57 PM
2
3
Replies
24
Views
686
Yesterday at 12:33 PM
Spareparts
Parking brake bypass
jus10inbrla
Friday at 8:00 PM
2
Replies
15
Views
338
Sunday at 9:18 PM
jus10inbrla
(88-94) Wanted a new radio with factory looks and modern features, RetroSound installed!
dudeinthepnw
Apr 5, 2022
2
3
Replies
24
Views
3K
Saturday at 8:39 PM
umwtnt
X
Identifying GM Accessory Box
xXxPARAGONxXx
Saturday at 12:54 AM
Replies
2
Views
170
Saturday at 9:51 AM
Dravec
GlowShift Gauges
Tdean91491
Thursday at 7:19 PM
Replies
2
Views
105
Saturday at 12:15 AM
618 Syndicate
O
Gauge problem's on a 96" 6.5td.
Otto99
Friday at 12:47 PM
Replies
0
Views
79
Friday at 12:47 PM
Otto99
O
E
OEM Keyless entry Retrofit
ExCab
Jun 5, 2022
Replies
4
Views
354
Thursday at 11:24 PM
GoToGuy
New led third brake light...interior lights will not turn off
Darkimag22
Jun 23, 2022
Replies
8
Views
323
Thursday at 9:10 PM
Erin
LED upgrade for door lock and headlight switch
caw_86
Jun 27, 2022
Replies
3
Views
115
Jun 27, 2022
caw_86
Fuel and speed how to calibrate please help
Tommy1234
Jun 26, 2022
Replies
2
Views
113
Jun 27, 2022
PlayingWithTBI
Cluster wiring diagram is needed since I'm installing a VHX cluster.
Tommy1234
Jun 7, 2022
Replies
7
Views
514
Jun 26, 2022
Tommy1234
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