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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.
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222
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1.3K
Threads
222
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1.3K
Who knows
17 minutes ago
kejty2-Zymcot-vythit
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*help* truck won't start
98-k1500-z71
Jul 12, 2017
Replies
3
Views
2K
Jul 18, 2017
Stephen
S
D
(PLEASE HELP) Wiring issue
Dylan Pope
Jun 25, 2019
2
3
Replies
24
Views
3K
Jul 1, 2019
RawbDidIt
(88-94) Wanted a new radio with factory looks and modern features, RetroSound installed!
dudeinthepnw
Apr 5, 2022
2
3
4
Replies
38
Views
17K
Nov 22, 2022
Erin
'99 Yukon Factory Entertainment help
VorTecxas
Aug 31, 2013
2
Replies
12
Views
2K
Jan 3, 2021
BayOverland
B
2
'99 Suburban, no brake lights. Missing relay and fuse in fusebox??
2002maniac
Sep 15, 2015
Replies
1
Views
3K
Sep 19, 2015
2002maniac
2
'99 Suburban rear 4X10 to 6X9 speakers
99SUB4X4
Dec 12, 2019
Replies
2
Views
7K
Mar 16, 2022
southsidesmoka
9
'98 cruise control problem
98Bacon
Oct 24, 2018
Replies
0
Views
526
Oct 24, 2018
98Bacon
9
'98 Chevy Door Chime Swap
98chevy2500SS
Mar 24, 2017
2
Replies
12
Views
22K
Nov 2, 2019
BlackLion
B
'97 pcm in a '00 obs 2500
Blue975speed
Oct 19, 2011
2
Replies
17
Views
4K
Oct 20, 2011
Aloicious
'97 K1500 Suburban, Airbag Light
df2x4
Oct 31, 2019
Replies
8
Views
8K
Nov 26, 2019
df2x4
'97 K1500 Suburban Cruise Control Issue
df2x4
Nov 1, 2022
2
3
4
Replies
34
Views
5K
May 23, 2023
dlockley
D
'97 C1500 - Clunk From Passenger Side Dash When Max AC or Recirc Are Engaged
df2x4
Aug 1, 2019
Replies
6
Views
769
Aug 2, 2019
df2x4
D
'96 K1500: illuminated buttons in arm rest - what lamps are replacements?
DennisT
Jul 3, 2022
Replies
9
Views
807
Jul 5, 2022
Erik the Awful
D
'96 K1500 dir. signals: 1 side alternating blink; now single 3-bulb blink - confused - ???
DennisT
Mar 22, 2022
Replies
4
Views
936
Mar 22, 2022
DennisT
D
D
'96 GMC 1500: need suggestions for routing HD headlight wrg. harness + 4Hi wiring in rad area...
DennisT
Feb 7, 2022
Replies
5
Views
2K
Feb 12, 2022
DennisT
D
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