wiring questions
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Junior Member
Joined: May 2014
Posts: 11
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From: providence ri
Car: 1988
Engine: 305
Transmission: 5 spd
wiring questions
having a bit of an issue with the wiring in my car. just picked it up a couple weeks ago and havent been able to drive it.
heres what i have so far.
when i plug in the gauges. nothing works. my radio will shut off the buzzer stops working. i tore the dash out and checked out the wiring harness and dont seem to have any shorts anywhere. so im thinking that theres something wrong with the actual instrument cluster.
my interior lights dont work and im not sure exactly why. all fuses are good. where would be the first place to look.
and last but not least, the car didnt have a/c compressor when i got it and the heater core is gone, so i went ahead and took the heater box out of the engine bay to make more room. what wiring can i get rid of under the dash to clean it up under there?
the car came with a v6 and has a 305 carbed swap so i took out anything having to do with the computer out of the car as well, so what underdash wiring can i get rid of from that too?
i know its alot for one post, just looking for some help
heres what i have so far.
when i plug in the gauges. nothing works. my radio will shut off the buzzer stops working. i tore the dash out and checked out the wiring harness and dont seem to have any shorts anywhere. so im thinking that theres something wrong with the actual instrument cluster.
my interior lights dont work and im not sure exactly why. all fuses are good. where would be the first place to look.
and last but not least, the car didnt have a/c compressor when i got it and the heater core is gone, so i went ahead and took the heater box out of the engine bay to make more room. what wiring can i get rid of under the dash to clean it up under there?
the car came with a v6 and has a 305 carbed swap so i took out anything having to do with the computer out of the car as well, so what underdash wiring can i get rid of from that too?
i know its alot for one post, just looking for some help
Joined: Apr 2005
Posts: 7,736
Likes: 14
From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Re: wiring questions

If we knew what you were working on it might help !
https://www.thirdgen.org/forums/tech...formation.html
Joined: Apr 2005
Posts: 7,736
Likes: 14
From: Not in Kansas anymore
Car: 82 Z28
Engine: 383 SP EFI/ 4150 TB
Transmission: T400
Axle/Gears: QP 9" 3.73
Supreme Member
Joined: Jan 2006
Posts: 3,341
Likes: 10
From: Mooresville NC
Car: LOWERED ♦ CRIMSON METALFLAKE
Engine: ► 400 KUBES ◄
Transmission: 765R4
Axle/Gears: EATON POSI 4.56
Disturbed
Originally Posted by jjimboslicee
when i plug in the gauges. nothing works.
Using a voltmeter or test light (the type for testing for voltage, not a continuity tester) probe the INST LPS fuse, when the radio is not working.
Do you get power to BOTH side of the fuse?
Originally Posted by jjimboslicee
my interior lights dont work
Do you get power to BOTH side? You can skip this step and reply YES if the Hatch Release works.
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When you see fog or “running” lights on in good weather beware. WLow performance driver ahead.
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