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Author Topic: dual tank to single tank fuel guage wiring  (Read 3012 times)

Offline brownjimmy83

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dual tank to single tank fuel guage wiring
« on: July 01, 2014, 06:08:35 pm »
Fixing to hook up guage in my 83 c30 last owner cut all the wires off framerail and switch valve. I need to know which wire runs inside cab to operate guage
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Offline Captkaos

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Re: dual tank to single tank fuel guage wiring
« Reply #1 on: July 01, 2014, 10:19:37 pm »
Should be a pink wire.
All the wiring diagrams are here:
http://forum.73-87chevytrucks.com/smforum/index.php?topic=11766.0
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Offline brownjimmy83

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Re: dual tank to single tank fuel guage wiring
« Reply #2 on: July 01, 2014, 10:27:18 pm »
Quote from: Captkaos on July 01, 2014, 10:19:37 pm
Should be a pink wire.
All the wiring diagrams are here:
http://forum.73-87chevytrucks.com/smforum/index.php?topic=11766.0
Thank you actually figured it out a little bit ago. I just started grounding wires he cut until the gauge moved.
I also discovered that i have a bad resistor on back of fuel guage causing it to show 1\4 tank even when full.
Part number is w-586 if anyone else has that problem
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