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Old 04-08-2015, 03:42 PM   #1
norms86
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wiring in my 86 c10

I have a couple questions i have 2 plugs that come out of my firewall to the left of the distributor cant find anywhere to plug them in anyone know where they go or what they are for thanks in advance
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Old 04-08-2015, 06:30 PM   #2
turbosix
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Re: wiring in my 86 c10

Bottom one (4 pin) plugs into the distributer to control timing and I'm not sure about the other one.
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Old 04-08-2015, 07:19 PM   #3
natedogg
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Re: wiring in my 86 c10

I'm not 100% sure, but I think the 2 pin connector went to smog pump that was mounted under the altenator.
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Old 04-08-2015, 07:30 PM   #4
norms86
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Re: wiring in my 86 c10

Ok so the PO must have deleted the smog pump and added a vacuum advance distributor
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