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Old 04-10-2017, 07:05 AM   #1
Synical4
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Join Date: Apr 2017
Location: Mesa, Az.
Posts: 6
Angry Need help on 93 c1500 fuel pump won't turn on.

IDK the wiring diagram but I do know that it's linked to the oil pressure sender I'm order to power the relay but need help if anyone can help on what wires are powered & which one goes to the ecm & which one runs to turn on the fuel pump, thanks.
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