The 1947 - Present Chevrolet & GMC Truck Message Board Network - 91 fuel sending unit, which wire is which?

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- - 91 fuel sending unit, which wire is which? (https://67-72chevytrucks.com/vboard/showthread.php?t=438173)

jkade

12-31-2010 11:04 PM

91 fuel sending unit, which wire is which?

I put a 91 sub tank and sending unit it my 86 K5. Which wire is which on the pigtail? I don't want to fry the sender:lol:

jkade

01-01-2011 05:02 PM

Re: 91 fuel sending unit, which wire is which?

i figured it out with ohm meter.

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