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Old 04-13-2017, 01:09 PM   #5
dwcsr
Hollister Road Co.
 
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Join Date: Apr 2005
Location: Houston
Posts: 6,131
Re: Which fuel sender

GM gauges up to about 1964 use a 30 ohm after 64 use a 90 ohm. swapping a 90 for a 30 will give you a false reading.
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