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Old 08-17-2017, 04:36 PM   #19
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Join Date: Aug 2013
Location: McPherson, KS
Posts: 79
Re: Installed '90 GM Factory EFI tank, '72 Blazer Factory gas gauge is pegged past fu

Thanks VetteVet. The ground jumper test is much simpler than the voltage test I suggested. That's the kind of quick-and-easy troubleshooting I need to learn about.

damnyankee36, thanks for your answer to my question as well.

Now we'll wait and see what the OP finds out about the sender...
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