If your sending unit is good it'll never read 90 ohms resistance. Your gauge will show full at 30 ohms and empty at about 1-2 ohms. Checking voltage at the sending unit won't tell you much.
Save a life, adopt a senior shelter pet.
The three main causes of blindness: Cataracts, Politics, Religion.
Name your dog Naked so you can walk Naked in the park.
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