When there is an open circuit, thus infinite resistance, the needle will go past full. If the circuit was shorted to ground, the needle will read empty. You have an open circuit, meaning a bad connection, tank unit or cut wire. The resistance range is 0-90 ohms
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1976 LeMans B09 Freeway Enforcer, 455/M40 Smokey
1977 Trans Am, 400/M21 Black/Gold Bandit. 44K actual miles
2017 Sierra SLT 1500 Z71 4X4 
2019 Canyon SLT Crew 4X4 
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