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P0463 Silverado. Not really a tip.
99 Silverado 4.3 engine. Complaint was fuel guage was
erratic. History code stored P0463 Fuel Level Sensor A
Circuit High Input. Fuel level voltage on scantool at 5
volts jumping to 2.10 or so volts. Here are a few pictures.
Old fuel pump on new pumps box ![]()
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