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P0463 Diagnostic Trouble Code Discussion for June 2014

Fuel Level Sensor High Voltage

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Trouble Ticket Help Requests for DTC P0463
Help Request Posted
2001 Chevrolet Suburban 1500 5.3L Poor Idle Quality, Misfire, MIL Lamp on VIN: 3GNFK16T91
P0463: Fuel Level Sensor High Voltage. Vehicle came in with engine running rough and it had a bad squeal coming from the left side of the engine. My scanner said that each one of the left bank cylinders have a erratic miss. It sounds like there may be a massive vacuum leak. I checked the PCV hose a...
June 11, 2014