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U0109 Diagnostic Trouble Code Discussion for May 2014

Lost communication with fuel pump control module

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Trouble Ticket Help Requests for DTC U0109
Help Request Posted
2007 Chevrolet Silverado 1500 LTZ 5.3L No Start VIN: 2GCEK19J77
U0109: Lost comm with FPCM. Towed in. No start, no fuel pressure. U0109 DTC stored. Found fuse for FPCM blown, old FPCM will blow fuse soon as harness is plugged in. New FPCM installed, no more blown fuses, will not start, no fuel pressure, no DTCs upon cranking. If I understand correct...
May 28, 2014