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P0231 Diagnostic Trouble Code Discussion for December 2005

Fuel Pump Feedback Circuit Low Voltage

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Trouble Ticket Help Requests for DTC P0231
Help Request Posted
1997 Chevrolet C3500 Cheyenne 6.5L No Start, Stall VIN: 1GBKC34F4V
P0231: Fuel Pump Feedback Circuit Low Voltage. ... Customer had to outside shop where they replaced tranfer pump and fuel pumps. The wait to start lamp comes on then flashes. hooked up scanner and pulled dtc's P1216 & P0231.Could anyone please tell me what these dtc's are??? and if they have experience...
December 07, 2005