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P1351 Diagnostic Trouble Code Discussion for May 2005

ICM Ignition Control Circuit High Voltage

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Trouble Ticket Help Requests for DTC P1351
Help Request Posted
1997 Chevrolet C2500 Cheyenne 5.7L MIL Lamp on, Long Crank In AM VIN: 1GCGC29R8V
P1351: ICM Ignition Control Circuit High Voltage. ... crank in AM and MIL Light will stay on for 2 hours in AM Only. Scan System and Pulled Code P1351. Test for fuel pressure. Fuel Pressure was good. There was no fuel under intake to indicate problem with Regulator. We did find coolant temp sensor reading -35...
May 23, 2005