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P0540 Diagnostic Trouble Code Discussion for November 2009

Intake Air Heater Feedback Circuit Malfunction

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Trouble Ticket Help Requests for DTC P0540
Help Request Posted
2002 Chevrolet Silverado 3500 6.6L Won't Shut Off VIN: 1GBJK34132
This truck arrived 1 month ago with batt cables VERY loose and a failed ECM. Symptoms at that time were numerous, including what it has returned for: Won't shut down with the key. Truck has been fine for a month but now intermittently won't shut down. Cust has...
November 13, 2009