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P1631 Diagnostic Trouble Code Discussion for June 2010

Theft Deterrent - Start Enable Signal Not Correct

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Trouble Ticket Help Requests for DTC P1631
Help Request Posted
2003 Chevrolet Silverado 1500 4.3L No Start VIN: 2GCEC19X83
P1631: Theft Deterrent Fuel Enable Signal Not Correct. Vehicle towed in . No start. P1631 tried relearn proceedure but light would not blink until i wiggled harness on steering column.truck has a remote start so i removed it and still had the same symptoms.i have never worked on this particular system.i am resigne...
June 03, 2010