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P1631 Diagnostic Trouble Code Discussion for December 2021

Theft Deterrent - Start Enable Signal Not Correct


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Trouble Ticket Help Requests for DTC P1631
Help Request Posted
2003 Chevrolet Venture LS 3.4L No Start VIN: 1GNDX03E13
P1631: Theft Deterrent Fuel Enable Signal Not Correct. ... your help. This vehicle has been sitting for a couple of years and it's kind of got me stumped. It was towed in for a no crank/ no start. We started out by installing a new battery and I performed the basic checks for a no start such as checking power...
December 14, 2021