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P1629 Diagnostic Trouble Code Discussion for August 2006

Theft Deterrent Signal Not Received

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Trouble Ticket Help Requests for DTC P1629
Help Request Posted
1996 Pontiac Grand Am SE 2.4L Cuts out VIN: 1G2NE12T7T
P1629: Theft Deterrent Fuel Enable Signal Not Received. ... DOHC that cuts out at idle or low speeds below 25 mph. I did not have any codes until today when it did not want to start and stay running, so I checked the codes at that time and came up with a p1629, which is the PCM looking for a password from the IPC t...
August 01, 2006