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P1629 Diagnostic Trouble Code Discussion for December 2004

Theft Deterrent Signal Not Received

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Trouble Ticket Help Requests for DTC P1629
Help Request Posted
1998 Pontiac Grand Prix GTP 3.8L Stall VIN: 1G2WP5218W
P1629: Theft Deterrent Signal Not Present, Engine Cranking. ... about this one. my customer called in for a tow he stated that when he was getting off the highway his car started to cut off on him, so he rolled to the side and tried to start it, it would start but only runs for 20 sec. or so. got it towed into the shop...
December 06, 2004
1999 Pontiac Sunfire SE 2.2L No Start VIN: 2G2JB12A3X
P1629: Theft Deterrent Fuel Enable Signal Not Received. ... that is turning me grey. The vehicle came in on the hook due to intermittant no start condition. Car started just fine with codes po335. po342 and p1629 in history. Cleared codes and started and drove car several times for ...
December 27, 2004