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P1631 Diagnostic Trouble Code Discussion for January 2005

Theft Deterrent - Start Enable Signal Not Correct

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Trouble Ticket Help Requests for DTC P1631
Help Request Posted
2002 Chevrolet Silverado 2500 HD 6.6L No Start VIN: 1GCHK23192
P1631: Theft Deterrent - Start Enable Signal Not Correct. ... the road, has had extensive bodywork previously from rollover. vehicle drove fine after body repair completed until dieing. scan computer code p1631 fuel enable problem using tech 2 scanner checked for proper vin # , vin # correct for transmission but scra...
January 07, 2005