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P1626 Diagnostic Trouble Code Discussion for October 2014

Theft Deterrent System Fuel Enable Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1626
Help Request Posted
2000 Chevrolet Express 2500 5.7L No Start, Stall VIN: 1GCGG25R1Y
P1626: Theft Deterrent Fuel Enable Signal Not Received. ... for a while , we installed a reman. Engine , ignition switch was changed before engine go out on it.but now it starts and die . Security light stay on and code p1626 registered , i don`t think engine r&r should cause any problem with security system! c...
October 07, 2014
2005 Chevrolet Express 2500 6.0L No Start, Stall VIN: 1GCGG29U65
P1626: Theft Deterrent Fuel Enable Signal Not Received. ... hear. The van starts and dies like in security mode but no security light flashing. All testing leads to the BCM put in new one and got it reflashed and still starts and dies. I have two codes p1626 anti theft system fuel e...
October 20, 2014