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P1626 Diagnostic Trouble Code Discussion for June 2012

Theft Deterrent System Fuel Enable Circuit Malfunction


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Trouble Ticket Help Requests for DTC P1626
Help Request Posted
2001 Chevrolet Monte Carlo SS 3.8L No Start VIN: 2G1WX15K01
P1626: Theft Deterrent System Fuel Enable Signal Lost. Hi, Vehicle came in with a intermittant no start condition. I have not been able to duplicate no start. Vehicle does have codes stored. Security light comes on when you turn headlights on and then off. Checked powers and grounds at bcm with min/max on dvom to ...
June 11, 2012
2001 Chevrolet Monte Carlo LS 3.4L No Start VIN: 2G1WW12E71
P1626: Theft Deterrent System Fuel Enable Signal Lost. ... radio doesn't work but the security light on the radio is blinking like normal. Also, the only light that works on the IPC, with key on, is the check engine light. Scanned for fault codes, codes in the PCM, ABS, SIR, and Radio, cleared all the codes, since...
June 22, 2012
2004 Chevrolet Silverado 2500 HD 6.0L Stall VIN: 1GBHK24U14
P1626: Theft Deterrent Fuel Enable Signal Lost. This was a no start or start and die like vtd. To start we accessed all modules and found that there was no communications with bcm.Went to pcm and found vehicle would start with inactive showing and then active and vehicle would die. Check power and ground to...
June 28, 2012
2004 Chevrolet Silverado 2500 HD 6.0L Stall VIN: 1GBHK24U14
P1626: Theft Deterrent Fuel Enable Signal Lost. This was a no start or start and die like vtd. To start we accessed all modules and found that there was no communications with bcm.Went to pcm and found vehicle would start with inactive showing and then active and vehicle would die. Check power and ground to...
June 29, 2012