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P1626 Diagnostic Trouble Code Discussion for January 2009

Theft Deterrent System Fuel Enable Circuit Malfunction

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Trouble Ticket Help Requests for DTC P1626
Help Request Posted
2000 GMC Savana 2500 5.7L No Start VIN: 1GTFG29R3Y
P1626: Theft Deterrent Fuel Enable Signal Not Received. Hey all you GM techs out there, this one is killing me. The car was originally towed in because the car wouldn't start so the customer turned the starter so much that it burnt it out. So we thought it was pretty cut and dry, put in a new starter and it should ...
January 07, 2009
1999 GMC Yukon Denali 5.7L No Start, Stall VIN: 1GKEK13R7X
P1626: Theft Deterrent Fuel Enable Signal Not Received. vehicle starts and stalls, pulled code P1626 anti-theft, fuses are good, accessed passlock module, i have battery power at orange wire ign. at pink wire, black and white is ground, nothing coming out at red and white wire going to passlock sensor,(should be 12...
January 29, 2009