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1999 GMC Yukon Denali 5.7L No Start, Stall
Posted to GM Driveability on 1/29/2009 5 Replies

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...

FIX posted 2/16/2009

5 Replies Received (View Replies)

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car Vehicle Data

1999 GMC Yukon Denali

Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
EmissionsOBD-II Compliant
SymptomsNo Start, Stall

Trouble Codes

P1626Theft Deterrent System Fuel Enable Circuit Malfunction