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1999 GMC C1500 Suburban 5.7L No Start, Starts then dies
Posted to GM Driveability on 9/28/2005 6 Replies

Suburban intermitantly fails to run after startup. diagnostic flow led me to pcm is'nt firing the injectors. ignition system is fine during problem. fuel pressure is within specs also. p1626 passlock code sets when problem occurs.I traced the wiring all seems ...

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  Related Documents & Media  1999 GMC C1500 Suburban

 
Message Closed w/FIX

car Vehicle Data

1999 GMC C1500 Suburban

VIN 3GKEC16R8X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CFI
EmissionsOBD-II Compliant
SymptomsNo Start, Starts Then Dies
OccursIntermittently

Trouble Codes

P1626Theft Deterrent System Fuel Enable Circuit Malfunction
Message Closed w/FIX

car Vehicle Data

1999 GMC C1500 Suburban

VIN 3GKEC16R8X
Engine5.7 L / 8 cyl / GAS
Trans4-speed Automatic (Electronic)
DeliveryFI / CFI
EmissionsOBD-II Compliant
SymptomsNo Start, Starts Then Dies
OccursIntermittently

Trouble Codes

P1626Theft Deterrent System Fuel Enable Circuit Malfunction