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1999 GMC GMC 454CID No Start
Posted to GM Driveability on 5/24/2005 7 Replies

I need some info on how this fuel system works on this big truck. It has dual tanks, with a gauge sender & electric pump in each tank. The pump in the left tank is the one that feeds the engine, and I am guessing the smaller pump in the right tank simply trans...

7 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

1999 GMC GMC

VIN 1GBJ7H1BXX
Engine454 / 8 cyl
DeliveryFI / VORTEC
EmissionsOBD-II Compliant
SymptomsNo Start
OccursAlways
Message Closed w/FIX

car Vehicle Data

1999 GMC GMC

VIN 1GBJ7H1BXX
Engine454 / 8 cyl
DeliveryFI / VORTEC
EmissionsOBD-II Compliant
SymptomsNo Start
OccursAlways