× Auto Repair Pros Member Benefits TechHelp Knowledge Base Forums Resources My iATN Marketplace Chat Pricing About Us Join Industry Sponsors Video Members Only Repair Shops Auto Pro Careers Auto Pro Reviews
Join Now
International Automotive Technicians Network
2001 Chevrolet Cab & Chassis Silverado 3500 6.0L Fuel pump operation
Posted to GM Driveability on 3/13/2008 6 Replies

Vehicle has 2 fuel tanks. Rear tank will not drain down always stays full. Have no info on Shopkey on operation or diagnosing system. Have tested the basics. I can power up the rear pump from the realy so I know wiring is good from front to back. Any info woul...

6 Replies Received (View Replies)

 
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Cab & Chassis Silverado 3500

VIN 1GBJK34U51
Engine6.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsFuel Pump Operation
OccursAlways
Message Closed w/FIX

car Vehicle Data

2001 Chevrolet Cab & Chassis Silverado 3500

VIN 1GBJK34U51
Engine6.0 L / 8 cyl / GAS
Trans5-speed Automatic (Electronic)
DeliveryFI / SEFI
EmissionsOBD-II Compliant
SymptomsFuel Pump Operation
OccursAlways