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Home >> GMC >> 2001 >> C3500 HD 8.1 G, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - 8.1L - Repair Instructions >> Repair Instructions >> Filler Tube Replacement (Utility) >> Removal Procedure

Removal Procedure

  1. Drain the fuel below the level of the fuel filler hose. Refer to Fuel Tank Draining (Front Tank) , .
  2. Fig 1: Identifying Fuel Filler Components
    GM300318Courtesy of GENERAL MOTORS COMPANY
  3. Remove the fuel fill pipe housing to fuel fill pipe bolts.
  4. Raise the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
  5. Fig 2: Fuel Fill Pipe Ground Strap
    GM561111Courtesy of GENERAL MOTORS COMPANY
  6. Disconnect the fuel fill pipe ground strap.
  7. Fig 3: Fuel Vent Hose
    GM569704Courtesy of GENERAL MOTORS COMPANY
  8. Disconnect the rear axle vent hose from the retainer on the fuel fill pipe.
  9. Loosen the fuel vent hose (3) to fill tube clamp (2).
  10. Disconnect the fuel vent hose (3) from the fill tube.
  11. Fig 4: Fuel Tank Fill And Vent Hoses
    GM569669Courtesy of GENERAL MOTORS COMPANY
  12. Loosen the fuel fill hose to fuel tank clamp (2).
  13. Disconnect the fuel fill hose from the fuel tank.
  14. Remove the fuel fill hose assembly.
  15. Cap the open end of the fuel tank.