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Home >> Chevrolet >> 2004 >> Avalanche 2500 >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 4 (Engine Control System - 4.8L, 5.3L & 6.0L (Introduction)) >> Repair Instructions >> Filler Tube Replacement (Dual Tanks - 6.0L Engine) >> Removal Procedure

Removal Procedure

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    Fig 1: View Of Ground Wire & Fill Pipe Ground Strap
    GM1224385Courtesy of GENERAL MOTORS CORP.
  1. Remove the rear fuel tank. Refer to Fuel Tank Replacement (Single Tank)  or Fuel Tank Replacement (Single Tank w/5.3L (L59) Engine)  or Fuel Tank Replacement (Dual Tanks - Front)  or Fuel Tank Replacement (Dual Tanks - Rear) .
  2. Remove the ground wire harness bolt.
  3. Reposition the ground wire and fill pipe ground strap.
    4. Fig 2: View Of Vent Hose (Dual Tanks - 6.0L Engine)
    GM1238176Courtesy of GENERAL MOTORS CORP.
  4. Open the rear axle vent hose clip at the fill pipe and remove the vent hose.
    5. Fig 3: View Of Fuel Fill Hose
    GM1224382Courtesy of GENERAL MOTORS CORP.
  5. Loosen the fuel tank fill hose clamp at the front tank.
  6. Disconnect the fuel fill hose vent line quick connect fitting from the tank. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
  7. Remove the fill hose from the front tank.
  8. Remove the fuel fill hose/pipe assembly.
  9. Cap the open end of the fuel tank to prevent system contamination.
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