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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) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different variant/trim than selected.
    Fig 1: View Of Fuel Fill Hose
    GM1224382Courtesy of GENERAL MOTORS CORP.
  1. Remove the cap from the open end of the front fuel tank.
  2. Install the fuel fill hose/pipe assembly.
  3. Install the fill hose to the front tank.
  4. Connect the fuel fill hose vent line quick connect fitting to the tank. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    NOTE: Refer to Fastener Notice in Cautions and Notices.
  5. Tighten the fuel tank fill hose clamp at the front tank.

    Tighten:  Tighten the clamps to 2.5 N.m (22 lb in).

    6. Fig 2: View Of Vent Hose (Dual Tanks - 6.0L Engine)
    GM1238176Courtesy of GENERAL MOTORS CORP.
  6. Install the rear axle vent hose to the retaining clip and close the clip.
    7. Fig 3: View Of Ground Wire & Fill Pipe Ground Strap
    GM1224385Courtesy of GENERAL MOTORS CORP.
  7. Position the ground wire and fill pipe ground strap.
  8. Install the ground wire harness bolt.

    Tighten:  Tighten the bolt to 9 N.m (80 lb in).

  9. Install 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) .
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