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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 357 (Engine Controls And Fuel - Hybrid (LZ1) - Repair Instructions) >> Repair Instructions >> Fuel Tank Filler Pipe Replacement >> Installation Procedure

Installation Procedure

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    Fig 1: Fuel Fill Pipe Retainer, Bracket Bolts And Quick Connect Fitting
    GM1964116Courtesy of GENERAL MOTORS CORP.
  1. Remove the caps from the fuel tank opening and the EVAP vent line.
  2. Install the fuel fill hose to the fuel tank. Ensure that the notch in the hose is aligned with the notch on the fuel tank.
  3. Install the fuel fill pipe vent hose to the fuel tank vent valve.
  4. Install the tab (1) on the fuel fill pipe to the notch in the frame.
  5. Install the fuel fill pipe bracket bolts (2, 4).

    Tighten 

    Tighten the bolt to 12 N.m (106 lb in).

  6. Connect the fuel fill pipe vent line quick connect fitting (3) to the EVAP canister vent solenoid valve. Refer to Plastic Collar Quick Connect Fitting Service .
    7. Fig 2: Fuel Vent Hose Clamp And Fuel Filler Hose Clamp
    GM1964118Courtesy of GENERAL MOTORS CORP.
  7. Tighten the fuel fill hose clamp (1).

    Tighten 

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

  8. Tighten the fuel fill pipe vent hose clamp (2) at the fuel tank vent valve.

    Tighten 

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

    9. Fig 3: Fill Pipe Ground Strap, Lamp Ground Wires And Harness Ground Bolts
    GM1704587Courtesy of GENERAL MOTORS CORP.
  9. Position the fill pipe ground strap (5) to the left rear lamp ground wire (4).
  10. Install the rear lamp ground wire (4) and ground strap (5) to the frame. Insert the lamp ground wire anti-rotation tab into the hole in the frame.
  11. Install the chassis wiring harness ground bolt.

    Tighten 

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

    12. Fig 4: Rear Axle Vent Hose Clip
    GM1704586Courtesy of GENERAL MOTORS CORP.
  12. If necessary, install the air suspension hose at the fill pipe.
  13. Install the rear axle vent hose clip (1) to the fill pipe.
  14. Lower the vehicle.
    15. Fig 5: Fuel Tank Filler Housing to Body TORX(R) Screws
    GM853731Courtesy of GENERAL MOTORS CORP.
  15. Install the fuel tank filler housing to body TORX® screws (1) and retainer (2).

    Tighten 

    Tighten the screws to 2.3 N.m (20 lb in).

    16. Fig 6: Spare Tire And Wheel Assembly
    GM1704585Courtesy of GENERAL MOTORS CORP.
  16. Install the spare tire, if necessary.
  17. Install the spare tire stowage lock cylinder, if necessary.
    18. Fig 7: Filler Door And Tethered Fuel Filler Cap
    GM300314Courtesy of GENERAL MOTORS CORP.
  18. Install the fuel fill cap.
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