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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 100 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L And 6.2L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Hose/Pipes Replacement - Chassis (1500 Series) >> Installation Procedure

Installation Procedure

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    Fig 1: View Of EVAP Lines, Fuel Feed Lines & Fittings
    GM1704490Courtesy of GENERAL MOTORS CORP.
  1. Install the fuel/EVAP lines to the vehicle.
  2. Install the fuel line bracket locator tab to the frame.
  3. Install the fuel/EVAP line clips to the frame and crossmember.
    4. NOTE: Refer to Fastener Notice .
  4. Install the fuel line bracket bolt (3).

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

  5. Remove the caps from the fuel and EVAP lines.
  6. Connect the chassis EVAP line quick connect fitting (4) to the fuel tank line. Refer to Quick Connect Fitting Service - Plastic Collar .
  7. Connect the fuel tank fuel feed line quick connect fitting (5) to the chassis line. Refer to Quick Connect Fitting Service - Plastic Collar .
    8. Fig 2: View Of Fuel Line Clip At Bracket
    GM1549616Courtesy of GENERAL MOTORS CORP.
  8. If equipped with 4WD, install the fuel hose/pipe clip to the bracket on the transfer case.
  9. Install the fuel line clip to the bracket on the automatic transmission.
    10. Fig 3: View Of Fuel/Evaporative Emission Pipe & Bracket
    GM1701047Courtesy of GENERAL MOTORS CORP.
  10. Install the fuel pipe bracket nut to the bellhousing stud.

    Tighten:  Tighten the nut to 20 N.m (15 lb ft).

  11. Position and install the front propeller shaft. Refer to Front Propeller Shaft Replacement .
  12. Lower the vehicle.
    13. Fig 4: View Of EVAP Canister Purge Tube & Quick Connect Fitting
    GM1696917Courtesy of GENERAL MOTORS CORP.
  13. Remove the caps from the fuel rail and EVAP line.
  14. Disconnect the engine evaporative emission (EVAP) line (1) quick connect fitting from the chassis EVAP line. Refer to Quick Connect Fitting Service - Plastic Collar .
  15. Disconnect the fuel feed line quick connect fitting (2) from the fuel rail. Refer to Quick Connect Fitting Service - Metal Collar .
  16. Install the fuel fill cap.
  17. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  18. Use the following procedure in order to inspect for leaks:
    1. Turn the ignition ON, with the engine OFF, for 2 seconds.
    2. Turn the ignition OFF for 10 seconds.
    3. Turn the ignition ON, with the engine OFF.
    4. Inspect for fuel leaks.
  19. Install the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
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