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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 466 (Engine Controls/Fuel - 5.3L, 6.0L, 6.2L - Repair Instructions) >> Repair Instructions >> Evaporative Emission Line 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 COMPANY
  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. CAUTION:

    Refer to Fastener Caution .

  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 Plastic Collar Quick Connect Fitting Service .
  7. Connect the fuel tank fuel feed line quick connect fitting (5) to the chassis line. Refer to Plastic Collar Quick Connect Fitting Service .
    8. Fig 2: View Of Fuel Line Clip At Bracket
    GM1549616Courtesy of GENERAL MOTORS COMPANY
  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 COMPANY
  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. Fig 4: Locating Chassis Wiring Harness Electrical Connector
    GM1911650Courtesy of GENERAL MOTORS COMPANY
  12. Connect the chassis wiring harness electrical connector (1) to the fuel pressure sensor.
  13. Lower the vehicle.
    14. Fig 5: View Of EVAP Canister Purge Tube & Quick Connect Fitting
    GM1696917Courtesy of GENERAL MOTORS COMPANY
  14. Remove the caps from the fuel rail and EVAP line.
  15. Disconnect the EVAP line (1) quick connect fitting from the chassis EVAP line. Refer to Plastic Collar Quick Connect Fitting Service .
  16. Disconnect the fuel feed line quick connect fitting (2) from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  17. Install the fuel fill cap.
  18. Connect the negative battery cable. Refer to Battery Negative Cable Disconnection and Connection .
  19. 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.
  20. Install the intake manifold sight shield. Refer to Upper Intake Manifold Sight Shield Replacement .
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