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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 199 (Engine Control System & Fuel - 4.8L, 5.3L, 6.0L, Or 6.2L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Hose/Pipes Replacement - Chassis (1500 Series) >> Removal Procedure

Removal Procedure

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IMPORTANT: Clean all fuel and evaporative emission (EVAP) lines connections and surrounding areas prior to disconnecting the lines in order to avoid possible fuel and/or EVAP system contamination.
    Fig 1: View Of EVAP Canister Purge Tube & Quick Connect Fitting
    GM1696917Courtesy of GENERAL MOTORS CORP.
  1. Relieve the fuel system pressure. Refer to the Fuel Pressure Relief (With CH 48027)  or Fuel Pressure Relief (Without CH 48027) .
  2. Disconnect the engine evaporative emission (EVAP) line (1) quick connect fitting from the chassis EVAP line. Refer to Plastic Collar Quick Connect Fitting Service .
  3. Disconnect the fuel feed line quick connect fitting (2) from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
  4. Cap the fuel rail and EVAP pipes.
  5. Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle .
  6. Unbolt and reposition the front propeller shaft. Refer to Front Propeller Shaft Replacement .
    7. Fig 2: Chassis Wiring Harness Electrical Connector
    GM1911650Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the chassis wiring harness electrical connector (1) from the fuel pressure sensor.
    8. Fig 3: View Of Fuel/Evaporative Emission Pipe & Bracket
    GM1701047Courtesy of GENERAL MOTORS CORP.
  8. Remove the fuel pipe bracket nut from the bellhousing stud.
    9. Fig 4: View Of Fuel Line Clip At Bracket
    GM1549616Courtesy of GENERAL MOTORS CORP.
  9. Remove the fuel line clip from the bracket on the automatic transmission.
  10. If equipped with 4-wheel drive (4WD), remove the fuel hose/pipe clip from the bracket on the transfer case.
    11. Fig 5: View Of EVAP Lines, Fuel Feed Lines & Fittings
    GM1704490Courtesy of GENERAL MOTORS CORP.
  11. Remove the fuel line bracket bolt (3).
  12. Disconnect the chassis EVAP line quick connect fitting (4) from the fuel tank line. Refer to Plastic Collar Quick Connect Fitting Service .
  13. Disconnect the fuel tank fuel feed line quick connect fitting (5) from the chassis line. Refer to Plastic Collar Quick Connect Fitting Service .
  14. Cap the fuel and EVAP lines in order to prevent possible fuel and/or EVAP system contamination.
  15. Remove the fuel/EVAP line clips from the frame and crossmember.
  16. Remove the fuel line bracket locator tab from the frame.
  17. Remove the fuel/EVAP lines from the vehicle.
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