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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 1 (Engine Controls - 6.6L - Introduction (2 Of 2)) >> Repair Instructions >> Fuel Hose/Pipes Replacement - Chassis (Pickup) >> Removal Procedure

Removal Procedure

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  1. Disconnect the fuel feed and return lines. Refer to Quick Connect Fitting(s) Service (Metal Collar) .
  2. Remove the fuel line bracket nut.
  3. Remove the fuel line bracket from the stud.
    Fig 1: View Of Fuel Line Bracket & Nut
    GM1378748Courtesy of GENERAL MOTORS CORP.
  4. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle in General Information.
    5. Fig 2: Fuel Bundle Clips & Transmission Brackets
    GM737687Courtesy of GENERAL MOTORS CORP.
  5. Remove the fuel bundle clips (2) from the transmission brackets (1).
  6. Disconnect the chassis harness from the retaining clips.
  7. Remove the fuel system cooler, if necessary. Refer to Fuel System Cooler Replacement (Pickup)  or Fuel System Cooler Replacement (Cab/Chassis) .
    8. Fig 3: View Of Fuel Feed And Return Lines At Fuel Tank (Pickup)
    GM1228124Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the fuel feed and return lines from the fuel tank lines. Refer to Quick Connect Fitting(s) Service (Plastic Collar) .
    9. Fig 4: View Of Fuel Bundle Nuts At Chassis
    GM1228119Courtesy of GENERAL MOTORS CORP.
  9. Remove the fuel bundle nuts from the chassis.
  10. Loosen the electronic brake control module (EBCM) bracket bolts (4).
    Fig 5: View Of EBCM/EHCU Assembly
    GM379478Courtesy of GENERAL MOTORS CORP.
  11. Allow the EBCM to remain loose in order to allow fuel pipe clearance.
  12. Remove the fuel bundle using the following procedure:
    1. Guide the fuel bundle pipes towards the rear of the vehicle to clear the engine.
    2. Lower the fuel bundle while moving it forward and out.
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