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Home >> Chevrolet >> 2010 >> Chevy Express G2500, Van Cargo Extended, 6.6 6 >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 6.6L (LMM) - Repair Instructions >> Repair Instructions >> Fuel Line Replacement - Chassis >> Removal Procedure

Removal Procedure

    Fig 1: View Of Fuel Line Bracket & Nut
    GM1378748Courtesy of GENERAL MOTORS CORP.
  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Disconnect the fuel feed and return lines. Refer to Metal Collar Quick Connect Fitting Service .
  3. Remove the fuel line bracket nut.
  4. Remove the fuel line bracket from the stud.
  5. Raise and suitably support the vehicle. Refer to Lifting and Jacking the Vehicle .
    6. Fig 2: Identifying Fuel Bundle Clips & Transmission Brackets
    GM737687Courtesy of GENERAL MOTORS CORP.
  6. Remove the fuel bundle clips (2) from the transmission brackets (1).
  7. Disconnect the chassis harness from the retaining clips.
  8. Remove the fuel system cooler, if necessary. Refer to FUEL COOLER REPLACEMENT .
    9. Fig 3: View Of Fuel Feed And Return Lines At Fuel Tank (Pickup)
    GM1228124Courtesy of GENERAL MOTORS CORP.
  9. Disconnect the fuel feed and return lines from the fuel tank lines. Refer to PLASTIC COLLAR QUICK CONNECT FITTING SERVICE .
    10. Fig 4: View Of Fuel Pipe Bundle (Cab/Chassis)
    GM1228212Courtesy of GENERAL MOTORS CORP.
  10. Remove the fuel bundle nuts from the chassis.
    11. Fig 5: View Of EBCM/EHCU Assembly
    GM379478Courtesy of GENERAL MOTORS CORP.
  11. Loosen the electronic brake control module (EBCM) bracket bolts (4).
  12. Allow the EBCM to remain loose in order to allow fuel pipe clearance.
  13. Remove the fuel bundle using the following procedure:
    1. Guide the fuel bundle pipes towards the rear of vehicle to clear the engine.
    2. Lower the fuel bundle while moving it foreword and out.
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