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Home >> Chevrolet >> 2009 >> Chevy Express G2500, Van Cargo Extended, 6.6 6 >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System & Fuel System - 6.6L LMM - Introduction >> Repair Instructions >> Fuel Feed Pipe Replacement >> Removal Procedure

Removal Procedure

  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Remove the charge air cooler inlet pipe. Refer to Charged Air Cooler Hoses/Pipes Replacement (Inlet) or Charged Air Cooler Hoses/Pipes Replacement (Outlet) .
  3. Remove the intake manifold tube. Refer to Intake Manifold Tube Replacement (LMM) .
  4. Using the J 43178  and J 44581  disconnect the fuel feed and return pipes. See Special Tools .
  5. Fig 1: View Of fuel feed/return bracket bolt
    GM1734168Courtesy of GENERAL MOTORS CORP.
  6. Remove the fuel line bracket bolt.
  7. Fig 2: Identifying bracket
    GM1734158Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the electrical connectors.
  9. Remove the nut, the 2 bolts, and position the bracket aside.
  10. Fig 3: Identifying intake air temperature sensor
    GM1732300Courtesy of GENERAL MOTORS CORP.
  11. Disconnect the fuel rail temperature (FRT) sensor electrical connector.
  12. Fig 4: Identifying fuel system pressure relief hose
    GM1734436Courtesy of GENERAL MOTORS CORP.
  13. Compress the clamp and disconnect the fuel pressure relief valve hose from the fuel feed pipe block.
  14. Fig 5: Identifying fuel pipe/hose assembly
    GM1734441Courtesy of GENERAL MOTORS CORP.
  15. Compress the clamp (1) and disconnect the fuel feed pipe hose from the fuel injector pump.
  16. Remove the fuel feed pipe bracket bolt (2).
  17. Fig 6: Identifying Fuel Feed Block Bolt
    GM1731675Courtesy of GENERAL MOTORS CORP.
  18. Remove the fuel feed block bolt and remove the fuel feed pipe.