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Home >> Chevrolet >> 2011 >> Chevy Express G2500, Van Cargo Extended, 6.6 L >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Controls And Fuel - 6.6L (LGH) - Repair Instructions >> Repair Instructions >> Fuel Injection Fuel Rail Assembly Replacement - Bank 2 >> Removal Procedure

Removal Procedure

  1. Remove the engine cover. Refer to Engine Cover Replacement .
  2. Remove the air conditioning (A/C) compressor. Refer to Air Conditioning Compressor Replacement (4.3L) , Air Conditioning Compressor Replacement (4.8L, 5.3L or 6.0L) .
  3. Remove the left fuel injector feed pipes. Refer to Fuel Injection Fuel Feed Pipe Replacement - Left Side .
  4. Remove the fuel high pressure pipes - rail to rail. Refer to Fuel High Pressure Pipe Replacement - Rail to Rail .
    5. Fig 1: Fuel Pressure Relief Valve Electrical Connector And High Pressure Fuel Pipe
    GM2369972Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the fuel pressure relief valve electrical connector (1).
  6. Remove the high pressure fuel pipe (2).
    7. Fig 2: Fuel Return Hose Clamps
    GM2369976Courtesy of GENERAL MOTORS CORP.
  7. Collapse the spring clamp and disconnect the fuel return hose (1).
    8. Fig 3: Fuel Pressure Sensor Electrical Connector
    GM2369973Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the fuel pressure sensor electrical connector (1).
    9. Fig 4: Fuel Rail Heat Shield Fasteners
    GM2369984Courtesy of GENERAL MOTORS CORP.
  9. Remove the fuel rail heat shield fasteners (1).
    10. Fig 5: Fuel Injection Rail Fasteners, Heat Shield And Fuel Injection Fuel Rail Assembly
    GM2369985Courtesy of GENERAL MOTORS CORP.
  10. Remove the fuel injection rail fasteners (1).
  11. Remove the heat shield (2) and fuel injection fuel rail assembly (3).
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