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Home >> Chevrolet >> 2010 >> Traverse LS, FWD >> Repair and Diagnosis >> Engine Performance >> Remove, Overhaul & Install >> Engine Control System & Fuel System - 3.6L - Repair Instructions >> Repair Instructions >> Fuel Injection Fuel Rail Assembly Replacement - Bank 1 (LLT) >> Removal Procedure

Removal Procedure

  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief (With CH-48027)  or Fuel Pressure Relief (Without CH-48027) .
  2. Remove the fuel pipe shield. Refer to Fuel Pipe Shield Replacement .
  3. Remove the intake manifold. Refer to INTAKE MANIFOLD REPLACEMENT .
  4. Remove the high pressure fuel pipe. Discard the pipe. Refer to Fuel Feed Intermediate Pipe Replacement (LLT) .
  5. Remove the fuel rail crossover pipe. Refer to Fuel Injection Fuel Rail Crossover Tube Replacement (LLT) . Discard the pipe.
  6. Remove the foam insulator from the fuel rails.
    7. Fig 1: Identifying Fuel Rail & Bolts
    GM1977746Courtesy of GENERAL MOTORS CORP.
  7. Disconnect the fuel pressure sensor electrical connector and cut the wire harness tie straps.
  8. Remove the fuel rail (1) bolts (2).
    9. Fig 2: Identifying Fuel Pressure Sensor & Fuel Injection Fuel Rail
    GM1977753Courtesy of GENERAL MOTORS CORP.
  9. Remove the fuel pressure sensor (1). Refer to Fuel Pressure Sensor Replacement - Fuel Injection Fuel Rail 
  10. Remove and discard the direct fuel injector hold down clamps.
    11. NOTE: The direct fuel injectors must be rebuilt whenever the injector has been released from the fuel rail or cylinder head.
  11. Once the fuel rail is removed, remove the fuel injectors and rebuild them. Refer to Fuel Injector Replacement (LLT) .
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