LEMON Manuals: Even more car manuals for everyone: 1960-2025
Home >> Chevrolet >> 2009 >> HHR SS, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls And Fuel - 2.0L - Introduction >> Repair Instructions >> Direct Fuel Injector Replacement >> Removal Procedure
April 5, 2026: LEMON Manuals is launched! Read the announcement.

Removal Procedure

    Fig 1: Identifying Engine Wiring Harness Connector & Fuel Injector Wiring Harness Connector
    GM2035304Courtesy of GENERAL MOTORS CORP.
  1. Disconnect the engine wiring harness electrical connector (1) from the fuel injector wiring harness electrical connector.
  2. Remove the intake manifold assembly. Refer to Intake Manifold Replacement .
    3. Fig 2: View Of Fuel Injector Insulator
    GM1769947Courtesy of GENERAL MOTORS CORP.
  3. Remove the fuel injector insulator.
    4. Fig 3: View Of Engine Wiring Harness & High Pressure Fuel Pump
    GM2035275Courtesy of GENERAL MOTORS CORP.
  4. Relieve the high side fuel system pressure. Refer to Fuel Pressure Relief (High Pressure Side)  or Fuel Pressure Relief (Without CH 48027)  or Fuel Pressure Relief (With CH 48027) .
  5. Disconnect the engine wiring harness electrical connector (1) from the high pressure fuel pump.
  6. Remove the engine wiring harness clip (3) from the high pressure fuel pump cover.
  7. Remove the fuel feed intermediate pipe. Refer to Fuel Feed Intermediate Pipe Replacement .
    8. Fig 4: Identifying Fuel Rail & Bolts
    GM1829953Courtesy of GENERAL MOTORS CORP.
  8. Disconnect the fuel injector wiring harness electrical connectors from the fuel injectors.
  9. Remove the fuel rail bolts (1).
    10. NOTE: Carefully remove the fuel rail. The fuel injectors may come out of the cylinder head with the fuel rail.
  10. Carefully remove the fuel rail (2).
    11. Fig 5: Identifying Direct Fuel Injector Hold Down Clamps
    GM1829978Courtesy of GENERAL MOTORS CORP.
  11. Remove and discard the direct fuel injector hold down clamps.
    12. Fig 6: View Of Direct Fuel Injectors
    GM1830014Courtesy of GENERAL MOTORS CORP.
  12. Remove the direct fuel injectors.
    13. Fig 7: View Of J 2619-01, J-37281-A & Injector
    GM1769952Courtesy of GENERAL MOTORS CORP.
  13. If necessary, use the J 2619-01  and the J-37281-A  in order to remove the direct fuel injector(s). See Special Tools .
    14. Fig 8: View Of Fuel Injector Components
    GM1829979Courtesy of GENERAL MOTORS CORP.
  14. Remove and discard the upper O-ring seal (1) and plastic spacer (2) from the injector(s).
  15. Carefully remove and discard the lower nylon seal (4) from the injector(s).
scientia non olet · About LEMON Manuals