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HOMESERVICE MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT CARSECTION 181 (PGM-FI SYSTEM)INJECTOR REPLACEMENT
2008 Chevrolet HHR LT, 2.4 P, Automatic

Injector Replacement

2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Injector Replacement
WARNING: This page is about a different car, the 2011 Honda Insight and 2010 Honda Insight. However, it is still accessible from the selected car via links, so may be relevant.
  1. Relieve the fuel pressure (see FUEL PRESSURE RELIEVING ).
  2. Remove the intake manifold (see INTAKE MANIFOLD REMOVAL AND INSTALLATION ).
  3. Remove the nut (A).
    Fig 1: Identifying Injector Clips, Fuel Rail Mounting Nuts And O-Ring
    G06429370Courtesy of AMERICAN HONDA MOTOR CO., INC.
  4. Disconnect the connectors (B) from the injectors, the intake side ignition coils, and the EGR valve.
  5. Remove the fuel rail mounting nuts (C) and the nut from the fuel rail (D), then remove the injectors and the fuel rail together.
  6. Remove the injector clips (E) from the injector (F).
  7. Remove the injectors from the fuel rail.
  8. Coat the new O-rings (black) (A) with clean engine oil, and insert the injectors (B) into the fuel rail (C).
    Fig 2: Cylinder Head With Torque Specifications, Injector Clips And O-Rings
    G06429371Courtesy of AMERICAN HONDA MOTOR CO., INC.
  9. Install the injector clips (D).
  10. Coat the injector O-rings (E) with clean engine oil.
  11. Install the fuel rail and the injectors in the cylinder head (F).
  12. Install the fuel rail mounting nuts (G) and the bolt.
  13. Install the nut (H) with a new O-ring (I).
  14. Connect the connectors (J) on the injectors, the intake side ignition coils, and the EGR valve.
  15. Install the intake manifold (see INTAKE MANIFOLD REMOVAL AND INSTALLATION ).
  16. Turn the ignition switch to ON (II), but do not operate the starter. After the fuel pump runs for about 2 seconds, the fuel rail will be pressurized. Repeat this two or three times, then check for fuel leakage.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.