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HOMESERVICE MANUALSCHEVROLET2008HHR LT, 2.4 P, AUTOMATICREPAIR AND DIAGNOSISEXTERNAL PAGESDIFFERENT VARIANT/TRIMSECTION 4 (ENGINE CONTROLS AND FUEL - 2.2L (L61) - INTRODUCTION (2 OF 2))REPAIR INSTRUCTIONSFUEL INJECTION FUEL RAIL ASSEMBLY REPLACEMENTREMOVAL PROCEDURE
2008 Chevrolet HHR LT, 2.4 P, Automatic

Removal Procedure

2008 Chevrolet HHR LT, 2.4 P, AutomaticSECTION Removal Procedure
WARNING: This page is about a different variant/trim than selected.
    Fig 1: Fuel Feed Line
    GM1625417Courtesy of GENERAL MOTORS CORP.
  1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief (With CH 48027) or Fuel Pressure Relief (Without CH 48027) .
  2. Remove the air cleaner assembly. Refer to Air Cleaner Assembly Replacement .
  3. Disconnect the fuel feed line quick connect fitting from the fuel rail. Refer to Metal Collar Quick Connect Fitting Service .
    4. Fig 2: EVAP Canister Purge Valve Tube
    GM1623766Courtesy of GENERAL MOTORS CORP.
  4. Disconnect the evaporative emission (EVAP) purge tube from the intake manifold. Refer to Metal Collar Quick Connect Fitting Service .
    5. Fig 3: TAC, Fuel Injector Harness & Generator Electrical Connectors
    GM1623764Courtesy of GENERAL MOTORS CORP.
  5. Disconnect the fuel injector harness electrical connector (2).
  6. Disconnect the manifold absolute pressure (MAP) sensor electrical connector.
    7. Fig 4: Fuel Injector Harness Electrical Connector Clip
    GM1623549Courtesy of GENERAL MOTORS CORP.
  7. Remove the fuel injector harness electrical connector clips (4 and 5) from the intake manifold.
    8. Fig 5: View Of Fuel Rail
    GM1578472Courtesy of GENERAL MOTORS CORP.
  8. Remove the fuel rail studs.
    9. IMPORTANT: Use care when removing the fuel rail assembly in order to prevent damage to the fuel injectors electrical connector terminals and spray tips.
  9. Pull the fuel rail back and upward in order to release the fuel injectors from the cylinder head ports.
  10. Remove the fuel rail.
  11. Remove the fuel injectors, if necessary. Refer to Fuel Injector Replacement .
RENDER: 1.0x

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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.