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Home >> Chevrolet >> 2005 >> Cavalier L4-2.2L VIN F >> Repair and Diagnosis >> Powertrain Management >> Fuel Delivery and Air Induction >> Fuel Injector >> Service and Repair
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Fuel Injector: Service and Repair



FUEL INJECTOR REPLACEMENT

REMOVAL PROCEDURE




1. Remove the fuel rail.




2. Remove the fuel injector electrical connector.




3. Remove the fuel injector retainer clip (1).




4. Remove the fuel injector from the fuel rail.
5. Remove and discard the fuel injector O-rings.

IMPORTANT:
- Visually inspect the fuel injector in order to determine if the upper O-ring was also removed. If the upper O-ring in not removed, remove the O-ring from the fuel rail assembly.
- If the fuel injector insulator cups are removed from the cylinder head while removing the fuel rail, new insulator cups must be installed.

INSTALLATION PROCEDURE




1. If the fuel injector insulator cups (1) are removed from the cylinder head while removing the fuel rail, new insulator cups must be installed.




2. Install the O-rings on the fuel injector.

IMPORTANT: Always install new injector O-rings when servicing the fuel injectors. Lubricate the new injector O-rings with clean engine oil.

3. Install the fuel injector.




4. Install the fuel injector clip (1).




5. Install the fuel injector electrical connector.




6. Install the fuel rail.
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