CTS Sedan AWD V6-30L (2010) Fuel Rail Assembly Replacement - Bank 1
Fuel Rail: Service and Repair
Fuel Injection Fuel Rail Assembly Replacement - Bank 1
Fuel Injection Fuel Rail Assembly Replacement - Bank 1 (LF1)
Special Tools
EN-49248 - Injector Rail Assembly Remover
For equivalent regional tools, refer to Special Tools (See: Engine, Cooling and Exhaust/Engine/Tools and Equipment/Special Tools).
Removal Procedure
1. Relieve the fuel system pressure. Refer to Fuel Pressure Relief (See: Fuel Filter/Fuel Pressure Release/Service and Repair).
2. Remove the fuel pipe shield. Refer to Fuel Pipe Shield Replacement (LF1) (See: Fuel Supply Line/Service and Repair/Fuel Pipe Shield
Replacement)Fuel Pipe Shield Replacement (LLT) (See: Fuel Supply Line/Service and Repair/Fuel Pipe Shield Replacement).
3. Remove the intake manifold. Refer to Intake Manifold Replacement (See: Engine, Cooling and Exhaust/Engine/Intake Manifold/Service and
Repair/Intake Manifold Replacement).
4. Remove the fuel feed intermediate pipe. Refer to Fuel Feed Intermediate Pipe Replacement (LLT) (See: Fuel Supply Line/Service and
Repair/Fuel Feed Intermediate Pipe Replacement)Fuel Feed Intermediate Pipe Replacement (LF1) (See: Fuel Supply Line/Service and
Repair/Fuel Feed Intermediate Pipe Replacement).
5. Remove the cylinder head. Refer to Cylinder Head Replacement - Left Side (LF1) (See: Engine, Cooling and Exhaust/Engine/Cylinder Head
Assembly/Service and Repair/Cylinder Head Replacement - Left Side)Cylinder Head Replacement - Left Side (LLT) (See: Engine, Cooling and
Exhaust/Engine/Cylinder Head Assembly/Service and Repair/Cylinder Head Replacement - Left Side).
6. Remove the foam insulator from the fuel rails.
7. Disconnect the fuel pressure sensor electrical connector and cut the wire harness tie straps.
8. Remove the fuel rail bolts (1).
