CTS RWD V8-6.2L SC (2009)
9. Disconnect all 8 ignition coil harness connectors (1).
10. Remove the front fuel rail fastener.
11. Remove the fuel rail ball stud fasteners (1).
12. Carefully disengage the fuel injectors from the supercharger.
13. Remove the fuel rail wit the fuel injector harness from the engine.
