Sierra Classic 2500 4WD V8-6.0L (2007)
11. Disconnect the CH-48027-2 (2) from the CH-48027-3 (4).
12. Disconnect the CH-48027-3 (4) from the fuel rail service port.
13. Remove the shop towel from around the fuel rail service port, and place in an approved gasoline container.
14. Install the fuel rail service port cap.
15. Install the engine cover, if required.
16. Tighten the fuel fill cap.
