Express 2500 V8-6.6L DSL Turbo (2010)
8. Disconnect the left side main engine harness electrical connector.
9. Remove the wiring harness clip from the main connector bracket.
10. Remove the connector bracket bolts (1).
11. Remove the glow plug wire harness retaining bolts at the lower part of the upper left valve cover.
12. Reposition the engine wiring harness out of the way.
13. Remove the fuel injector return line clip (1) from the injector.
14. Remove the fuel injector return line fitting (2) from the injector.
15. Perform the above 2 steps for the other 3 fuel injectors.
16. Reposition the injector return line out of the way.
