Silverado 3500 4WD V8-8.1L VIN G (2006)
9. Remove the rear axle vent hose from the clip on the fuel fill pipe bracket.
10. Loosen the fuel tank fill pipe clamp (1) at the fuel tank.
11. Disconnect the recirculation line from the sending unit.
12. Remove the fuel tank fill pipe.
13. Cap the opening on the fuel tank in order to prevent possible system contamination.
INSTALLATION PROCEDURE
1. Remove the cap from the opening on the fuel tank.
