Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
4. Disconnect the fuel feed and pressure balance lines from the rear tank.
5. Cap the fuel and balance lines at the fuel tank in order to avoid possible system contamination.
6. Remove the rear fuel line bundle clip nuts.
7. Remove the rear fuel line bundle.
INSTALLATION PROCEDURE
1. Install the rear fuel line bundle.
