Sierra Denali AWD V8-6.0L VIN N (2004)
8. Remove the fuel line clips from the brackets on the transmission.
9. If equipped with 4-wheel drive (4WD), remove the fuel line clip from the bracket on the transfer case.
10. Disconnect the fuel and EVAP quick connect fittings.
11. Cap the fuel and EVAP lines at the fuel tank in order to avoid possible system contamination.
12. If vehicle is a regular cab, remove the fuel and EVAP bundle nuts.
