Yukon XL 4WD V8-6.0L (2007)
10. Support the fuel tank with a suitable jack.
11. Remove the fuel tank strap bolts.
12. NOTE: Refer to Damage to Fuel Tank Straps notice.
Remove the fuel tank straps.
13. With the aid of an assistant, lower the rear tank until the intermediate line connections can be reached.
14. Disconnect the fuel and EVAP intermediate line quick connect fittings from the rear tank.