Yukon XL 4WD V8-5.3L (2011)
Tighten the bolts to 90 Nm (67 lb ft).
9. If the vehicle is equipped with 4WD, install the front drive axle. Refer to Differential Carrier Assembly Replacement .
10. Install the air cleaner outlet duct. Refer to Air Cleaner Resonator Outlet Duct Replacement See: Tune-up and Engine Performance Checks/Air
Cleaner Housing/Air Cleaner Fresh Air Duct/Hose/Service and Repair/Air Cleaner Resonator Outlet Duct Replacement.