Outlet
Radiator Hose Replacement - Outlet (4.8, 5.3, and 6.0L Engines)
Removal Procedure
1. Drain the cooling system.
2. Loosen the air cleaner outlet duct clamps at the following locations:
^ Throttle body
^ Mass Airflow/Intake Air Temperature (MAF/IAT) sensor
3. Remove the radiator inlet hose clip from the outlet duct.
4. Remove the air cleaner outlet duct.
5. Reposition the outlet hose clamp at the water pump.
6. Remove the outlet hose from the water pump.
7. Reposition the outlet hose clamp at the radiator.
8. Remove the outlet hose from the radiator.
Installation Procedure
1. Install the outlet hose to the radiator.
2. Position the outlet hose clamp at the radiator.
3. Install the outlet hose to the water pump.
4. Position the outlet hose clamp at the water pump.
5. Important: Align the arrow at the throttle body end of the duct with the throttle body attaching stud.
Install the air cleaner outlet duct.
6. Install the radiator inlet hose clip to the outlet duct.
7. Tighten the air cleaner outlet duct clamps at the following locations:
^ Throttle body
^ MAF/IAT sensor
Tighten the air cleaner outlet duct clamp screws to 7 Nm (62 inch lbs.).
8. Fill the cooling system.