Removal Procedure
- If necessary, remove the engine sight shield. Refer to 
Upper Intake Manifold Sight Shield Replacement for the 4.8L, 5.3L, and 6.0L engines.
 
- Position the coolant air bleed hose clamp at the throttle body.
 
- Remove the coolant air bleed hose from the throttle body.
 
- Position the hose clamp at the pipe.
 
- Remove the coolant air bleed hose (1) from the pipe (2).
 
Installation Procedure
- Install the coolant air bleed hose (1) to the pipe (2).
 
- Position the hose clamp at the pipe.
 
- Install the coolant air bleed hose to the throttle body.
 
- Position the coolant air bleed hose clamp at the throttle body.
 
- If necessary, install the engine sight shield. Refer to 
Upper Intake Manifold Sight Shield Replacement for the 4.8L, 5.3L, and 6.0L engines.
 
- Add engine coolant, if necessary.