Removal Procedure

WARNING: This page is about a different car, the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, and 2003 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.

Reposition the coolant air bleed hose clamp at the throttle body.
Remove the coolant air bleed hose from the throttle body.

Fig 1: Removing Coolant Air Bleed Hose From Throttle Body (5.3L Engine)
Courtesy of GENERAL MOTORS CORP.
Reposition the coolant air bleed hose clamp at the pipe.
Remove the coolant air bleed hose (1) from the pipe (2).

Fig 2: Removing Coolant Air Bleed Hose From Pipe (5.3L Engine)
Courtesy of GENERAL MOTORS CORP.