Removal Procedure

WARNING: This page is about a different car, the 2007 Hummer H2. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Rear Sunroof Drain Hose (SUV)

Courtesy of GENERAL MOTORS CORP.

It is only necessary to lower the headliner. Only do those steps in headliner replacement that will lower the headlinder enough to gain access to the part. Refer to Headlining Trim Panel Replacement .
Disconnect the drain hose from the sunroof module.
Remove the drain hose from the floor pan.
Remove the sunroof drain hose from the vehicle.