Installation Procedure

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Install the hose.
Re-locate the hose to sheet metal where attached with butyl tape.
Install the grommet to sealer plate.
Install the clip retaining hose to the sheet metal.

Fig 1: Sunroof Drain Hose (Rear)

Courtesy of GENERAL MOTORS CORP.

Install the hose to nozzles rear, corner and side, assure butyl tape is in position.
Install the headliner. Refer to HEADLINER REPLACEMENT .
Install the center pillar trim. Refer to GARNISH MOLDING REPLACEMENT - CENTER PILLAR .