Installation Procedure

WARNING: This page is about a different car, the 2008 GMC Sierra, 2008 GMC Cab & Chassis Sierra, 2008 Chevrolet Silverado, and 2008 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Hose Clip Securing Drain Hose To Vehicle

Courtesy of GENERAL MOTORS CORP.

Route the end of the drain hose through the access hole and down the inner side panel, right or left side, as needed.
Install the hose clip to the door frame securing the drain hose to the vehicle, right or left side, as needed.

Fig 2: Rear Sunroof Drain Hose From The Sunroof Module Rear Spigot

Courtesy of GENERAL MOTORS CORP.

Connect the rear drain sunroof hose to the sunroof module rear spigot, right or left side, as needed.
Install the headliner. Refer to Headlining Trim Panel Replacement (Regular Cab) or Headlining Trim Panel Replacement (Crew Cab) or Headlining Trim Panel Replacement (Extended Cab) .