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Home >> Hummer >> 2008 >> H2 4D Utility Wagon >> Repair and Diagnosis >> External Pages >> Different car >> Section 448 (Sunroof System) >> Repair Instructions >> Sunroof Drain Inspection and Cleaning >> Disconnected Drain Hose

Disconnected Drain Hose

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Inspect the drainage system for disconnected drain hoses. Complete the following steps in order to obtain partial access to drain hoses and check for a disconnected hose.

  1. Open the sunroof window panel.
  2. Lower the headliner as needed. Refer to Headlining Trim Panel Replacement (LWB w/U42 w/o CF5) , Headlining Trim Panel Replacement (LWB w/CJ2) , Headlining Trim Panel Replacement (SWB w/o CF5 and U42) , Headlining Trim Panel Replacement (LWB w/CJ3) , Headlining Trim Panel Replacement (Avalanche/Escalade EXT w/CF5 w/o U42) , Headlining Trim Panel Replacement (SWB w/CF5 w/o U42) , Headlining Trim Panel Replacement (Avalanche/Escalade EXT w/U24 w/o CF5) , Headlining Trim Panel Replacement (LWB w/CF5 and U42) , Headlining Trim Panel Replacement (Avalanche/Escalade EXT w/CF5 and U42) , Headlining Trim Panel Replacement (Avalanche/Escalade EXT w/CJ3) , Headlining Trim Panel Replacement (SWB w/CF5 and U42) , Headlining Trim Panel Replacement (SWB w/U42 w/o CF5) , Headlining Trim Panel Replacement (LWB w/CF5 w/o U42) , Headlining Trim Panel Replacement (SWB w/CJ3) , Headlining Trim Panel Replacement (Avalanche w/CJ2 w/o CF5 and U42) .
  3. Connect any disconnected hoses.
  4. Ensure that the rear drain hoses are properly routed in the metal roof slot and taped in place.
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