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Home >> GMC >> 2006 >> Sierra 1500 HD, RWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 864 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Defroster Door Replacement >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Heat Stakes On HVAC Module (Delphi)
    GM899652Courtesy of GENERAL MOTORS CORP.
  1. Remove the HVAC module. Refer to HVAC Module Assembly Replacement .
  2. If equipped remove the heat stakes (1) from the HVAC module (2) with a screwdriver and a hammer.
    3. Fig 2: Exploded View Of HVAC Module Assembly
    GM962571Courtesy of GENERAL MOTORS CORP.
  3. If equipped remove the HVAC module assembly screws.
  4. Separate the HVAC module assembly.
  5. Remove the mode actuator screws.
  6. Remove the mode actuator.
  7. Remove the mode actuator cam assembly.
  8. Remove the defroster door (8).
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