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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 >> Mode Door Replacement - Upper >> 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.
IMPORTANT: The upper mode door (6) is serviced with the upper HVAC module case (3).
    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. Disconnect the electrical connector (3) from the mode actuator (4).
  3. Remove the screws from the mode actuator (4).
  4. Remove the mode actuator (4) from the HVAC module assembly (1).
  5. If equipped remove the heat stakes (1) from the HVAC module (2) with a screwdriver and a hammer.
    6. Fig 2: Exploded View Of HVAC Module Assembly
    GM962571Courtesy of GENERAL MOTORS CORP.
  6. If equipped remove the HVAC module assembly screws.
  7. Separate the HVAC module assembly.
  8. Remove the lever (7) from the upper mode door/upper HVAC module case (6).
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