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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1008 (Heating, Ventilation And Air Conditioning - Gas) >> Repair Instructions >> Mode Door Replacement - Lower (Delphi) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2004 GMC Sierra, 2004 GMC Cab & Chassis Sierra, 2004 Chevrolet Silverado, and 2004 Chevrolet Cab & Chassis Silverado. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the HVAC module. Refer toHVAC Module Assembly Replacement .
  2. If equipped remove the heat stakes (1) from the HVAC module (2) with a screw driver and a hammer.
    Fig 1: Heat Stakes On HVAC Module (Delphi)
    GM899652Courtesy of GENERAL MOTORS CORP.
  3. If equipped remove the HVAC module assembly screws.
    Fig 2: Exploded View Of HVAC Module Assembly
    GM962571Courtesy of GENERAL MOTORS CORP.
  4. Separate the HVAC module assembly.
  5. Remove the air temperature separator plate (5) from the HVAC module assembly (10).
  6. Remove the lower mode door (9) from the HVAC module assembly (10).
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