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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1602 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Mode Door Replacement - Lower (Delphi) >> Removal Procedure

Removal Procedure

WARNING: This page is about a different car, the 2003 GMC Sierra, 2003 GMC Cab & Chassis Sierra, 2003 Chevrolet Silverado, and 2003 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 to HVAC Module Assembly Replacement .
  2. If equipped remove the heat stakes from the HVAC module with a screw driver and a hammer.
    Fig 1: Identifying Heat Stakes
    G01479152Courtesy of GENERAL MOTORS CORP.
  3. If equipped remove the HVAC module assembly screws.
  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).
    Fig 2: Lower Mode Door, HVAC Module Assembly & Air Temperature Separator Plate
    G01479153Courtesy of GENERAL MOTORS CORP.
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