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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1448 (HVAC Systems - General Servicing) >> Repair Instructions >> Air Temperature Door Replacement >> Removal Procedure

Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the HVAC module assembly (1). Refer to HVAC Module Assembly Replacement .
    2. Fig 1: Evaporator Core
    GM741189Courtesy of GENERAL MOTORS CORP.
  2. Remove screws in order to separate the HVAC module assembly.
  3. Remove the screws from the air temperature actuator.
  4. Remove the air temperature actuator.
  5. Remove the screws from the mode actuator.
  6. Remove the mode actuator.
  7. Separate the HVAC module case halves.
    8. Fig 2: Air Temperature Door
    GM735973Courtesy of GENERAL MOTORS CORP.
  8. Remove the air temperature door (1) from the lower module half.
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