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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1482 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Air Temperature Door Replacement >> Installation Procedure

Installation Procedure

WARNING: This page does not describe the selected car, but rather 8 other vehicles, including the 2003 Oldsmobile Bravada, 2003 GMC Envoy XL, 2003 GMC Envoy, 2003 Chevrolet TrailBlazer, and 2002 Oldsmobile Bravada. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the air temperature door (1) to the lower module half.
  2. Assemble the HVAC module case halves.
    Fig 1: Installing Air Temperature Door To Lower Module Half
    G01596640Courtesy of GENERAL MOTORS CORP.
  3. Install the mode actuator.
    NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install the screws to the mode actuator.

    Tighten 

    Tighten the screws to 1.9 N.m (17 lb in).

  5. Install the air temperature actuator.
  6. Install the screws to the air temperature actuator.

    Tighten 

    Tighten the screws to 1.9 N.m (17 lb in).

  7. Install the screws in order to assemble the HVAC module.

    Tighten 

    Tighten the screws to 1.9 N.m (17 lb in).

  8. Install the HVAC module assembly (1). Refer to HVAC MODULE ASSEMBLY REPLACEMENT .
    Fig 2: Installing HVAC Module Assembly
    G01596641Courtesy of GENERAL MOTORS CORP.
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