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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1709 (HVAC Systems - Troubleshooting) >> Repair Instructions >> Defroster Door Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Defroster Door
    GM735985Courtesy of GENERAL MOTORS CORP.
  1. Install the defroster door (1) to the HVAC module assembly.
  2. Install the defroster/mode outlet cover.
    3. Fig 2: HVAC Case
    GM742346Courtesy of GENERAL MOTORS CORP.
  3. Install the defroster/mode outlet cover screws to the HVAC module assembly (1).
    4. NOTE: Refer to FASTENER NOTICE in Cautions and Notices.
  4. Install the screws to assemble the defroster/mode outlet to the HVAC module assembly.

    Tighten:  Tighten the screws to 1.9 N.m (18 lb in).

  5. Install the defroster actuator.
  6. Install the screws to the defroster actuator.

    Tighten:  Tighten the screws to 1.9 N.m (18 lb in).

  7. Install the I/P carrier. Refer to INSTRUMENT PANEL (I/P) CARRIER REPLACEMENT in Instrument Panel, Gages and Console.
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