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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 >> Defroster Door Replacement (Delphi) >> Installation Procedure

Installation 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. Install the defroster door (8).
    Fig 1: Exploded View Of HVAC Module Assembly
    GM962571Courtesy of GENERAL MOTORS CORP.
  2. Install the mode actuator cam assembly.
  3. Install the mode actuator.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
  4. Install the mode actuator screws.

    Tighten:  Tighten the screws to 1.6 N.m (14 lb in).

  5. Install the HVAC module assembly halves.
    6. IMPORTANT: For every heat stake removed ensure that you install a screw.
  6. Install the screws to the HVAC module assembly.

    Tighten:  Tighten the screws to 1.6 N.m (14 lb in).

  7. Install the HVAC module assembly. Refer toHVAC Module Assembly Replacement .
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