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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 >> Mode Door Replacement - Lower (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 lower mode door (9) to the HVAC module assembly (10).
    Fig 1: Exploded View Of HVAC Module Assembly
    GM962571Courtesy of GENERAL MOTORS CORP.
  2. Install the air temperature separator plate (5) to the HVAC module assembly (10).
  3. Install the HVAC module assembly halves.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
    IMPORTANT: For every heat stake removed ensure that you install a screw.
  4. Install the screws to the HVAC module assembly.

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

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