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Home >> GMC >> 2006 >> Sierra 1500 HD, 4WD >> Repair and Diagnosis >> External Pages >> Different car >> Section 864 (Heating, Ventilation, And Air Conditioning) >> Repair Instructions >> Mode Door Replacement - Lower >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2007 GMC Sierra and 2007 Chevrolet Silverado. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: Exploded View Of HVAC Module Assembly
    GM962571Courtesy of GENERAL MOTORS CORP.
  1. Install the lower mode door (9) to the HVAC module assembly (10).
  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 .
    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 to HVAC Module Assembly Replacement .
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