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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1175 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Defroster Duct Replacement - Windshield >> Installation Procedure

Installation Procedure

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  1. Install the defroster duct.
    Fig 1: Installing Defroster Duct
    G01418704Courtesy of GENERAL MOTORS CORP.

    Use a twisting motion to secure the windshield defroster duct to the LH and RH side window lower defogger outlet ducts.

  2. Lower the windshield defroster duct into position and align the duct with the opening of the HVAC module and the I/P upper support beam.
    NOTE: Refer to FASTENER NOTICE .
  3. Install the windshield defroster duct LH retaining screw first (net location), then install the RH retaining screw.

    Tighten 

    Tighten the screws to 10 N.m (89 lb in).

  4. Install the DRL and sunload temperature sensor wire retainers to the windshield defroster duct.
  5. Install the I/P upper trim pad. Refer to TRIM PAD REPLACEMENT - INSTRUMENT PANEL (I/P) UPPER in Instrument Panel, Gages and Console.