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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1151 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Floor Air Door Replacement >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2004 Pontiac Aztek and 2004 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
    Fig 1: View Of Floor Air Door
    GM867789Courtesy of GENERAL MOTORS CORP.
  1. Install the floor air door into the HVAC module.
    2. Fig 2: Identifying Floor Air Door Lever
    GM867768Courtesy of GENERAL MOTORS CORP.
    IMPORTANT: Align the floor air door lever slot with the pin on the mode door main lever.
  2. Install the floor air door lever into the floor air door.
  3. Install the mode door actuator mounting bracket.
    4. NOTE: Refer to Fastener Notice in Cautions and Notices.
    Fig 3: Locating Mode Door Actuator Mounting Bracket Screws
    GM867772Courtesy of GENERAL MOTORS CORP.
  4. Install the mode door actuator mounting bracket screws.

    Tighten:  Tighten the screws to 0.9 N.m (8 lb in).

  5. Install the mode actuator. Refer to Mode Actuator Replacement in HVAC Systems - Manual or Mode Actuator Replacement in HVAC Systems - Automatic.
  6. Install the heater outlet duct. Refer to Air Outlet Replacement - Floor .
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