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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 866 (Heating, Ventilation And Air Conditioning) >> Repair Instructions >> Mode Door Replacement - Secondary (Single Zone) >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2003 Pontiac Aztek and 2003 Buick Rendezvous. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the secondary mode door.
    Fig 1: Installing Secondary Mode Door/caption>
    G01499068Courtesy of GENERAL MOTORS CORP.
  2. Connect the secondary mode door lever to the secondary mode door.
    Fig 2: Connecting Secondary Mode Door Lever
    G01499069Courtesy of GENERAL MOTORS CORP.

    Important:  Align the pin on the right hand mode door lever with the slot on the secondary mode door lever.

  3. Connect the right hand mode door lever to the mode door.
  4. Install the heater core cover. Refer to HEATER CORE COVER REPLACEMENT .
    Fig 3: Installing Heater Core Cover
    G01499070Courtesy of GENERAL MOTORS CORP.