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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 26 (HVAC Systems - Automatic) >> Repair Instructions >> Air Temperature Actuator Replacement - Left >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Buick Regal and 2002 Buick Century. However, it is still accessible from the selected car via links, so may be relevant.
  1. Position the left air temperature actuator, then align the slots in the electric actuator driver to the flats on the shaft.
  2. Align the locating hole to the alignment pin on the HVAC module case.
  3. Slide the actuator driver on to the shaft. The actuator driver should set completely on the shaft and the mounting holes should be flush with the mounting bolts on the HVAC module case.
  4. Install the mounting screws to the left air temperature actuator.

    Tighten: 

    Tighten the screws to 1.5 N.m (13 in lbs) 

    Fig 1: Left Air Temperature Actuator
    G01720043Courtesy of GENERAL MOTORS CORP.
  5. Connect the electrical connector to the left air temperature actuator.
    Fig 2: Electrical Connector To The Left Air Temperature Actuator
    G01720044Courtesy of GENERAL MOTORS CORP.
  6. Install the knee bolster. Refer to KNEE BOLSTER REPLACEMENT in GAUGES AND INSTRUMENT PANELS .
  7. Install the left instrument panel insulator. Refer to CLOSEOUT/INSULATOR PANEL REPLACEMENT - LEFT in GAUGES AND INSTRUMENT PANELS .
  8. Calibrate the actuator. Refer to Re-Calibrating Actuators .
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