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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1709 (HVAC Systems - Troubleshooting) >> Repair Instructions >> Blower Motor Resistor Replacement - Auxiliary >> Installation Procedure

Installation Procedure

WARNING: This page is about a different car, the 2002 Oldsmobile Bravada, 2002 GMC Envoy XL, 2002 GMC Envoy, and 2002 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install the thermal gasket to the blower motor control processor-auxiliary.
    2. Fig 1: Blower Motor Control Processor-Auxiliary
    GM814581Courtesy of GENERAL MOTORS CORP.
  2. Install the blower motor control processor-auxiliary (3).
    3. NOTE: Refer toFASTENER NOTICE in Cautions and Notices.
  3. Install the screws to the blower motor control processor-auxiliary (3).

    Tighten:  Tighten the screws to 2 N.m (18 lb in).

  4. Connect the electrical connector to the blower motor control processor-auxiliary (3).
  5. Install the HVAC module-auxiliary. Refer to HVAC Module Replacement - Auxiliary .
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