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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 >> HVAC Module Case Sump 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.
    Fig 1: Auxiliary HVAC System Components
    GM819795Courtesy of GENERAL MOTORS CORP.
  1. Install the HVAC module-auxiliary case sump (4) to the HVAC module.
  2. Install the evaporator core-auxiliary. Refer to Evaporator Core Replacement - Auxiliary .
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