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Removal Procedure

WARNING: This page does not describe the selected car, but rather 6 other vehicles, including the 2004 Oldsmobile Bravada, 2004 GMC Envoy XUV, 2004 GMC Envoy XL, 2004 GMC Envoy, and 2004 Chevrolet TrailBlazer. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the right rear quarter trim panel. Refer to Trim Panel Replacement - Rear Quarter - Right (TrailBlazer, Envoy, Bravada) or Trim Panel Replacement - Rear Quarter - Right (TrailBlazer EXT, Envoy XL) in Interior Trim.
  2. Remove the HVAC module-auxiliary. Refer to HVAC Module Replacement - Auxiliary in Heating, Ventilation and Air Conditioning.
  3. Disconnect the electrical connector from the blower motor processor.
  4. Remove the retaining screws from the blower motor processor (1).
    5. Fig 1: Blower Motor Control Processor-Auxiliary (3)
    GM814581Courtesy of GENERAL MOTORS CORP.
  5. Remove the blower motor processor (3) from the HVAC module (2).
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