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Removal Procedure

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  1. Remove the PCM. Refer to POWERTRAIN CONTROL MODULE in Engine Controls - 4.3L.
  2. Remove the coolant reservoir. Refer to COOLANT RECOVERY RESERVOIR REPLACEMENT in Engine Cooling.
  3. Remove the rear coolant recovery reservoir mounting stud.
  4. Disconnect the electrical connector from the blower motor.
  5. Position the PCM harness connectors out of the way.
  6. Remove the blower motor access cover retaining screws.
    Fig 1: Blower Motor Access Cover Retaining Screws
    G01466966Courtesy of GENERAL MOTORS CORP.

    Important:  Cut through the cover as straight as possible because the access cover must be replaced. Part of this repair is visible to the customer. In order to prevent damage to the component, do not cut any deeper than necessary in order to remove the access cover.

  7. Cut through the cover on the cut line using a razor blade or a sharp utility knife.
  8. Disconnect the cooling tube from the blower motor.
  9. Disconnect the electrical connector from the blower motor.
  10. Remove the blower motor mounting bolts.
  11. Remove the blower motor.
    Fig 2: Disconnecting Cooling Tube From Blower Motor
    G01466967Courtesy of GENERAL MOTORS CORP.
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