GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1190432  Size: SH

    Note: The blower motor relay is an integral part of the blower motor resistor and cannot be serviced separately from the resistor.

  1. Disconnect the electrical connectors from the blower motor resistor assembly.
  2. Disconnect the resistor to blower motor wire from the retainer on the heat case.
  3. Remove the blower motor resistor assembly retaining screws (1).

  4. Object Number: 301652  Size: SH
  5. Remove the blower motor resistor assembly (2) from the evaporator and blower module assembly (3).

Installation Procedure


    Object Number: 1190496  Size: SH
  1. Install the blower motor resistor assembly.
  2. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 301652  Size: SH
  3. Install the blower motor resistor assembly retaining screws (1) and tighten to 2 N·m (18 lb in).
  4. Connect the wires between the blower motor and resistor to retainer on heater case.

  5. Object Number: 1190432  Size: SH
  6. Connect the electrical connectors to the blower motor resistor assembly.