GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Cadillac 🢒 2005 🢒 DeVille 🢒 HVAC 🢒 HVAC Systems - Automatic 🢒 Blower Motor Replacement

Removal Procedure
  1. Remove the right side sound insulator. Refer to Instrument Panel Insulator Panel Replacement - Right Side in Instrument Panel, Gages, and Console.

    2. Object Number: 291175 Size: SH
  2. Remove the instrument panel (I/P) compartment. Refer to Instrument Panel Storage Compartment Replacement in Instrument Panel, Gages, and Console.
  3. Remove the dash integration module (DIM) from the bracket. Refer to Dash Integration Module Replacement in Computer/Integrating Systems.
  4. Remove the 2 rear DIM bracket fasteners.
  5. Reposition the DIM bracket in order to remove the blower motor.

    6. Object Number: 828429 Size: SH
  6. Disconnect the electrical connector (1) from the blower motor.
  7. Disconnect the blower motor ventilation tube (2) from the module.

    8. Object Number: 828431 Size: SH
  8. Remove the blower motor retaining fasteners (1).
  9. Remove the blower motor from the vehicle.

Installation Procedure

    Object Number: 828431 Size: SH
  1. Install the blower motor into the blower motor housing.
  2. Ensure that the blower motor gasket is properly aligned.

    3. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the blower motor retaining screws (1).

    4. Tighten
    Tighten the screws to 1.4 N·m (12 lb in).


    Object Number: 828429 Size: SH
  4. Connect the electrical connector (1) to the blower motor.
  5. Connect the blower motor ventilation tube (2) to the module.

    6. Object Number: 291175 Size: SH
  6. Reposition the DIM bracket to its original position.
  7. Install the 2 rear DIM bracket fasteners.
  8. Install the DIM. Refer to Dash Integration Module Replacement in Computer/Integrating Systems.
  9. Install the I/P compartment. Refer to Instrument Panel Storage Compartment Replacement in Instrument Panel, Gages, and Console.
  10. Install the right side sound insulator. Refer to Instrument Panel Insulator Panel Replacement - Right Side in Instrument Panel, Gages. and Console.