GM Service Manual Online
For 1990-2009 cars
Makes 🢒 Chevrolet 🢒 2004 🢒 Tahoe - 4WD 🢒 HVAC 🢒 HVAC Systems - Automatic 🢒 Auxiliary Blower Motor Processor Replacement

Removal Procedure
  1. Remove the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.
  2. Disconnect the electrical connector from the auxiliary blower motor processor (1).
  3. Remove the retaining screws from the auxiliary blower motor processor (1).

    4. Object Number: 621723 Size: SH
  4. Remove the auxiliary blower motor processor (1) from the auxiliary HVAC module (2).

Installation Procedure

    Object Number: 621723 Size: SH
  1. Install the auxiliary blower motor processor (1) to the auxiliary HVAC module (2).

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

  2. Install the retaining screws to the auxiliary blower motor processor (1).

    3. Tighten
    Tighten the screws to 1.6 N·m (14 lb in).

  3. Connect the electrical connector to the auxiliary blower motor processor (1).
  4. Install the right rear quarter trim panel. Refer to Rear Quarter Trim Panel Replacement - Right Side in Interior Trim.