GM Service Manual Online
For 1990-2009 cars only
Makes 🢒 Buick 🢒 2009 🢒 LaCrosse 🢒 Diagnostic Navigation 🢒 Vehicle Diagnostic Information 🢒 Mode Valve Actuator Replacement

Removal Procedure
  1. Remove the right instrument panel (I/P) insulator. Refer to Instrument Panel Insulator Panel Replacement - Right Side.
  2. Remove the I/P compartment. Refer to Instrument Panel Compartment Replacement.

    3. Object Number: 1194925 Size: SH
  3. Remove the screws that secure the mode actuator (1) to the HVAC module assembly.
  4. Remove the mode actuator from the HVAC module assembly.
  5. Disconnect the electrical connector from the mode actuator.

Installation Procedure
  1. Position the mode actuator, aligning the slots in the electric actuator drive to the flats on the shaft.
  2. Align the locating hole to the alignment pin on the HVAC module assembly.
  3. Slide the actuator drive completely onto the shaft, with the mounting holes flush with the mounting screw holes on the HVAC module assembly.

    4. Caution: Refer to Fastener Caution in the Preface section.


    Object Number: 1194925 Size: SH
  4. Install the screws to the mode actuator (1).

    5. Tighten
    Tighten the screws to 1.5 N·m (13 lb in).

  5. Connect the electrical connector to the mode actuator.
  6. Install the I/P compartment. Refer to Instrument Panel Compartment Replacement.
  7. Install the right I/P insulator. Refer to Instrument Panel Insulator Panel Replacement - Right Side.
  8. Calibrate the actuator. Refer to Actuator Recalibration.