GM Service Manual Online
For 1990-2009 cars only

Mode Valve Actuator Replacement W/O D07

Removal Procedure

Notice: In order to avoid actuator damage, DO NOT apply power to the actuator when it is not installed in the HVAC module.


    Object Number: 363014  Size: SH
  1. Remove the floor air outlet duct extension (1) from the floor duct (2).

  2. Object Number: 1962380  Size: SH
  3. Disconnect the electrical connection at the mode actuator (1).
  4. With a small flat blade tool, release the locking tab and remove mode valve lever gear (2).

  5. Object Number: 375683  Size: SH
  6. Remove the mode actuator mounting screws from the HVAC module.
  7. Remove the mode actuator as an assembly with the actuator cam.

Installation Procedure


    Object Number: 375683  Size: SH
  1. Install the mode actuator as an assembly with the actuator cam.
  2. • Line up the heater/defroster valve lever with the mode actuator cam slot.
    • Line up the A/C valve lever with the mode actuator cam.

    Notice: Refer to Fastener Notice in the Preface section.

  3. Install the mode actuator mounting screw to the HVAC module.
  4. Tighten
    Tighten the screw to 1.6 N·m (14 lb in).


    Object Number: 1962380  Size: SH
  5. Install the mode valve lever gear (2).
  6. Connect the electrical connection at the mode actuator (1).

  7. Object Number: 363014  Size: SH
  8. Install the floor air outlet duct extension (1) to the floor air duct (2).