GM Service Manual Online
For 1990-2009 cars only

Mode Valve Actuator Replacement LHD

Removal Procedure

  1. Remove the instrument panel (I/P) carrier. Refer to Instrument Panel Retainer Replacement .

  2. Object Number: 1958831  Size: SH
  3. Disconnect the mode actuator electrical connector (1).

  4. Object Number: 1958832  Size: SH
  5. Remove the mode actuator (2) to HVAC unit retaining screws (1).
  6. Remove the mode actuator (2) from the HVAC unit.

Installation Procedure


    Object Number: 1958832  Size: SH
  1. Install the mode actuator (1) to the HVAC unit.
  2. Notice: Refer to Fastener Notice in the Preface section.

  3. Install the retaining screws (1) to mode actuator  (2)..
  4. Tighten
    Tighten the screws to 1 N·m (9 lb in).


    Object Number: 1958831  Size: SH
  5. Connect the electrical connector (1) to the mode actuator.
  6. Install the I/P carrier. Refer to Instrument Panel Retainer Replacement .