GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

The air temperature actuator is located on top of the heater case.


    Object Number: 404930  Size: SH
  1. Roll back the instrument panel. Refer to Instrument Panel Carrier Replacement in Instrument Panel, Gages and Console.
  2. Disconnect the electrical connector from the air temperature actuator.
  3. Remove the air temperature actuator retaining screws.
  4. Remove the air temperature actuator.

Installation Procedure


    Object Number: 404930  Size: SH
  1. Install the air temperature actuator.
  2. Install the air temperature actuator retaining screws.
  3. Install the electrical connector to the air temperature actuator.
  4. Install the instrument panel carrier. Refer to Instrument Panel Carrier Replacement in Instrument Panel, Gages and Console.