GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 604614  Size: SH
  1. Remove the instrument panel I/P trim pad. Refer to Instrument Panel Trim Pad Replacement in Instrument Panel, Gages, and Console.
  2. Disconnect the orange vacuum hose from the recirculation actuator.
  3. Remove the recirculation actuator.
  4. 3.1. Lift the actuator lock tab.
    3.2. Slide off the actuator.

    Object Number: 477128  Size: SH
  5. Remove the actuator linkage from the recirculation actuator.
  6. Turn the linkage to remove.

Installation Procedure


    Object Number: 477128  Size: SH
  1. Install the actuator linkage to the recirculation actuator.
  2. Turn the linkage to install.


    Object Number: 604614  Size: SH
  3. Slide the recirculation actuator onto the mounting bracket until the tab locks.
  4. Connect the orange vacuum hose to the recirculation actuator.
  5. Install the instrument panel I/P trim pad. Refer to Instrument Panel Trim Pad Replacement in Instrument Panel, Gages, and Console.