GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 354232  Size: SH

    Important: Note the routing position of the cable in order ensure easy installation.

  1. Disconnect the fresh/recirc control cable (3) at the blower case (4).
  2. Remove the heater control unit (5). Refer to Control Assembly Replacement .
  3. Disconnect the fresh/recirc control cable at the heater control unit.
  4. Remove the fresh/recirc control cable from the instrument panel (IP).

Installation Procedure


    Object Number: 354232  Size: SH
  1. Position the fresh/recirc control cable (3) in the vehicle. Route the cable as previously noted.
  2. Connect the fresh/recirc control cable to the heater control unit (5).
  3. Install the heater control unit to the IP. Refer to Control Assembly Replacement .
  4. Adjust the fresh/recirc control cable. Refer to Vent Control Cable Adjustment .