GM Service Manual Online
For 1990-2009 cars only

Removal Procedure

    Important: Note the routing of the cable in order to facilitate installation.


    Object Number: 345806  Size: MH
  1. Remove the mode control cable (4) at the heater case.
  2. Remove the heater control unit (3). Refer to Control Assembly Replacement .
  3. Remove the mode control cable at the heater control unit.
  4. Remove the mode control cable from the instrument panel.

Installation Procedure

  1. Position the mode control cable (4) in the vehicle. Route the cable as previously noted.

  2. Object Number: 345806  Size: MH
  3. Install the mode control cable to the heater control unit (3).
  4. Install the heater control unit to the instrument panel. Refer to Control Assembly Replacement .
  5. Adjust the mode control cable. Refer to Mode Control Cable Adjustment .