GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 1223472  Size: SH
  1. Remove the control assembly. Refer to Heater and Air Conditioning Control Replacement .
  2. Remove the switch knob (1).

  3. Object Number: 1223473  Size: SH
  4. Remove the blower motor switch retaining screw (1).
  5. Turn the blower motor switch counterclockwise (2).
  6. Remove the blower motor switch.

Installation Procedure


    Object Number: 1223474  Size: SH
  1. Install the blower motor switch with the screw.
  2. Install the switch knob.
  3. Install the control assembly. Refer to Heater and Air Conditioning Control Replacement .