GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 903908  Size: SH
  1. Remove the HVAC controller. (Refer to "HVAC Controller" in this service manual)

  2. Object Number: 903912  Size: SH
  3. Remove the blower motor switch screws.
  4. Remove the blower motor switch.

Installation Procedure


    Object Number: 903912  Size: SH
  1. Install the blower motor switch and screws.

  2. Object Number: 903908  Size: SH
  3. Install the HVAC controller. (Refer to "HVAC Controller" in this service manual.)
  4. Tighten
    Tighten to 2.5 N·m (22 lbs in)