GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 477545  Size: SH
  1. Remove the IP cluster trim plate. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gages and Console.
  2. Using a taped flat bladed tool, gently pry the rear window defogger switch (1) from the instrument panel.

  3. Object Number: 477547  Size: SH
  4. Disconnect the rear window defogger switch electrical connector (2).
  5. Remove the switch (1) from the vehicle.

Installation Procedure


    Object Number: 477547  Size: SH
  1. Connect the rear window defogger switch electrical connector (2).
  2. Install the rear window defogger switch (1) to the instrument panel. Ensure that the retaining tabs are fully engaged.
  3. Install the IP cluster trim plate. Refer to Instrument Panel Cluster Trim Plate Bezel Replacement in Instrument Panel, Gages and Console.