GM Service Manual Online
For 1990-2009 cars only

Removal Procedure


    Object Number: 933579  Size: SH
  1. Remove the transmission control bracket. Refer to Transmission Control Bracket Replacement .
  2. Slide the center floor air outlet duct forward enough to clear the rear floor air outlet duct, and then up, and rearward to remove.

Installation Procedure


    Object Number: 933579  Size: SH
  1. Slide the center floor air outlet duct forward enough to clear rear floor air duct, and then down, and rearward to install.
  2. Install the transmission control bracket. Refer to Transmission Control Bracket Replacement .