Removal Procedure

Remove the radiator grille reinforcement support. Refer to Front Grille Support Replacement .
Remove the fluid level drain plug (1).

Fig 1: Identifying Fluid Level Hole Plug
Courtesy of GENERAL MOTORS COMPANY
Drain transmission fluid into a suitable container.
Detach transmission fluid cooler outlet pipe (3) and transmission fluid cooler intermediate pipe (4) from transmission fluid auxiliary cooler. Refer to Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (6T30-MH9 and 6T40-MH8) and Transmission Fluid Cooler Hose/Pipe Quick-Connect Fitting Disconnection and Connection (AF40-MDK) .

Fig 2: Automatic Transmission Fluid Auxiliary Cooler
Courtesy of GENERAL MOTORS COMPANY
Remove transmission fluid auxiliary cooler pipe bolt (5).
Remove radiator air seal (1).
Remove transmission fluid auxiliary cooler (2).