WHEN REPLACING AN INTERNAL WIRING HARNESS ON 4R44E/4R55E TRANSMISSIONS BUILT BEFORE 11/30/95 WITH A NEW HARNESS, THE FLUID PAN MUST BE REPLACED ALSO. FAILURE TO CHANGE OVER OR CONVERT THE FLUID PAN MAY RESULT IN A TRANSMISSION FLUID LEAK OR A DAMAGED WIRING HARNESS. *TT