ok i just picked up a 00 gtp an the tc on the dash is off an even when u push the button the traction control still dont work the low trac light comes on but it dont work any advise will help no lights on at all an no codes i work at a tranny shop so i have scaned it an used a tec2 to ck the speed sensores an all is working did have a rear speed sensor code in history but cleared it an nothing has any one had this issue