95 deville shifts 1 to 2 fine 3rd slips no o/d

shifts fine from first to second, shifts to third it slips and wont shift to overdrive at all. traction disable and abs light on any help would be great. run codes they are po52 history, io52 history, no acp codes, no sir codes, to27 current is all the codes it shows. was told maybe shift silonoids or something on them lines. PLEASE HELP:smokin::banghead: