95 deville trans ??????,s

shifts fine first to second shifts second to third but slips in third and wont shift to o/d. pulled codes
po52
io52
no acp codes
no sir codes
to27 current

was told maybe solanoids. anybody had this problem that can help or any techs that can help?

thanks:smokin::banghead:

im a :loser:

You need a full scan with a trans function scanner used by trans shops, this will give an accurate diagnosis.