hello guys and grand prix forum!jus wondering i am having some issues with my 98 pace car and needing some help tranny want shift and getting a whining noise i got 4 DTC's po102,po141,po742 and po756 i know what they mean what can i do to fix them.wondering if i replace the TCC solenoid and the MAF sensor would it help.i have already replaced the fluid and filter it was sludgy but still red not too bad. it went for about another 200 miles and stopped again.i dumped some Lubegard in it and still no go want move.thanks.
