My automatic transmission is slipping from first to second gear. I already replaced the filter and oil.What el?

I have already replaced the filter and oil. The pan had no metal shavings or anything.What else can be wrong?My automatic transmission is slipping from first to second gear. I already replaced the filter and oil.What el?
if it's still slipping your going to need a new transmission soon.My automatic transmission is slipping from first to second gear. I already replaced the filter and oil.What el?
Replace your transmission.


It's ';toast';.
get it road tested by a transmission specialst ask their advice , and arrange to book it in for inspection and estimate cost of any repairs that may be needed
go to auto zone or a auto parts store, and get lucas oil tranny anti slip
what kind of car engine ,transmission