Why won't my auto transmission operate till aboutk 1 minute after engine start? on 1999 Dodge Ram 2500

1999 Dodge RAM 2500 8.0L V10 165,500 miles.y

Asked by for the 1999 Dodge Ram 2500
2 answers 4 comments
I would take it to a tranny shop and have them dignose it
Thanks goodguy! That is sound advice,but I may change fluid and filters first.
Cold only or every time?
Cold only. Thanks

Have fluid and filter changed!! Should take care of that.
Ok! That sounds like a good idea; I'll try it.