Problem shifting down from 3rd to 2nd, there is a hi speed chatter.

What is your question?

Problem shifting down from 3rd to 2nd, there is a hi speed chatter that happens. Manually shifting to 2nd, then back to drive corrects the problem, this is not a constant problem and happens maybe 15% of the time. Vehicle operating at normal temperature.

What makes this problem better or worse?

n/a

How long has your 2006 Dodge Dakota had this problem?

a year or so