95 dakota overdrive

I have a new engine , new trans ( after 200k) but now I have no overdrive Repalced switch ( it had no light) and nothing still Any ideas!!!!!!! I heard about a solenoid or a vss switch any help would be much appreciated

Wally

chances are your overdrive solenoid is not working. Make sure your fluid level is correct and have a transmission expert change out that solenoid for you.