Do you know for a fact that the used trans is good? Is it from the same year car? Did you drop the pan and look for debris?
Did you have the same problem before replacing the unit
Linkage set up correctly? Recheck your work.
Looking for a Used Taurus in your area?
CarGurus has 367 nationwide Taurus listings starting at $3,900.
Search Ford Taurus Questions
Ford Taurus Experts
Related Models For Sale
Used Cars For Sale