transmission on 1996 Nissan Quest

car shifts very hard won't shift until you reach 3500rpm out of low gear or any other gear. What could be the problem, has 157,000 miles, is it worth fixing

2 answers
i have the same problem too. 1996 quest 185,000 miles and no one seems to know the problem. Did you solve yours?
I have the same trouble with my 1996 Nissan quest XE. What did you do?