J30 1989-1994 Chassis
1990 auto
Had the trans rebuilt 3 or 4 years ago.
Noticed it's not shifting like before.
A few weeks ago, it shifted rapedly between 3 and 4. After that it was fine.
Yesterday, going up a slight hill, I had to slow down. It didn't down shift.
I've also noticed that it shifts a little harder at...