ok if i put my car in d or od cold the car moves fine but once warmed up if i put it in d or od its like in neutral but reverse and 1 and 2 are fine but if i put it in first full throttle hit second it still going hit 3 makes shift and continues to pull ad hit 4 still holds the power .if im crusing and make sifts manualy its all fin it just seems that if you are in d and come to a stop it wont go like its in neutral put it in first and manualy shift it up it makes all the shifts semmes like a solinoid problem to me what do you think its a fresh rebuild on the trans with all the hard parts 500 miles on trans let me know what u think and has thos happend to you

george

 

Sounds like a problem in the valvebody. Make sure the rebuilder didn't miss anything, checkballs, etc.

 

it shifted fine for 500 miles this came out of the blue