Originally posted by poncho62
Did you hook the vacuum line back up to the modulater valve. That controls the shift.
If thats not the case, there is probably a problem within the trans.
=========== there is no vacuum modulator on a 700/4L60 tranny.
Ted, have you looked at the govenor? Possibly it is stuck from something from t he converter.
It is under the round, press on cover near the rear of the main tranny case on the drivers side of tranny