Transmission Shift Enhancements - Adaptation Drive Learn Procedure
This bulletin involves performing a subjective shift quality rating when customers
experience poor shift quality and if necessary, performing the transmission adaptation
learn procedure. In addition, this bulletin involves performing transmission adaptation learn
procedure when the transmission is repaired/replaced and/or the valve body/TCU
assembly (mechatronic) is replaced, or when the adaptation memory cells are cleared with
the wiTECH diagnostic scan tool.
Customers may indicate that their transmission shift quality does not meet their
expectations.
