Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: ●...

Bulletin number

21-049-24

Component

Power train

Summary

"Flash: Transmission Control Module (TCM) Updates Customers may comment on one or more of the following: ● Vehicle shifting is erratic and/or engine RPM holding too high in one gear. ● Harsh 2-1 shift (bump) when coming to a stop. This bulletin involves reprogramming the TCM with the latest available software."

Owners of these vehicles have filed 32 complaints in the transmission category.