Flash: Transmission Shift And Drivability Enhancements
This bulletin involves reprogramming the Transmission Control Module (TCM) with the
latest available software.
A small number of customers may experience one or more of the following conditions:
· **Improve shift quality for a 2-1 downshift.**
· Hanging or delayed upshift when braking down hill or when braking after high
vehicle acceleration rate.
· Releasing the accelerator pedal rapidly causes hanging or delayed upshift.