In affected vehicles, the transmission torque converter may overheat in certain driving conditions

Bulletin number

20B27

Component

Electrical system: software

Summary

In affected vehicles, the transmission torque converter may overheat in certain driving conditions. If the torque converter overheats it can lead to adverse NVH, rough idle, and low performance concerns. Ultimately this will require internal transmission repairs to resolve the concern. Ford Motor Company has developed and update to the Powertrain Control Module software that helps protect the transmission torque converter from overheating when exposed to certain driving styles.

Owners of these vehicles have filed 370 complaints in the electrical category.