Chrysler Pacifica 2020 — technical service bulletin
Bulletin 21-043-20 · NHTSA communication 10178692 · issued Jul 15, 2020
Technical service bulletin
communication type
Power Train
component
2020
model years
1
vehicle entries
Official summary
Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Customer may experience the transmission going into the neutral position only during a hard brake event when the Antilock Brake System (ABS) is disabled.
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.