RAM 2500 2019–2020 — technical service bulletin
Bulletin 0806121 · NHTSA communication 10221206 · issued Apr 21, 2021
Technical service bulletin
communication type
Trailer Hitches
component
2019–2020
model years
6
vehicle entries
Official summary
Flash: Parktronics (PTS) Enhancements This bulletin involves reprogramming the PTS module with the latest software available. Customers may experience one or more of the following:False front object detection warning when a trailer is connected to the vehicle. Chime sounds when backing away from an object in front of the vehicle. Park assist system latches off when a trailer or snow plow is disconnected during the same key cycle. The system disabled message will still be displayed and the system will be turned off until a new key cycle.
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.