Chrysler 300 2021–2022 — technical service bulletin
Bulletin Recall Notificat · NHTSA communication 10227729 · issued Oct 6, 2022
Technical service bulletin
communication type
Power Train
component
2021–2022
model years
6
vehicle entries
Official summary
Customer Satisfaction Notification Z74 Rear Axle
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.