RAM Promaster 2020 — technical service bulletin
Bulletin W60 · NHTSA communication 10221855 · issued Aug 18, 2020
Technical service bulletin
communication type
Power Train
component
2020
model years
1
vehicle entries
Official summary
Customer Satisfaction Notification W60 Rear Axle Hub Nut
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.