RAM 1500 2025 — technical service bulletin
Bulletin 08-123-25 · NHTSA communication 11017367 · issued Apr 25, 2025
Technical service bulletin
communication type
Seats
component
2025
model years
1
vehicle entries
Official summary
"Lumbar Seat Inoperable Customers may experience the following: ● All lumbar seat controls inoperable. This bulletin involves updating the radio software level from 31.42 to U35.26."
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.