RAM 1500 2021–2022 — technical service bulletin
Bulletin S2208000082 · NHTSA communication 10212343 · issued Mar 29, 2022
Technical service bulletin
communication type
Power Train
component
2021–2022
model years
2
vehicle entries
Official summary
Service 4WD Message Is Displayed In The Instrument Cluster
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.