RAM 1500 2019–2021 — technical service bulletin
Bulletin S2123000041 · NHTSA communication 10212451 · issued Jun 17, 2021
Technical service bulletin
communication type
Visibility
component
2019–2021
model years
9
vehicle entries
Official summary
Wind Or Whistle Noise From Sunroof And Or Rear Cab
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.