RAM 3500 2021–2022 — technical service bulletin
Bulletin Y43 · NHTSA communication 10242777 · issued Jul 18, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2022
model years
6
vehicle entries
Official summary
Emissions Recall Y43 Particulate Matter Sensor
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.