RAM 2500 2021–2022 — technical service bulletin
Bulletin 0901723 · NHTSA communication 10243261 · issued Aug 18, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2022
model years
8
vehicle entries
Official summary
Diesel Particulate Filter (DPF) - X97 Warranty Extension Installation of Particulate Matter (PM) sensor.
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.