Freightliner 122SD 2014–2024 — technical service bulletin
Bulletin ICI24-031 · NHTSA communication 11007487 · issued Aug 15, 2024
Technical service bulletin
communication type
Engine
component
2014–2024
model years
52
vehicle entries
Official summary
Important Campaign Information letter for DDC D23M3 - Campaign Reactivated and Extended. Field Service Campaign D23M3 - GHG17 DETROITTM DD16® Vibration Damper Replacement has been extended for an additional 6 months.
Vehicles covered
- 2014 Freightliner 122SD
- 2015 Freightliner 122SD
- 2016 Freightliner 122SD
- 2017 Freightliner 122SD
- 2018 Freightliner 122SD
- 2019 Freightliner 122SD
- 2020 Freightliner 122SD
- 2021 Freightliner 122SD
- 2022 Freightliner 122SD
- 2023 Freightliner 122SD
- 2024 Freightliner 122SD
- 2014 Freightliner Cascadia
- 2015 Freightliner Cascadia
- 2016 Freightliner Cascadia
- 2017 Freightliner Cascadia
- 2018 Freightliner Cascadia
- 2019 Freightliner Cascadia
- 2020 Freightliner Cascadia
- 2021 Freightliner Cascadia
- 2022 Freightliner Cascadia
- 2023 Freightliner Cascadia
- 2024 Freightliner Cascadia
- 2014 Western Star 4900
- 2015 Western Star 4900
- 2016 Western Star 4900
- 2017 Western Star 4900
- 2018 Western Star 4900
- 2019 Western Star 4900
- 2020 Western Star 4900
- 2020 Western Star 49X
- 2021 Western Star 49X
- 2022 Western Star 49X
- 2023 Western Star 49X
- 2024 Western Star 49X
- 2014 Western Star 5700
- 2015 Western Star 5700
- 2016 Western Star 5700
- 2017 Western Star 5700
- 2018 Western Star 5700
- 2019 Western Star 5700
- 2020 Western Star 5700
- 2021 Western Star 57X
- 2022 Western Star 57X
- 2023 Western Star 57X
- 2024 Western Star 57X
- 2014 Western Star 6900
- 2015 Western Star 6900
- 2016 Western Star 6900
- 2017 Western Star 6900
- 2018 Western Star 6900
- 2019 Western Star 6900
- 2020 Western Star 6900
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.