Freightliner 114SD 2017–2021 — technical service bulletin
Bulletin CALFTL13-002 · NHTSA communication 11005448 · issued Jul 17, 2024
Technical service bulletin
communication type
Engine
component
2017–2021
model years
15
vehicle entries
Official summary
Customer Advisory Letter for Proactive Air Compressor, Resonator, and Suction Line Replacement
Vehicles covered
- 2017 Freightliner 114SD
- 2018 Freightliner 114SD
- 2019 Freightliner 114SD
- 2020 Freightliner 114SD
- 2021 Freightliner 114SD
- 2017 Freightliner Business Class M2
- 2018 Freightliner Business Class M2
- 2019 Freightliner Business Class M2
- 2020 Freightliner Business Class M2
- 2021 Freightliner Business Class M2
- 2017 Freightliner Cascadia
- 2018 Freightliner Cascadia
- 2019 Freightliner Cascadia
- 2020 Freightliner Cascadia
- 2021 Freightliner Cascadia
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.