Freightliner Cascadia 2013–2020 — technical service bulletin
Bulletin 19TL-18 · NHTSA communication 10166516 · issued Oct 25, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2013–2020
model years
16
vehicle entries
Official summary
Tool Letter for updating Cascadia and Western Star 5700 oil-to-air coolers. To be used with service bulletins SB26-051 and SB26004 respectively.
Vehicles covered
- 2013 Freightliner Cascadia
- 2014 Freightliner Cascadia
- 2015 Freightliner Cascadia
- 2016 Freightliner Cascadia
- 2017 Freightliner Cascadia
- 2018 Freightliner Cascadia
- 2019 Freightliner Cascadia
- 2020 Freightliner Cascadia
- 2013 Western Star 5700
- 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
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.