Freightliner Cascadia 2017–2021 — technical service bulletin
Bulletin CALFTL54-010REV3 · NHTSA communication 10189342 · issued Mar 17, 2021
Technical service bulletin
communication type
Service Brakes, Air
component
2017–2021
model years
6
vehicle entries
Official summary
Revised Customer Advisory Letter for ABS Warning Light Illumination with ABS code SA 11, SPN 629, FMI 11. REVISED: This CAL revises the CAL issued August 10th, 2020. Western Star 49X vehicles have been added to the CAL scope and instructions for downloading and installing software to address the ABS warning light illumination with ABS code SA 11, SPN 629, FMI 11 have replaced the corrective action of the previous CAL.
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.