Freightliner Cascadia 2017–2020 — technical service bulletin
Bulletin SF625 · NHTSA communication 10222235 · issued Sep 19, 2022
Technical service bulletin
communication type
Electrical System
component
2017–2020
model years
4
vehicle entries
Official summary
Revised Freightliner Service Bulletin version 3 for Freightliner Cascadia 3G to 4G Common Telematics Platform (CTP) Update. Newest Revision: A screenshot of the DiagnosticLink image shown in Fig. 40, on page 31, with the message â  Activation OKâ  must be kept on file with the repair order. The work instructions have been revised to account for this requirement starting with step 12, on page 31. Previous Revision: A one-time purchase of new tools is required. A USB stick, with SF625 software already loaded, along with a USB stick-to CTP adaptor harness that is On-the-Go (OTG) protocol co
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.