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Service bulletins for the 2021 Freightliner Cascadia

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

509 on file from NHTSA, as of 2026-10-19.

By type

By component

Only bulletins with component: Trailer hitch are shown. Show all

Bulletins, newest first
SS3123-FTL20232023-10-05. Service bulletin. TRAILER HITCHES. Service Solution for P4 New Cascadia Web Mounted 5th Wheel Ramps

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.