Service bulletins for the 2017 Western Star 4700
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.
677 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Headlights are shown. Show all
| DOC-1033220 | 2019-02-19. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. DOC-1033220 WST 4700 Headlight Bezel Chrome Wrinkling |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.