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: Lighting are shown. Show all
| DOC-1033220 | 2019-02-19. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. DOC-1033220 WST 4700 Headlight Bezel Chrome Wrinkling |
|---|---|
| FL756 | 2018-12-10. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. FL756 Brake Light Pressure Switches |
| FL756 | 2018-10-01. Service bulletin. EXTERIOR LIGHTING; EXTERIOR LIGHTING:BRAKE LIGHTS:SWITCH. FL756 Brake Light Pressure Switches |
| FL756 | 2018-06-18. Service bulletin. EXTERIOR LIGHTING:BRAKE LIGHTS. FL756 Brake Light Pressure Switches |
| sbw5401 | 2018-06-11. Service bulletin. EXTERIOR LIGHTING. sbw5401 Turn Signal and Brake Override Circuit |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.