Service bulletins for the 2014 Western Star 6900
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.
341 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Turbocharger or supercharger are shown. Show all
| 18SP734 | 2018-12-10. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. 18SP734 18SP734?GHG14 DD15AT Turbocharger |
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| 18SP734 | 2018-10-29. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. 18SP734 18SP734?GHG14 DD15AT Turbocharger |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.