Service bulletins for the 2012 Western Star 4900
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.
628 on file from NHTSA, as of 2026-10-19.
By type
By component
By topic
Only bulletins with component: Tires are shown. Show all
| sbw4002 40-02 | 2018-01-05. Service bulletin. TIRES. - Auto Hauler Tire Failure Due to Improper Operation and Maintenance |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.