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Service bulletins for the 2002 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.

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

By type

By component

Only bulletins with component: Suspension are shown. Show all

Bulletins, newest first
sbw00152019-04-08. Service bulletin. SUSPENSION. Service Bulletin Vibration and Harsh Ride Troubleshooting
17TL252018-02-12. Service bulletin. SUSPENSION. 17TL25 TruckCam? Alignment System
SB-33-042014-01-23. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING. WESTERN STAR: IT HAS BEEN RECOMMENDED, BY CONMET, THAT THE BEARING SPACER BE REPLACED WITH NEW ONE WHEN HUB IS REMOVED. MODEL 4700, 4900, 6900.. NO YEARS LISTED. *PE

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