Service bulletins for the 2011 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.
552 on file from NHTSA, as of 2026-10-19.
By type
By component
By topic
| RC-FL-609A | 2012-02-27. Service bulletin. ELECTRICAL SYSTEM:STARTER ASSEMBLY. DAIMLER TRUCKS: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN TRUCKS, A DEFECT REGARDING THE RUBBER ISOLATOR, WITH A BOLT ATTACHMENT, THE SUPPORT BRACKET MAY LOOSEN AND BACK OUT, CAUSING SHORT CIRCUIT BETWEEN CHASSIS AND UN FUSED STARTED CABLE. *PE |
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| FL-581-AB | 2011-08-08. Service bulletin. STEERING:LINKAGES:ARM:IDLER AND ATTACHMENT. DAIMLER TRUCK SERVICE CAMPAIGN: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. A STEERING COMPONENT MAY CRACK AND POSSIBLY BREAK UNDER SEVERE STEERING CONDITIONS. THIS MAY RESULT IN LESS STEERING CONTROL. *RM |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.