Service bulletins for the 2023 Kenworth T880
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.
62 on file from NHTSA, as of 2026-10-19.
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By component
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Only bulletins with component: Body and frame are shown. Show all
| 14-033 | 2023-11-10. Service bulletin. STRUCTURE. 14-033: T680/T880/W990 Crossmember Fastener Torque Certain chassis may have under-torqued crossmember fasteners. Frame crossmember gusset fasteners must be re-torqued to prevent damage from frame vibration and movement. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.