Service bulletins for the 2016 Kenworth T680
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.
65 on file from NHTSA, as of 2026-10-19.
About U1548 on the 2016 Kenworth T680: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: U1548 are shown. Show all
| 26-029 | 2017-12-08. Service bulletin. ELECTRICAL SYSTEM. Fix-As-Fail - A U1548 fault code is present in the DAVIE log file, with no fault lamp illuminated or other obvious symptoms. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.