Service bulletins for the 2019 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.
62 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
Only bulletins with component: Steering are shown. Show all
| 22KWB | 2022-06-02. Service bulletin. STEERING. Safety Recall – Interim Notification - The Dana D-Series front axle steer arm fasteners that attach the steer arm to the steering knuckle may fail, increasing the risk of a crash or injury. Repair information will be added when a repair procedure and parts are available. |
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| 15-027 | 2019-06-11. Service bulletin. STEERING:HYDRAULIC POWER ASSIST:POWER STEERING FLUID; EQUIPMENT ADAPTIVE/MOBILITY. Non Safety Campaign: ZF (supplier) steering gear boxes may have a sealing plug not seated corrected allowing power steering fluid loss. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.