Service bulletins for the 2025 Peterbilt 579
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.
95 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Body and frame are shown. Show all
| 14-036 | 2026-04-07. Other. STRUCTURE:BODY. One-Piece Aluminum Crossmember Repair - Repair procedures are available to support the replacement of intermediate or midship one-piece aluminum crossmembers. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.