Service bulletins for the 2006 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.
22 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Automatic transmission are shown. Show all
| TT7484EN | 2019-04-01. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN:AUTOMATIC TRANSMISSION. Tech Tip concerning Pushbutton Shift Selector on Kenworth and Peterbilt Trucks will skip the oil level check and proceed to Prognostics |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.