Service bulletins for the 2011 Peterbilt 386
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.
26 on file from NHTSA, as of 2026-10-19.
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Only bulletins with component: Software are shown. Show all
| 03-071 | 2020-01-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Information Only - Vehicles built with NAMUX software from 2013 to present may experience accuracy issues with the tachometer. The issue can be temporarily resolved using any one of the included procedures. |
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| 13-049 | 2019-03-18. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Information: Bendix ACOM Software version 6.16.5.0 for diagnostics may introduce an unrecoverable error. Notice to dealers to replace this version with older software version until Bendix introduces new version. |
| RN-11112 | 2012-02-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. PETERBILT TRUCK: SEE DOCUMENT SEARCH BUTTON FOR OWNER LETTER. ON CERTAIN TRUCKS, WITH SMARTNAV SYSTEM INSTALLED, A NEW SOFTWARE IMPROVEMENTS HAS BEEN PROVIDED. *PE |
| SB-E-043 | 2012-01-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. PETERBILT TRUCK: SOFTWARE UPDATE FOR ENGINE CONTROL UNIT (ECU) AND AFTERTREATMENT CONTROL UNIT IS AVAILABLE FOR CERTAIN VEHICLES THAT ARE ELIGIBLE. *PE |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.