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Service bulletins for the 2026 Mack Anthem

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.

91 on file from NHTSA, as of 2026-10-19.

About U101A on the 2026 Mack Anthem: what the code means, and the bulletins and recalls about the same components.

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Only bulletins with trouble code: U101A are shown. Show all

Bulletins, newest first
CBR 2583-1 2026052026-06-02. Service bulletin. ELECTRICAL SYSTEM. Tire Pressure Monitoring System U101A / U101B Fault Solution

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.