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Other CXA_10_25_J1939 Comm

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.

The communication, as NHTSA indexes it (as of 2026-10-19)
TypeOther
NHTSA id11024961
Published by NHTSA2025-11-05
Manufacturer's numberCXA_10_25_J1939 Comm
Manufacturer's date2025-10-16
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

CX advocate for WST X-Series J1939 Communication Errors with Cummins Engines

The document

The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.

Components

Electrical system

Vehicles listed
WESTERN STAR 47X2022 to 2026
WESTERN STAR 49X2021 to 2026
WESTERN STAR 57X2024 to 2026

Listing a model year does not mean every vehicle of it is concerned: the document says which.