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Service bulletin TSB54-095-WST

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)
TypeService bulletin
NHTSA id11005728
Published by NHTSA2024-08-06
Manufacturer's numberTSB54-095-WST
Manufacturer's date2024-07-31
NHTSA componentELECTRICAL SYSTEM

NHTSA's summary

Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality

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 47X2021 to 2025
WESTERN STAR 49X2021 to 2025
WESTERN STAR 57X2024 to 2025

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