Service bulletins for the 2023 Western Star 4700
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.
24 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with type: Service bulletin are shown. Show all
| SS3144-FTL | 2024-05-07. Service bulletin. ENGINE AND ENGINE COOLING. Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller |
|---|---|
| SF679 | 2024-03-06. Service bulletin. EQUIPMENT. Revised Field Service Campaign for Virtual Technician Module. REVISION: The parts table has been updated. |
| ICI24-004 | 2024-03-06. Service bulletin. EQUIPMENT. Important Campaign Information letter for SF679 Bulletin Revision. REVISION: The parts table has been updated. |
| SF679 | 2024-02-06. Service bulletin. EQUIPMENT. Field Service Campaign for Virtual Technician Module |
| ICI23-043 | 2023-12-06. Service bulletin. POWER TRAIN. Important Campaign Information Letter for SF680 Allison TCM Software Update / TT9108EN |
| SF668 | 2023-06-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. Field Service Campaign for ICU4Me Cluster Assembly Liquid Crystal Display. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.