2023 Western Star 4900 technical service bulletins
35 technical service bulletins and manufacturer communications cover the 2023 Western Star 4900.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
- CX Advocate for ConMet Oil Pan Insert Additional Issues
- CX Advocate for NOx conversion low faults
- Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
- CX Advocate for eCascadia incorrect VIN (SF692)
- CX Advocate for overview of the remanufacturing process.
- Important Campaign Information letter for SF679 – Revised Bulletin.
- Revised Field Service Campaign for Virtual Technician Module
- Field Service Campaign for VIN Certification Labels
- CX Advocate for benefits of Autoelevate and hydrocarbon faults
- CX Advocate for AutoElevate Disablement Gen5 Engines
- CX Advocate for ConMet Oil Pan Insert Additional Failures
- CX Advocate for NOx conversion low faults
- CX Advocate communication for NOx conversion low faults
- CX Advocate communication for clutch bolts
- Service Solution for Thread Spring Pin Suspension Alignment & Installation
- Customer letter regarding variable speed water pump.
- Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
- Important Campaign Information letter for SF679 Bulletin Revision
- Revised Field Service Campaign for Virtual Technician Module
- Field Service Campaign for Virtual Technician Module
- Important Campaign Information Letter for SF680 Allison TCM Software Update / TT9108EN
- Western Star Multi-Color Paint Designs
VIN decoder
See the problems and recalls for an exact car
Buying a used 2023 Western Star 4900?
Check the exact car before you pay: accidents, salvage or flood titles, odometer readings and previous owners.
Check its history