2021 Western Star 57X technical service bulletins
49 technical service bulletins and manufacturer communications cover the 2021 Western Star 57X.
Bulletins tell dealers how to fix known problems. A warranty extension means the manufacturer pays for that repair for longer.
- CX Advocate for Aftermarket Transmission Support
- Technical Service Bulletin for Fixing Unintended Wiper Sweep
- CX Advocate for ConMet Oil Pan Insert Additional Issues
- CX Advocate for NOx conversion low faults
- CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
- CX Advocate for M2 Plus, 47X, 49X Fault Code 232/524000/19- ECU CPC data error
- CX Advocate for turbo oil drain cracking
- Revised Service Solution for X-Series Western Star Fault Code 232/524000/19- ECU CPC data error
- My Communications for Variable Speed Coolant Pump for DD13 Engines
- Technical Service Bulletin for SAS01T to SAS03T Replacement Information
- CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
- CX Advocate for GATS2.4 being expanding to DD15
- Service Solution for X-Series intermittent no-start and CPC not configured message
- Service Solution for Power Steering Reservoir Fill Cap Venting
- Important Campaign Information letter for SF698 – Third Revised Bulletin
- Revised Field Service Campaign for Western Star Heated Headlight Parameters
- FAB 339 for Western Star 57X RP1226
- Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
- CX Advocate for WST x-series unintended wiper sweep (TSB82-003-WST)
- CX Advocate for HDEP High Pressure Fuel Line Seal Failures
- Important Campaign Information letter for DDC D23M3
- 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
- Important Campaign Information Letter for SF698 – Second Revised Bulletin
- Revised Field Service Campaign for Western Star Heated Headlight Parameters
- My Communications for New Espar HS3 Heater and Extreme Insulation
- CX Advocate for NOx conversion low faults
- CX Advocate communication for NOx conversion low faults
- CX Advocate communication for clutch bolts
- Revised Field Service Campaign for Western Star Heated Headlight Parameters
- Revised Important Campaign Information letter for SF698
- Field Service Campaign for Western Star Heated Headlight Parameters
- Customer letter regarding variable speed water pump.
- Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
- Field Service Campaign for Common Telematics Platform Software Update
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