CXA 03_26_Surge Tank
Other
CX Advocate for discolored coolant surge tanks (24CSA-20)
Vehicle report
2023 WESTERN STAR 57X
Service bulletins
86 bulletinsTechnical service bulletins are instructions a manufacturer sent its dealers about a known fault. They are not recalls and the work is usually not free, but they are the clearest signal of a problem the manufacturer already knows about.
CXA_01_26_Trans Support
Other
CX Advocate for Aftermarket Transmission Support
FleetCom_TCM Clutch
Other
Fleet Communications for TCM Fault 520970/7 – Clutch Unable to Open Fully
CXA 11_25_AMTcc DTC
Other
CX Advocate for New AMTcc - DTC 520970/7: Clutch Unable to Open Sufficiently
FleetCom_Clutch
Other
Fleet Communications for New AMTcc - DTC 520970/7: Clutch Unable to Open Sufficiently
TSB82-003-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Fixing Unintended Wiper Sweep
TSB-32-020-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for TufTrac M12 Bolts
CXA 10_25_Discolored Cool
Other
CX Advocate for Plastic Opaque Surge Tank Staining
CXA_10_25_Conmet Oil Pan
Other
CX Advocate for ConMet Oil Pan Insert Additional Issues
CXA_10_25_Tech Questions
Other
CX Advocate for technical questions/issues raised
CXA_9_25_Tech Questions
Other
CX Advocate for technical questions/issues raised
WI25-014
Other
Warranty Information letter for Power Steering Tank Venting Diagnostic Procedures Revision
MYCOM_09092025-1
Other
My communications for DTNA Announces Extended Coverage Policy Updates
TSB-26-001-DDC
Other
Technical Service Bulletin for DT12 Range Detent Diagnostic
CXA_8_25_Tech Questions
Other
CX Advocate for technical questions/issues raised
24CSA-19Rev
Other
Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
TSB83-032-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for HVAC Stops Cooling
PB33-005-WST
Service Bulletin/Repair Instructions
Parts Bulletin for Tie Rod Assembly Part Breakdown
SS783-WST
Other
Service Solution for Progressive Low Voltage Disconnect Parameter Update
FAB342
Other
Features and Benefits for Detroit Connect Base Service Renewal
FAB343
Other
Features and Benefits for Detroit Connect UpfrontService Extension
CXA 4_25_DPF Outlet Temp
Other
CX Advocate for DPF Outlet Temp High Gen5 DD15 ENGINES
SS784-WST
Other
Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
CXA 3_25_DPF Outlet Temp
Other
CX Advocate for DPF Outlet Temp High Gen5 DD15 ENGINES
CXA 3_25_ICC5 Nuisance
Other
CX Advocate for ICC5 nuisance fault code (TSB54-096-WST, TSB54-372-FTL)
CXA 3_25_NOx
Other
CX Advocate for NOx conversion low faults
CXA 3_25_SAS01T to SAS03T
Other
CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
SS782-WST
Other
Service Solution for ICC5 B-Panel Gauges Intermittently Not Being Displayed
CXA 2_25_DA Fault Code
Other
CX Advocate for M2 Plus, 47X, 49X Fault Code 232/524000/19- ECU CPC data error
CXA 2_25_NOx
Other
CX Advocate for NOx conversion low faults
CXA 2_25_Turbo Oil Drain
Other
CX Advocate for turbo oil drain cracking
SS780-WST
Other
Service Solution for Tire Pressure Monitoring System (TPMS) Water Intrusion Through Perimeter Seal
SS762-WST
Other
Revised Service Solution for X-Series Western Star Fault Code 232/524000/19- ECU CPC data error
MYCOM_02102025-1
Other
My Communications for Variable Speed Coolant Pump for DD13 Engines - Cascadia/57X Only
TSB01-001-DDC
Service Bulletin/Repair Instructions
Technical Service Bulletin for GHG17 and Newer DD Platform Heavy Duty Oil Pan Drain Plug Inserts
TSB01-002-DDC
Service Bulletin/Repair Instructions
Technical Service Bulletin for Gen 5 DD13 Turbocharger Oil Return Line Cracks
TSB54-096-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Connect 5 Instrument Cluster (ICC5) Nuisance Fault Code
TSB54-097-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for SAS01T to SAS03T Replacement Information
TSB91-004-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Repairing Seat Occupancy Sensor for ISRI, SEARS and National Truck Seats
CXA 1_16_DD13 Altitude
Other
CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
CXA 1_16_GATS2.4
Other
CX Advocate for GATS2.4 being expanding to DD15
CXA 1_16_NOx
Other
CX Advocate for NOx conversion low faults
CXA 1_16_Turbo Oil Drain
Other
CX Advocate for turbo oil drain cracking
SS776-WST
Other
Service Solution for X-Series intermittent no-start and CPC not configured message
SS778-WST
Other
Service Solution for Power Steering Reservoir Fill Cap Venting
ICI24-049
Other
Important Campaign Information letter for SF698 – Third Revised Bulletin
SF698-Bulletin
Service Campaign
Revised Field Service Campaign for Western Star Heated Headlight Parameters
SF698-DLR LTR
Service Campaign
Revised Field Service Campaign for Western Star Heated Headlight Parameters
FAB339
Other
FAB 339 for Western Star 57X RP1226 - Progressive Low Voltage Disconnect (PLVD)
D24R2-Bulletin
Emissions
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
D24R2-DLR LTR
Emissions
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
D24R2-OWN LTR
Emissions
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
CXA 11_21_Discolored Cool
Other
CX Advocate for discolored coolant surge tank
WI24-019
Warranty Program/Extension
Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
CXA 10_17_Reman Process
Other
CX Advocate for overview of the remanufacturing process.
CXA_10_17_CSA letters
Other
CX Advocate for the following CSA: (24CSA-17,24CSA-19,24CSA-20) Gen 5 DD13 Turbocharger Oil Return Line Cracks, Heavy-Duty Engine Product (HDEP) Oil Separator Leaks, Discolored Coolant Surge Tank on Heavy Duty Engine Product (HDEP)
CXA_10_17_Wiper Sweep
Other
CX Advocate for WST x-series unintended wiper sweep (TSB82-003-WST)
24CSA-19
Other
Customer Service Annoucement for Heavy-Duty Engine Product (HDEP) Oil Separator Leaks
24CSA-20
Service Bulletin/Repair Instructions
Customer Service Annoucement for Discolored Coolant Surge Tank on Heavy Duty Engine Product (HDEP)
SS1023366-Detroit
Other
Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
24CSA-17
Service Bulletin/Repair Instructions
Detroit Customer Service Annoucement for Gen 5 DD13 Turbocharger Oil Return Line Cracks
CXA 9_24_HDEP HPFL Seal
Other
CX Advocate for HDEP High Pressure Fuel Line Seal Failures
CXA 8_24_AutoElevate Disa
Other
CX Advocate for AutoElevate Disablement Gen5 Engines
CXA 8_24_AutoElevate and
Other
CX Advocate for benefits of Autoelevate and hydrocarbon faults
CXA 8_24_Conmet Oil Pan
Other
CX Advocate for ConMet Oil Pan Insert Additional Failures
ICI24-031
Other
Important Campaign Information letter for DDC D23M3 - Campaign Reactivated and Extended. Field Service Campaign D23M3 - GHG17 DETROITTM DD16® Vibration Damper Replacement has been extended for an additional 6 months.
ICI24-030
Other
Important Campaign Information Letter for SF698 – Second Revised Bulletin
SF698REV2-Bulletin
Service Campaign
Revised Field Service Campaign for Western Star Heated Headlight Parameters. SECOND REVISION: The parameter set was updated to address a potential conflict that affected engine speed control functionality.
SF698REV2-DLR LTR
Service Campaign
Revised Field Service Campaign for Western Star Heated Headlight Parameters. SECOND REVISION: The parameter set was updated to address a potential conflict that affected engine speed control functionality.
MYCOM_07192024-2
Other
My Communications for New Espar HS3 Heater and Extreme Insulation
CXA 7_24_AutoElevate Disa
Other
CX Advocate for AutoElevate Disablement Gen5 Engines
CXA 7_24_Conmet Oil Pan
Other
CX Advocate for ConMet Oil Pan Insert Additional Failures
CXA 7_24_DPF Outlet Temp
Other
CX Advocate for DPF Outlet Temp High Gen5 DD15 ENGINES
CXA 7_24_NOx
Other
CX Advocate for NOx conversion low faults. Update to CXA 6_24_NOx submission.
CXA 7_24_Reman Process
Other
CX Advocate for overview of the remanufacturing process.
CXA 7_24_Reman Process V2
Other
CX Advocate for overview of the remanufacturing process.
CXA 06_24_Clutch Bolts
Other
CX Advocate communication for clutch bolts
CXA 06_24_NOx
Other
CX Advocate communication for NOx conversion low faults
SF698-REV-Bulletin
Service Campaign
Revised Field Service Campaign for Western Star Heated Headlight Parameters. REVISION: Clarifying statements and a figure were added to the work instructions between steps 8 and 9 regarding “grayed out” XMC parameters.
SF698-REV-DLR LTR
Service Campaign
Revised Field Service Campaign for Western Star Heated Headlight Parameters. REVISION: Clarifying statements and a figure were added to the work instructions between steps 8 and 9 regarding “grayed out” XMC parameters.
ICI24-024
Service Campaign
Revised Important Campaign Information letter for SF698 - Revised Bulletin. REVISION: Clarifying statements and a figure were added to the work instructions between steps 8 and 9 regarding “grayed out” XMC parameters.
SF698-OWN LTR
Service Campaign
Field Service Campaign for Western Star Heated Headlight Parameters
VSWP Customer Letter
Other
Customer letter regarding variable speed water pump.
SS3144-FTL
Service Bulletin/Repair Instructions
Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
SF664
Service Bulletin/Repair Instructions
Field Service Campaign for Auxiliary Heater
SF672
Service Bulletin/Repair Instructions
Field Service Campaign for Common Telematics Platform Software Update
Reading this report
Complaint counts are reports filed with NHTSA, not failure rates. A common model collects more of them than a rare one that breaks more often.