FleetCom 1_X-Series HD Su
Other
Fleet Communications for X-Series HD Front Suspension Threaded
Vehicle report
2022 WESTERN STAR 47X
Service bulletins
156 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 08_26_Equalizer Beam
Other
CX Advocate for Twin Steer Equalizer Beam Bushing Wear
CXA 08_26_X-Series HD Sus
Other
CX Advocate for X-Series HD Front Suspension Threaded
TSB-54-375-FTL
Service Bulletin/Repair Instructions
Revised Technical Service Bulletin for Removing Odometer Pause Wiring Modifications
PB-47-900-WST
Service Bulletin/Repair Instructions
Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
TSB-26-007-WST
Service Bulletin/Repair Instructions
Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
CXA 05_26_Equalizer Beam
Other
CX Advocate for Twin Steer Equalizer Beam Bushing Wear
TS-0008-00
Other
Truck Equipment Manufacturer Solution for RSS with PTO Engagement
CXA 03_26_ABS LA Fault
Other
CX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
CXA 03_26_Crossmember
Other
CX Advocate for crossmember steel replacement (TSB-31-019-WST)
CXA 03_26_Surge Tank
Other
CX Advocate for discolored coolant surge tanks (24CSA-20)
TSB-54-104-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for ESC warning lamp and ECU replacement
TSB-26-006-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for DT12 Excessive Wear
CXA_01_26_Trans Support
Other
CX Advocate for Aftermarket Transmission Support
TSB-26-009-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Transmission shift stalk
FleetCom_ECU Faults
Other
Fleet Communications for Intermittent Connections and ECU Fault Codes
FleetCom_ECP Module
Other
Fleet Communications for ECP (Electronic Control Pneumatic) Module Water Ingress
FleetCom_Heater Core
Other
Fleet Communications for Heater Core Plugging
SS 781-WST
Other
Revised Service Solution for Western Star vehicles with excessive water intrusion into the air system
TSB54-101-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin Low Coolant Sensor
TSB31-019-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Replacing the One-Piece Aluminum Crossmember with a Steel Five-Piece Crossmember
CXA 11_25_ECP Modules
Other
CX Advocate for ECP (Electronic Control Pneumatic) Modules, possible water ingress
CXA 11_25_ECU Faults
Other
CX Advocate for Intermittent Connections and ECU Fault Codes
CXA 11_25_Tech Questions
Other
CX Advocate for Questions/Issues Raised
CXA 11_25_X-Series HD Sus
Other
CX Advocate for X-Series HD Front Suspension Threaded
FleetCom_Low Coolant
Other
Fleet Communications for Low Coolant Sensor
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_Air Dryer Purge
Other
CX Advocate for Experiencing Excessive Purging from Air Dryer
CXA_10_25_Conmet Oil Pan
Other
CX Advocate for ConMet Oil Pan Insert Additional Issues
CXA_10_25_J1939 Comm
Other
CX advocate for WST X-Series J1939 Communication Errors with Cummins Engines
CXA_10_25_Low Coolant
Other
CX Advocate for P4, WST X-Series, DD Engines Low/Critical Low Coolant Warnings
CXA_10_25_Odometer Pause
Other
CX Advocate for Removing Odometer Pause Wiring Modifications (TSB-54-375-FTL, TSB-54-100-WST)
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
MYCOM_09022025-1
Other
My Communications for UFI 0-Ring Announcement
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
TSB54-100-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Removing Odometer Pause Wiring Modifications
24CSA-19Rev
Other
Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
PB33-005-WST
Service Bulletin/Repair Instructions
Parts Bulletin for Tie Rod Assembly Part Breakdown
SS765-WST
Other
Service Solution for ECP Solenoid Valve Interim Replacement Parts
TSB26-008-WST
Service Bulletin/Repair Instructions
Service Solution for DT12 Oil Plug Ports
FAB342
Other
Features and Benefits for Detroit Connect Base Service Renewal
FAB343
Other
Features and Benefits for Detroit Connect UpfrontService Extension
SS784-WST
Other
Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
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
SS781-WST
Other
Service Solution for Western Star vehicles with excessive water intrusion into the air system
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
SS770-WST
Other
Service Solution for 47X/49X Dual Power Steering Gear Orifice Fittings
TSB01-002-DDC
Service Bulletin/Repair Instructions
Technical Service Bulletin for Gen 5 DD13 Turbocharger Oil Return Line Cracks
TSB26-006-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for DT12 Excessive Wear
TSB26-007-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for DT12 OVX Transmission Refresh
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_CARB Truck Chec
Other
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the Clean Truck Check.
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_NOx
Other
CX Advocate for NOx conversion low faults
CXA 1_16_Park Brake
Other
CX Advocate for unwanted park brake warning (TSB-54-098-WST)
CXA 1_16_Turbo Oil Drain
Other
CX Advocate for turbo oil drain cracking
SS777-WST
Other
Service Solution for 47X PTO Mode Delay for Split Shaft PTO
SS776-WST
Other
Service Solution for X-Series intermittent no-start and CPC not configured message
SS771-WST
Other
Service Solution for 47X/49X Front Suspension AluminumShackle Bars
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
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_CARB Truck Chec
Other
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the Clean Truck Check.
SS768-WST
Other
Service Solution for 47X, 49X, 57X Park brake check valve may be improperly plumbed causing brakes to drag
SS772-WST
Other
Service Solution for X-series Bodybuilder Marker Lights Turn Off While Truck Lights Remain On
TSB54-098-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for Disabling the ‘Park Brake Set / Door Open’ Warning
WI24-019
Warranty Program/Extension
Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
SS769-WST
Other
Service Solution for 49X & 47X with Cummins Engines and eViscous Engine Fan with Communication Issues
CXA_10_17_CARB Truck Chec
Other
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the Clean Truck Check.
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)
SS755-WST
Other
Service Solution for X Series Odometer Reading Incorrect With Split Shaft PTO's
SS767-WST
Other
Service Solution for 47X Twin Steer Suspension Equalizer Beam Bushing
SS1023366-Detroit
Other
Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
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_BCA CLDS TSB
Other
CX Advocate for Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality (TSB54-369-FTL, TSB54-095-WST)
CXA 8_24_CTP2 Shrtg_SF685
Other
CX Advocate for CTP2 Shortage Recovery – Cummins Only (SF685)
CXA 8_24_Conmet Oil Pan
Other
CX Advocate for ConMet Oil Pan Insert Additional Failures
CXA 8_24_Lytx Camera
Other
CX Advocate for Lytx camera mounting & wiring routing issues (SS 3152-FTL, SS 766-WST)
TSB54-095-WST
Service Bulletin/Repair Instructions
Revised Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality. Description of Revisions: This bulletin replaces the version dated 07/30/2024. Make has been updated in the described condition.
SF685-Bulletin
Service Campaign
Field Service Campaign for Common Telematics Platform Cummins Engine. Certain vehicles spec’d with a Common Telematics Platform (CTP2) were shipped without the CTP2 due to shortages from the supplier.
SF685-DLR LTR
Service Campaign
Field Service Campaign for Common Telematics Platform Cummins Engine. Certain vehicles spec’d with a Common Telematics Platform (CTP2) were shipped without the CTP2 due to shortages from the supplier.
SF685-OWN LTR
Service Campaign
Field Service Campaign for Common Telematics Platform Cummins Engine. Certain vehicles spec’d with a Common Telematics Platform (CTP2) were shipped without the CTP2 due to shortages from the supplier.
FICM Cleaning
Other
Cleaning Gen5 Engine Fuel Injectors
FICM Email
Other
Fuel Injector Cleaner Updated Procedure
FICM Priming
Other
Fuel Injection Cleaning Machine Priming Procedures
FICM Setup
Other
Draft Fuel Injection Cleaning Machine (FICM) Setup Instructions
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.
SS766-WST
Other
Service Solution for Cascadia Lytx SF500 intermittent video feed issues
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_NOx
Other
CX Advocate for NOx conversion low faults. Update to CXA 6_24_NOx submission.
CALWS54-007
Service Bulletin/Repair Instructions
Customer Advisory Letter for Battery Cable Depopulation Stud Inspection, with or without Jumpstart Post
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
CXA 06_24_Oil Lines
Other
CX Advocate communication for oil lines disconnecting
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.
TSB30-001-WST
Service Bulletin/Repair Instructions
Revised Technical Service Bulletin for Off-Road/Low Traction Throttle Parameter Update. Description of Revisions: This bulletin replaces the version dated 02/22/2024. The service bulletin number has been added in the title and the warranty statement is modified.
TSB35-023-WST
Service Bulletin/Repair Instructions
Technical Service Bulletin for New Final Drive Over Heat Diagnostic
SF672 POSTCARD LARGE
Service Campaign
Field Service Campaign Owner Reminder Postcard large population
SF672 POSTCARD SMALL
Service Campaign
Field Service Campaign Owner Reminder Postcard small population
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.
SF665 POSTCARD LARGE
Service Campaign
Field Service Campaign Owner Reminder Postcard large population
SF665 POSTCARD SMALL
Service Campaign
Field Service Campaign Owner Reminder Postcard small population
SS763-WST
Other
Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
SS3144-FTL
Service Bulletin/Repair Instructions
Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
ICI24-007
Service Bulletin/Repair Instructions
Important Campaign Information letter for SF669 Campaign Suspended
SF669
Service Bulletin/Repair Instructions
Field Service Campaign for Adaptive Cruise Control
SS759-WST
Service Bulletin/Repair Instructions
Service Solution for 47X & 49X Headlamp Marker Light Strobing or Flickering
ICI23-050
Service Bulletin/Repair Instructions
Important Campaign Information Letter for SF665 - Campaign Reactivated
SF665
Service Bulletin/Repair Instructions
Field Service Campaign for Common Telematics Platform
ICI23-046
Service Bulletin/Repair Instructions
Important Campaign Information Letter for SF675 - Revised Work Instructions. This letter is to inform you that Table 3, Step 22 (page 61) has been updated, along with the Notes throughout the sub-steps of Step 22.
SF675_V2
Service Bulletin/Repair Instructions
Revised Field Service Campaign for Western Star Snow Plow Light Harness
SF672_V4
Service Bulletin/Repair Instructions
Revised Field Service Campaign for Common Telematics Platform Software Update
ICI23-044
Service Bulletin/Repair Instructions
Important Campaign Information Letter for SF665 - Campaign Suspended
SF675
Service Bulletin/Repair Instructions
Field Service Campaign for Western Star Snow Plow Light Harness
SBW60-028
Service Bulletin/Repair Instructions
Service Bulletin for Relocating the Bluetooth Microphone
SS754-WST2023
Service Bulletin/Repair Instructions
Service Solution for 49X and 47X Web Mounted 5th Wheel Ramps
SBW54-083
Service Bulletin/Repair Instructions
Revised Service Bulletin for HVAC Software Updates. Description of Revisions: This bulletin replaces the version dated 06/21/2022. The model applicability list and the general information have been updated.
SF655
Service Bulletin/Repair Instructions
Field Service Campaign for Freightliner Cascadia and Western Star 47X/49X Fan Controller
SF672
Service Bulletin/Repair Instructions
Field Service Campaign for Common Telematics Platform Software Update
SF661_V2
Service Bulletin/Repair Instructions
Revised Freightliner and Western Star Field Service Campaign for Freightliner and Western Star Trucks with Cummins Engines, Cruise Control Indicator Light
SF661
Service Bulletin/Repair Instructions
Revised Field Service Campaign for Freightliner & Western Star Trucks with Cummins Engines - Cruise Control Indicator Light
SF654
Service Bulletin/Repair Instructions
Field Service Campaign for Western Star Front Radar Mounting Bracket
SBW54-089
Service Bulletin/Repair Instructions
Updated Western Star Service Bulletin for Tire Pressure Monitoring System (TPMS) Water Intrusion. This bulletin replaces the version dated 08/17/2022. Information about the protective boot has been updated.
MYCOM_11012022
Service Bulletin/Repair Instructions
My Communications for SF625 and SF657 Pre-Flashed USB Tools. The download files for SF625 and SF657 are no longer available in our download center. In order to perform these updates you will need to order the Pre-Flashed USB tools from the PDC. This will allow for a more efficient and timely service.
SS732-WST2022
Service Bulletin/Repair Instructions
Service Solution for Low Power Complaint. When additional floor heat insulation is ordered, the throttle pedal in some cases (when the throttle is fully depressed) may not reach 100% (full throttle). This can also occur if aftermarket floor mats are added to the vehicle.
SF659
Service Bulletin/Repair Instructions
Field Service Campaign for Western Star 47X and 49X Maintenance System Update. On certain vehicles, the maximum driving distance parameter that prompts notification to change the transmission oil is set incorrectly. The parameter is set to provide an indicator no later than 965,400 km (approx. 600,000 mi), when it should have been set to provide an indicator no later than 300,000 km (approx.186,000 mi).
SBW54-088
Service Bulletin/Repair Instructions
Western Star Service Bulletin for Non-Functioning Heated Headlamps. This service bulletin describes how to resolve non-functioning headlamps on 47X and 49X vehicles. Symptoms of this issue may only appear while operating in cold weather conditions. Snow, ice, and moisture may accumulate on headlight lenses.
SBW54-090
Service Bulletin/Repair Instructions
Western Star Service Bulletin for ABS mBSP ECU Software Update Fault Code 629-11. New Cascadia vehicles manufactured from September 12, 2018 through March 22, 2021 that are equipped with WABCO Anti-Lock Braking System (ABS) controllers log excessive 629-11 fault codes, which can lead to additional downstream fault codes. The ABS controller will receive a software update to eliminate erroneous fault codes and ensure proper function.
ICI22-044
Service Bulletin/Repair Instructions
Important Campaign Information Letter for SF657 â Revised Bulletin. Newest Revision: A screenshot of the DiagnosticLink screen showing in Fig.15 showing 'Activation OK' must be kept on file with the repair order. This letter is to inform you that tools are now required for the SF657 repair, and the work instructions have been updated.
SF657
Service Bulletin/Repair Instructions
Revised Freightliner and Western Star CTP Software Update REVISION: New tools are required. The USB stick with SF657 software already loaded, along with the USB stick to CTP adaptor harness that is On-the-Go (OTG) protocol compliant, now have part numbers that can be purchased through the parts distribution center (PDC).
SF646
Service Bulletin/Repair Instructions
Field Service Campaign for Western Star 47X and 49X Front Closing Crossmember
508971
Service Bulletin/Repair Instructions
Notice for certain vehicles: Due to the way in which this vehicle was configured, the vehicle does not display the Cruise Control telltale on the instrument cluster when the Cruise Control system is turned On. All other Cruise Control functionality works as intended, including the driverâs ability to disable Cruise Control by engaging the brakes.
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.