2022 Western Star 47X TSBs
173 Technical Service Bulletins across 15 categories
Categories
Pre-Delivery & Maintenance
35 bulletinsRevised Technical Service Bulletin for DT12 Range Detent Diagnostic
Technical Service Bulletin for DT12 Range Detent Diagnostic
Technical Service Bulletin for TufTrac M12 Bolts
Technical Service Bulletin for DT12 Excessive Wear
Technical Service Bulletin for Replacing the One-Piece Aluminum Crossmember with a Steel Five-Piece Crossmember
Technical Service Bulletin for Fixing Unintended Wiper Sweep
Service Solution for DT12 Oil Plug Ports
Features and Benefits for Detroit Connect UpfrontService Extension
Features and Benefits for Detroit Connect Base Service Renewal
Technical Service Bulletin for SAS01T to SAS03T Replacement Information
Technical Service Bulletin for DT12 Excessive Wear
Service Solution for 47X PTO Mode Delay for Split Shaft PTO
Service Solution for X-Series intermittent no-start and CPC not configured message
Important Campaign Information letter for SF698 Third Revised Bulletin
Service Solution for X Series Odometer Reading Incorrect With Split Shaft PTO's
Technical Service Bulletin for Fixing Unintended Wiper Sweep
Service Solution for Cascadia Lytx SF500 intermittent video feed issues
Important Campaign Information Letter for SF698 Second Revised Bulletin
Revised Important Campaign Information letter for SF698 - Revised Bulletin.
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REVISION: Clarifying statements and a figure were added to the work instructions between steps 8 and 9 regarding grayed out XMC parameters.
Field Service Campaign Owner Reminder Postcard large population
Field Service Campaign Owner Reminder Postcard small population
Field Service Campaign Owner Reminder Postcard large population
Field Service Campaign Owner Reminder Postcard small population
Technical Service Bulletin for New Final Drive Over Heat Diagnostic
Important Campaign Information letter for SF669 Campaign Suspended
Service Solution for X Series Odometer Reading Incorrect With Split Shaft PTOs
Field Service Campaign for Adaptive Cruise Control
Field Service Campaign for Common Telematics Platform
Important Campaign Information Letter for SF665 - Campaign Reactivated
Important Campaign Information Letter for SF665 - Campaign Suspended
Field Service Campaign for Common Telematics Platform
Field Service Campaign for Freightliner Cascadia and Western Star 47X/49X Fan Controller
Field Service Campaign for Western Star Front Radar Mounting Bracket
Service Solution for Low Power Complaint.
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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.
Field Service Campaign for Western Star 47X and 49X Front Closing Crossmember
Engine
27 bulletinsCX Advocate for P4, WST X-Series, DD Engines Low/Critical Low Coolant Warnings
CX advocate for WST X-Series J1939 Communication Errors with Cummins Engines
Revised Customer Service Annoucement for No Trouble Found Heavy Duty Engine Product (HDEP) Oil Separator Leaks
Service Solution for ECP Solenoid Valve Interim Replacement Parts
CX Advocate for turbo oil drain cracking
Technical Service Bulletin for Gen 5 DD13 Turbocharger Oil Return Line Cracks
CX Advocate for turbo oil drain cracking
CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
Service Solution for 47X, 49X, 57X Park brake check valve may be improperly plumbed causing brakes to drag
Service Solution for 49X & 47X with Cummins Engines and eViscous Engine Fan with Communication Issues
Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
Customer Service Annoucement for Discolored Coolant Surge Tank on Heavy Duty Engine Product (HDEP)
Customer Service Annoucement for Heavy-Duty Engine Product (HDEP) Oil Separator Leaks
Service Solution for Detroit Successful Regen Reference for GHG17 DD Engines
Cleaning Gen5 Engine Fuel Injectors
CX Advocate for AutoElevate Disablement Gen5 Engines
Field Service Campaign for Common Telematics Platform Cummins Engine.
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Certain vehicles specd with a Common Telematics Platform (CTP2) were shipped without the CTP2 due to shortages from the supplier.
Field Service Campaign for Common Telematics Platform Cummins Engine.
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Certain vehicles specd with a Common Telematics Platform (CTP2) were shipped without the CTP2 due to shortages from the supplier.
Field Service Campaign for Common Telematics Platform Cummins Engine.
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Certain vehicles specd with a Common Telematics Platform (CTP2) were shipped without the CTP2 due to shortages from the supplier.
CX Advocate for AutoElevate Disablement Gen5 Engines
Revised Field Service Campaign for Western Star Heated Headlight Parameters.
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SECOND REVISION: The parameter set was updated to address a potential conflict that affected engine speed control functionality.
Revised Field Service Campaign for Western Star Heated Headlight Parameters.
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SECOND REVISION: The parameter set was updated to address a potential conflict that affected engine speed control functionality.
Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
Revised Freightliner and Western Star Field Service Campaign for Freightliner and Western Star Trucks with Cummins...
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Engines, Cruise Control Indicator Light
Revised Field Service Campaign for Freightliner & Western Star Trucks with Cummins Engines - Cruise Control Indicator...
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Light
Field Service Campaign for Freightliner and Western Star Trucks w Cummins Engines - Cruise Control Indicator Light
Other
25 bulletinsTruck Equipment Manufacturer Solution for RSS with PTO Engagement
CX Advocate for discolored coolant surge tanks (24CSA-20)
CX Advocate for crossmember steel replacement (TSB-31-019-WST)
CX Advocate for Questions/Issues Raised
CX Advocate for Experiencing Excessive Purging from Air Dryer
CX Advocate for technical questions/issues raised
CX Advocate for ConMet Oil Pan Insert Additional Issues
CX Advocate for technical questions/issues raised
My Communications for UFI 0-Ring Announcement
CX Advocate for technical questions/issues raised
CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
CX Advocate for NOx conversion low faults
CX Advocate for NOx conversion low faults
CX Advocate for NOx conversion low faults
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the...
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Clean Truck Check.
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the...
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Clean Truck Check.
CX Advocate for CARB tightening the Readiness Criteria applied to On-Board Diagnostic (OBD) test submissions for the...
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Clean Truck Check.
CX Advocate for WST x-series unintended wiper sweep (TSB82-003-WST)
CX Advocate for CTP2 Shortage Recovery Cummins Only (SF685)
CX Advocate for ConMet Oil Pan Insert Additional Failures
CX Advocate for benefits of Autoelevate and hydrocarbon faults
CX Advocate for ConMet Oil Pan Insert Additional Failures
CX Advocate communication for oil lines disconnecting
CX Advocate communication for NOx conversion low faults
Customer letter regarding variable speed water pump.
Electrical
21 bulletinsRevised Technical Service Bulletin for Removing Odometer Pause Wiring Modifications
Technical Service Bulletin for ESC warning lamp and ECU replacement
Fleet Communications for Intermittent Connections and ECU Fault Codes
Fleet Communications for ECP (Electronic Control Pneumatic) Module Water Ingress
Technical Service Bulletin Low Coolant Sensor
Fleet Communications for Low Coolant Sensor
CX Advocate for Intermittent Connections and ECU Fault Codes
CX Advocate for ECP (Electronic Control Pneumatic) Modules, possible water ingress
CX Advocate for Removing Odometer Pause Wiring Modifications (TSB-54-375-FTL, TSB-54-100-WST)
Technical Service Bulletin for Removing Odometer Pause Wiring Modifications
CX Advocate for M2 Plus, 47X, 49X Fault Code 232/524000/19- ECU CPC data error
Revised Service Solution for X-Series Western Star Fault Code 232/524000/19- ECU CPC data error
Technical Service Bulletin for Repairing Seat Occupancy Sensor for ISRI, SEARS and National Truck Seats
CX Advocate for Lytx camera mounting & wiring routing issues (SS 3152-FTL, SS 766-WST)
CX Advocate for Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather...
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Functionality (TSB54-369-FTL, TSB54-095-WST)
Revised Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality.
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Description of Revisions: This bulletin replaces the version dated 07/30/2024. Make has been updated in the described condition.
Technical Service Bulletin for New Battery Cable Access (BCA) Parts for Improved Cold Weather Functionality
Customer Advisory Letter for Battery Cable Depopulation Stud Inspection, with or without Jumpstart Post
Revised Field Service Campaign for Western Star Snow Plow Light Harness
Field Service Campaign for Western Star Snow Plow Light Harness
Revised Freightliner and Western Star CTP Software Update REVISION: New tools are required.
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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).
Software & Calibration
9 bulletinsMy communications for DTNA Announces Extended Coverage Policy Updates
CX Advocate for NOx conversion low faults.
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Update to CXA 6_24_NOx submission.
"Revised Technical Service Bulletin for Off-Road/Low Traction Throttle Parameter Update.
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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."
Technical Service Bulletin for Off-Road/Low Traction Throttle Parameter Update
Revised Field Service Campaign for Common Telematics Platform Software Update
Important Campaign Information Letter for SF675 - Revised Work Instructions.
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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.
Field Service Campaign for Common Telematics Platform Software Update
My Communications for SF625 and SF657 Pre-Flashed USB Tools.
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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.
Field Service Campaign for Freightliner and Western Star CTP Software Update
Lighting
9 bulletinsRevised Field Service Campaign for Western Star Heated Headlight Parameters
Revised Field Service Campaign for Western Star Heated Headlight Parameters
Revised Field Service Campaign for Western Star Heated Headlight Parameters.
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REVISION: Clarifying statements and a figure were added to the work instructions between steps 8 and 9 regarding grayed out XMC parameters.
Revised Field Service Campaign for Western Star Heated Headlight Parameters.
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REVISION: Clarifying statements and a figure were added to the work instructions between steps 8 and 9 regarding grayed out XMC parameters.
Field Service Campaign for Western Star Heated Headlight Parameters
Field Service Campaign for Western Star Heated Headlight Parameters
Field Service Campaign for Western Star Heated Headlight Parameters
Service Solution for 47X & 49X Headlamp Marker Light Strobing or Flickering
Western Star Service Bulletin for Non-Functioning Heated Headlamps.
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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.
Transmission
8 bulletinsDetroit Transmissions Manual Update for Symptom Diagnostics DT12 C/D Box Range Shift to Neutral with Reversing Events...
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(Aborts)
Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
Technical Service Bulletin for Transmission shift stalk
CX Advocate for Aftermarket Transmission Support
Service Solution for 47X/49X Dual Power Steering Gear Orifice Fittings
Technical Service Bulletin for DT12 OVX Transmission Refresh
CX Advocate communication for clutch bolts
Field Service Campaign for Western Star 47X and 49X Maintenance System Update.
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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).
Fuel System
8 bulletinsParts Bulletin for Fluorosilicone Fuel Tank Cap Seals
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
Warranty Information letter for Detroit Line or Line Seal, High Pressure Fuel Injector Standard Repair Time Updates
Fuel Injector Cleaner Updated Procedure
Fuel Injection Cleaning Machine Priming Procedures
Draft Fuel Injection Cleaning Machine (FICM) Setup Instructions
Body & Paint
8 bulletinsParts Bulletin for Bumper and Rock Guard Part Numbers
Fleet Communications for Corrosion Protecton/Glyptal Application
Revised Service Solution for Western Star vehicles with excessive water intrusion into the air system
Service Solution for Western Star vehicles with excessive water intrusion into the air system
Service Solution for Tire Pressure Monitoring System (TPMS) Water Intrusion Through Perimeter Seal
Service Solution for X-series Bodybuilder Marker Lights Turn Off While Truck Lights Remain On
Updated Western Star Service Bulletin for Tire Pressure Monitoring System (TPMS) Water Intrusion.
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This bulletin replaces the version dated 08/17/2022. Information about the protective boot has been updated.
Western Star Service Bulletin for Tire Pressure Monitoring System (TPMS) Water Intrusion
Suspension
7 bulletinsFleet Communications for X-Series HD Front Suspension Threaded
CX Advocate for X-Series HD Front Suspension Threaded
CX Advocate for Twin Steer Equalizer Beam Bushing Wear
CX Advocate for Twin Steer Equalizer Beam Bushing Wear
CX Advocate for X-Series HD Front Suspension Threaded
Service Solution for 47X/49X Front Suspension AluminumShackle Bars
Service Solution for 47X Twin Steer Suspension Equalizer Beam Bushing
Brakes
5 bulletinsCX Advocate for 1810/02 ABS longitudinal acceleration fault (TSB-54-104-WST,TSB-54-379-FTL)
CX Advocate for unwanted park brake warning (TSB-54-098-WST)
Technical Service Bulletin for Disabling the Park Brake Set / Door Open Warning
Western Star Service Bulletin for ABS mBSP ECU Software Update Fault Code 629-11.
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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.
Notice for certain vehicles: Due to the way in which this vehicle was configured, the vehicle does not display the...
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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 drivers ability to disable Cruise Control by engaging the brakes.
HVAC & Climate
3 bulletinsFleet Communications for Heater Core Plugging
Revised Service Bulletin for HVAC Software Updates.
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Description of Revisions: This bulletin replaces the version dated 06/21/2022. The model applicability list and the general information have been updated.
Western Star Service Bulletin for HVAC Software Updates
Steering
3 bulletinsWarranty Information letter for Power Steering Tank Venting Diagnostic Procedures Revision
Parts Bulletin for Tie Rod Assembly Part Breakdown
Service Solution for ICC5 Erroneous Electric Power Steering Warning Message
Infotainment
3 bulletinsService Solution for ICC5 B-Panel Gauges Intermittently Not Being Displayed
Service Bulletin for Relocating the Bluetooth Microphone
Important Campaign Information Letter for SF657 Revised Bulletin.
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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.
Tires & Wheels
2 bulletinsService Solution for ECP Solenoid Interim Service Replacement Parts
Service Solution for 49X and 47X Web Mounted 5th Wheel Ramps