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Model year

2021 Western Star 57X

Body and fuel not decoded. Owner complaints on file from no date to no date.

Recalls (2)Complaints (0)Investigations (0)Bulletins (49)
Recall campaigns covering this model year2222k vehicles or units across those campaigns
Owner complaints0Not enough peers on file
Severity indexNoneCrash, fire, injury or death per 100
First 24 months0Complaints in its first two years
Complaints over time

Complaints about the 2021 Western Star 57X by year filed

Owner complaints about this model year, by the year they were filed with NHTSA.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. The lighter column runs through October.
Components

Complaints by component

Owner complaints by component. Hover or focus a bar for the crash, fire, injury or death count.

No campaigns match these filters.Reset filters
Source: NHTSA ODI complaints file. A complaint can name more than one component; it is counted under the first.
Recalls

2 recall campaigns cover the 2021 Western Star 57X

Check a specific vehicle by VIN on NHTSA's site: a campaign may cover only part of a model year's production.

Recall campaigns for the 2021 Western Star 57X
CampaignFiledSubjectComponentVehiclesRemedy
22V-817Nov 1, 2022Brake modulator valves on the front axle may corrode and cause the vehicle to pull to the affected side during an Adaptive Cruise Control (ACC)…Driver assistance219,390Software update
22V-227Apr 7, 2022Stainless steel cover on the side air intake may loosen and detach from the vehicleStructure2,284Part replacement
Source: NHTSA ODI recalls file.
Look up a VIN at NHTSA
Owner complaints

What owners reported about the 2021 Western Star 57X

The full text of every complaint filed with NHTSA about this model year, newest first. Complaints are filed by owners and are not verified by NHTSA; NHTSA removes personal details before publishing.

0 complaints on file.

    Source: NHTSA ODI complaints file.
    Investigations

    NHTSA has not opened an investigation on this model year

    Source: NHTSA ODI investigations file.
    All investigations
    Service bulletins

    49 manufacturer communications cover this model year

    Technical service bulletins and other notices the manufacturer sent to dealers. A bulletin is not a recall.

    • CXA_01_26_Trans Support Jan 15, 2026 · Other
      CX Advocate for Aftermarket Transmission Support
    • TSB82-003-WST Nov 6, 2025 · Service Bulletin/Repair Instructions
      Technical Service Bulletin for Fixing Unintended Wiper Sweep
    • CXA_10_25_Conmet Oil Pan Oct 16, 2025 · Other
      CX Advocate for ConMet Oil Pan Insert Additional Issues
    • CXA 3_25_SAS01T to SAS03T Mar 20, 2025 · Other
      CX Advocate for SAS01T to SAS03T replacement (TSB54-373-FTL, TSB54-097-WST)
    • CXA 3_25_NOx Mar 20, 2025 · Other
      CX Advocate for NOx conversion low faults
    • CXA 2_25_Turbo Oil Drain Feb 20, 2025 · Other
      CX Advocate for turbo oil drain cracking
    • CXA 2_25_NOx Feb 20, 2025 · Other
      CX Advocate for NOx conversion low faults
    • CXA 2_25_DA Fault Code Feb 20, 2025 · Other
      CX Advocate for M2 Plus, 47X, 49X Fault Code 232/524000/19- ECU CPC data error
    • SS762-WST Feb 12, 2025 · Other
      Revised Service Solution for X-Series Western Star Fault Code 232/524000/19- ECU CPC data error
    • MYCOM_02102025-1 Feb 10, 2025 · Other
      My Communications for Variable Speed Coolant Pump for DD13 Engines - Cascadia/57X Only
    • TSB54-097-WST Feb 4, 2025 · Service Bulletin/Repair Instructions
      Technical Service Bulletin for SAS01T to SAS03T Replacement Information
    • SS778-WST Jan 14, 2025 · Other
      Service Solution for Power Steering Reservoir Fill Cap Venting
    • SS776-WST Jan 15, 2025 · Other
      Service Solution for X-Series intermittent no-start and CPC not configured message
    • CXA 1_16_Turbo Oil Drain Jan 16, 2025 · Other
      CX Advocate for turbo oil drain cracking
    • CXA 1_16_NOx Jan 16, 2025 · Other
      CX Advocate for NOx conversion low faults
    • CXA 1_16_GATS2.4 Jan 16, 2025 · Other
      CX Advocate for GATS2.4 being expanding to DD15
    • CXA 1_16_DD13 Altitude Jan 16, 2025 · Other
      CX Advocate for DD13 Gen 5 engines operating at high altitude experience EGR slow response fault.
    • FAB339 Dec 4, 2024 · Other
      FAB 339 for Western Star 57X RP1226 - Progressive Low Voltage Disconnect (PLVD)
    • D24R2-OWN LTR Dec 3, 2024 · Emissions
      Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
    • D24R2-DLR LTR Dec 3, 2024 · Emissions
      Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
    • D24R2-Bulletin Dec 3, 2024 · Emissions
      Emission Recall for DETROIT DD13 and DD16 ACM Software Reprogramming
    • SF698-DLR LTR Dec 13, 2024 · Service Campaign
      Revised Field Service Campaign for Western Star Heated Headlight Parameters
    • SF698-Bulletin Dec 13, 2024 · Service Campaign
      Revised Field Service Campaign for Western Star Heated Headlight Parameters
    • ICI24-049 Dec 13, 2024 · Other
      Important Campaign Information letter for SF698 – Third Revised Bulletin
    • CXA_10_17_Wiper Sweep Oct 17, 2024 · Other
      CX Advocate for WST x-series unintended wiper sweep (TSB82-003-WST)
    • CXA 9_24_HDEP HPFL Seal Sep 19, 2024 · Other
      CX Advocate for HDEP High Pressure Fuel Line Seal Failures
    • TSB82-003-WST Sep 26, 2024 · Service Bulletin/Repair Instructions
      Technical Service Bulletin for Fixing Unintended Wiper Sweep
    • CXA 8_24_Conmet Oil Pan Aug 15, 2024 · Other
      CX Advocate for ConMet Oil Pan Insert Additional Failures
    • CXA 8_24_AutoElevate Disa Aug 15, 2024 · Other
      CX Advocate for AutoElevate Disablement Gen5 Engines
    • CXA 8_24_AutoElevate and Aug 15, 2024 · Other
      CX Advocate for benefits of Autoelevate and hydrocarbon faults
    • ICI24-031 Aug 15, 2024 · 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.
    • CXA 7_24_NOx Jul 18, 2024 · Other
      CX Advocate for NOx conversion low faults. Update to CXA 6_24_NOx submission.
    • CXA 7_24_Conmet Oil Pan Jul 18, 2024 · Other
      CX Advocate for ConMet Oil Pan Insert Additional Failures
    • CXA 7_24_AutoElevate Disa Jul 18, 2024 · Other
      CX Advocate for AutoElevate Disablement Gen5 Engines
    • SF698REV2-DLR LTR Jul 29, 2024 · 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 Jul 19, 2024 · Other
      My Communications for New Espar HS3 Heater and Extreme Insulation
    • SF698REV2-Bulletin Jul 29, 2024 · 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.
    • ICI24-030 Jul 29, 2024 · Other
      Important Campaign Information Letter for SF698 – Second Revised Bulletin
    • CXA 06_24_Clutch Bolts Jun 21, 2024 · Other
      CX Advocate communication for clutch bolts
    • CXA 06_24_NOx Jun 21, 2024 · Other
      CX Advocate communication for NOx conversion low faults
    • SF698-REV-DLR LTR Jun 14, 2024 · 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-Bulletin Jun 14, 2024 · 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 Jun 13, 2024 · 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.
    • VSWP Customer Letter May 21, 2024 · Other
      Customer letter regarding variable speed water pump.
    • SF698-OWN LTR May 21, 2024 · Service Campaign
      Field Service Campaign for Western Star Heated Headlight Parameters
    • SF698-DLR LTR May 21, 2024 · Service Campaign
      Field Service Campaign for Western Star Heated Headlight Parameters
    • SF698-Bulletin May 21, 2024 · Service Campaign
      Field Service Campaign for Western Star Heated Headlight Parameters
    • SS3144-FTL Apr 25, 2024 · Service Bulletin/Repair Instructions
      Service Solution for DEF Pump Wiring for Cummins CM2450 Engine Controller
    • SF672 Jun 2, 2023 · Service Bulletin/Repair Instructions
      Field Service Campaign for Common Telematics Platform Software Update
    Source: NHTSA manufacturer communications files.
    About service bulletins