No complaints are listed for the 2021 Western Star 49X. NHTSA's API and bulk file list none in this build.
Data build 2026-10-09.
NHTSA lists this vehicle as WESTERN STAR 49X.
Model-generated complaint tags: No complaints are listed for tagging.
Recalls
See new recalls and investigations this week.
13 recalls. Showing the latest 10 of 13.
Date: 2026-02-11. Systems: ELECTRICAL SYSTEM.
Defect: Daimler Trucks North America (DTNA) is recalling certain 2020-2027 Western Star 49X and 2021-2027 Western Star 47X vehicles. A stud connecting the battery to the starter at the frame rail may have been incorrectly installed or may corrode, which can cause a short circuit.
Consequence: A short circuit increases the risk of a fire.
Remedy: Dealers will repair the studs, free of charge. Owner notification letters were mailed May 22, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1029. This recall replaces and expands NHTSA recall number 25V326. Vehicles already repaired under the previous recall will need to have the new remedy completed.
Do not drive: No. Park outside: No.
Date: 2025-11-04. Systems: SUSPENSION.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2026 Western Star 49X, Freightliner Business Class M2, Freightliner 114SD, Freightliner 108SD, 2021-2026 Western Star 47X, 2021-2023 Freightliner 122SD, 2022 Western Star 48X, and 2023 Western Star 4700 vehicles. The axle clamp fasteners may be loose, which can result in a loss of vehicle control.
Consequence: A loss of vehicle control increases the risk of a crash.
Remedy: Dealers will inspect and tighten the fasteners, as necessary, free of charge. Owner notification letters were mailed December 29, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1027.
Do not drive: No. Park outside: No.
Date: 2025-06-23. Systems: ELECTRICAL SYSTEM.
Defect: Daimler Trucks North America (DTNA) is recalling certain 2020-2026 Western Star 49X and 2021-2026 Western Star 47X vehicles. A stud connecting the battery to the starter at the frame rail may have been incorrectly installed, which can cause a short circuit. (excerpt)
Consequence: A short circuit increases the risk of a fire. (excerpt)
Remedy: DTNA will inspect and replace damaged cables and loose hardware. In addition, DTNA will properly tighten hardware and install dielectric tape. All repairs will be performed, as necessary, free of charge. Owner notification letters were mailed July 1, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1020. This recall is replaced by NHTSA recall num (excerpt)
Do not drive: No. Park outside: No.
Date: 2024-09-10. Systems: EXTERIOR LIGHTING, FORWARD COLLISION AVOIDANCE.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2025 Freightliner 108SD, 2022-2025 Freightliner 114SD, Freightliner Business Class M2, 2025 Freightliner eM2, 2020-2025 Western Star 49X, 2021-2025 Western Star 47X, and 2022-2025 Western Star 57X vehicles that may be upfitted with a body lighting interface controller and replacement brake lights. The brake lights may not illumina (excerpt)
Consequence: Brake lights that fail to illuminate can fail to indicate to other drivers that the vehicle is slowing down, increasing the risk of a crash. (excerpt)
Remedy: Dealers will update the ABA software, free of charge. Owner notification letters were mailed October 24, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is F1009. (excerpt)
Do not drive: No. Park outside: No.
Date: 2023-03-28. Systems: EXTERIOR LIGHTING.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2021 Freightliner Cascadia and Western Star 49X vehicles. The hazard warning lights may flash improperly during an Advanced Braking Assist event. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
Consequence: Hazard warning lights that flash improperly may cause confusion for other drivers, increasing the risk of a crash.
Remedy: Dealers will update the software controlling the hazard warning lights, free of charge. Owner notification letters were mailed May 18, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL851.
Do not drive: No. Park outside: No.
Date: 2023-02-10. Systems: ELECTRONIC STABILITY CONTROL (ESC), SERVICE BRAKES, AIR.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2023 Freightliner Cascadia, 2020-2023 Western Star 49X, 2021-2023 Western Star 47X, and 2022 Freightliner 114SD vehicles. The brake modulator valves on the front axle may corrode and cause the vehicle to pull to the affected side during braking initiated by Electronic Stability Control (ESC) or Roll Stability Control (RSC).
Consequence: Brakes that pull to one side may cause a sudden change in vehicle direction, increasing the risk of a crash.
Remedy: Dealers will inspect and replace the front brake modulator valves, as necessary. Some vehicles will have a software update which will alert driver when a replacement is required. All repairs will be performed free of charge. Owner notification letters were mailed beginning October 13, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL966.
Do not drive: No. Park outside: No.
Date: 2022-11-01. Systems: FORWARD COLLISION AVOIDANCE, SERVICE BRAKES, AIR.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2023 Freightliner Cascadia, 2020-2022 Freightliner Business Class M2, and 2022 Freightliner 114SD, and 2020-2023 Western Star 49X, 2021-2023 Western Star 47X, and 2021-2022 Western Star 57X vehicles. The brake modulator valves on the front axle may corrode and cause the vehicle to pull to the affected side during an Adaptive Cruis (excerpt)
Consequence: Brakes that pull to one side during an ACC braking event may cause a sudden change in vehicle direction, increasing the risk of a crash. (excerpt)
Remedy: Dealers will inspect and replace the front brake modulator valves, as necessary. Some vehicles will have a software update which will alert driver when a replacement is required. All repairs will be performed free of charge. Owner notification letters were mailed beginning October 16, 2023. DTNA's number for this recall is FL-958. This recall expands and replaces previous recall 20V-390. All (excerpt)
Do not drive: No. Park outside: No.
Date: 2022-08-29. Systems: STRUCTURE.
Defect: Daimler Truck North America, LLC (DTNA) is recalling certain 2020-2023 47X and 49X vehicles. The hood bezel covers may detach.
Consequence: Detached hood bezel covers may cause a road hazard and increase the risk of a crash.
Remedy: Dealers will inspect and install rivets on the hood bezel covers, as necessary, free of charge. Owner notification letters were mailed May 26, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-951.
Do not drive: No. Park outside: No.
Date: 2022-04-08. Systems: VISIBILITY.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2022 Western Star 49X and 2021 Western Star 47X vehicles. The windshield wiper linkages may break, causing the windshield wipers to fail.
Consequence: Inoperative windshield wipers can reduce visibility in certain driving conditions, increasing the risk of a crash.
Remedy: Dealers will inspect and replace the windshield wiper arm and linkage parts, as necessary, free of charge. Owner notification letters were mailed June 6, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-926.
Do not drive: No. Park outside: No.
Date: 2022-04-07. Systems: STRUCTURE.
Defect: Daimler Trucks North America, LLC (DTNA) is recalling certain 2021-2023 Western Star 47X, 2020-2023 Western Star 49X, and 2021-2022 Western Star 57X vehicles equipped with side air intakes on the hood. The stainless steel cover on the side air intake may loosen and detach from the vehicle.
Consequence: A detached side air intake cover may cause a road hazard and increase the risk of a crash.
Remedy: Dealers will replace the stainless steel cover, free of charge. Owner notification letters were mailed August 8, 2022. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-925.
Do not drive: No. Park outside: No.
Manufacturer communications
221 manufacturer communications.
Communications by system| System | Count |
|---|
| ELECTRICAL SYSTEM | 50 |
|---|
| ENGINE | 36 |
|---|
| EQUIPMENT | 32 |
|---|
| POWER TRAIN | 24 |
|---|
| ENGINE AND ENGINE COOLING | 22 |
|---|
| EXTERIOR LIGHTING | 18 |
|---|
| VISIBILITY/WIPER | 16 |
|---|
| SUSPENSION | 10 |
|---|
11036666
Date: 2026-08-20. Type: Other. Systems: SUSPENSION.
CX Advocate for Twin Steer Equalizer Beam Bushing Wear
11036672
Date: 2026-08-20. Type: Other. Systems: SUSPENSION.
CX Advocate for X-Series HD Front Suspension Threaded
11035530
Date: 2026-07-10. Type: Service Bulletin/Repair Instructions. Systems: ELECTRICAL SYSTEM.
Revised Technical Service Bulletin for Removing Odometer Pause Wiring Modifications
11034507
Date: 2026-06-01. Type: Service Bulletin/Repair Instructions. Systems: FUEL/PROPULSION SYSTEM.
Parts Bulletin for Fluorosilicone Fuel Tank Cap Seals
11033102
Date: 2026-05-28. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
Revised Technical Service Bulletin for DT12 OVX Transmission Refresh
11033098
Date: 2026-05-21. Type: Other. Systems: SUSPENSION.
CX Advocate for Twin Steer Equalizer Beam Bushing Wear
11031956
Date: 2026-04-10. Type: Service Bulletin/Repair Instructions. Systems: UNKNOWN OR OTHER.
Parts Bulletin for Bumper and Rock Guard Part Numbers
11028075
Date: 2026-01-30. Type: Service Bulletin/Repair Instructions. Systems: POWER TRAIN.
Technical Service Bulletin for DT12 Excessive Wear
11028069
Date: 2026-01-15. Type: Other. Systems: POWER TRAIN.
CX Advocate for Aftermarket Transmission Support
11028287
Date: 2026-01-12. Type: Other. Systems: ELECTRICAL SYSTEM.
Fleet Communications for Intermittent Connections and ECU Fault Codes