2024 Western Star 47x problems

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.

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.

Defect

Daimler Trucks North America, LLC (DTNA) is recalling certain 2024-2026 Western Star 47X, Freightliner Business Class M2, FCCC MT55G, 2025-2026 Western Star 49X, Freightliner Cascadia, Freightliner 114SD, FCCC MT45G, FCCC S2RV106, 2026 Thomas Built Buses Saf-T-Liner C2, Freightliner eCascadia, FCCC S2C106, and Freightliner 108SD vehicles. The tie rod castle nut and cotter pin may not be installed properly, which can result in a loss of vehicle steering control.

Consequence

A loss of vehicle steering control increases the risk of a crash.

Remedy

Dealers will inspect and replace the tie rod assembly, as necessary, free of charge. Owner notification letters were mailed November 10, 2025. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is D25R2.

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.

Consequence

A short circuit increases the risk of a fire.

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 number 26V079. Vehicles already repaired under this recall will need to have the new remedy completed.

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 illuminate when the brakes are automatically applied during an active brake assist (ABA) event.

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.

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.