The 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.
The risk
A short circuit increases the risk of a fire.
The 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.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Western Star 47X | 2021, 2022, 2023, 2024, 2025, 2026, 2027 |
| Western Star 49X | 2020, 2021, 2022, 2023, 2024, 2025, 2026, 2027 |
Components: ELECTRICAL SYSTEM:12V/24V/48V BATTERY
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Western Star 47X | 2021 | 0 | 9 |
| Western Star 47X | 2022 | 0 | 10 |
| Western Star 47X | 2023 | 1 | 12 |
| Western Star 47X | 2024 | 0 | 5 |
| Western Star 47X | 2025 | 2 | 11 |
| Western Star 47X | 2026 | 0 | 6 |
| Western Star 47X | 2027 | 0 | 1 |
| Western Star 49X | 2020 | 0 | 10 |
| Western Star 49X | 2021 | 0 | 13 |
| Western Star 49X | 2022 | 1 | 17 |
| Western Star 49X | 2023 | 0 | 14 |
| Western Star 49X | 2024 | 0 | 6 |
| Western Star 49X | 2025 | 0 | 13 |
| Western Star 49X | 2026 | 0 | 6 |
| Western Star 49X | 2027 | 1 | 1 |
Other electrical system recalls in 2026
113 of the 666 recall campaigns reported to NHTSA in 2026 concerned the electrical system; Daimler Trucks North America, LLC filed 166 campaigns in all.
| 26V686000 20 Oct 2026 | Forest River, Inc. |
| 26V681000 16 Oct 2026 | Forest River, Inc. |
| 26V680000 16 Oct 2026 | Alliance RV, LLC |
| 26V672000 13 Oct 2026 | K.Z., Inc. |
| 26V653000 6 Oct 2026 | Ford Motor Company |
| 26V652000 6 Oct 2026 | E-One Incorporated |
| 26V644000 5 Oct 2026 | New Flyer of America, Inc. |
| 26V645000 5 Oct 2026 | Motor Coach Industries, Inc |
NHTSA recalls (public domain) · all recalls of 2026