2023 Western Star 4900, 2023 Western Star 6900 Recall: A defect in the inversion valve may delay park brake engagement, which…
NHTSA campaign 24V013000 · Parking Brake · filed Jan 10, 2024 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Western Star 4900 and Western Star 6900 vehicles. A defect in the inversion valve may delay park brake engagement, which could allow the vehicle to move unintentionally. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
The risk
Unintentional vehicle movement can increase the risk of a crash or injury.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
DTNA will inspect and replace the inversion valves, as necessary free of charge. Owner notification letters were mailed February 27, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL992.
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Western Star | 4900 | 2023 |
| Western Star | 6900 | 2023 |
Related recalls
More Western Star 4900 recalls
- 2022 FCCC MT45G and 16 other models — Tie rod may be missing a fastener, allowing the steer arm…
- 2020–2023 Freightliner 114SD and 5 other models — Vehicles are equipped with tires that are not compatible…
- 2023 Freightliner 114SD and 4 other models — Tie rod clamps may have been improperly heat-treated…
- 2020 Freightliner Cascadia and 4 other models — Gross Axle Weight Rating (GAWR) listed on the Federal…
- 2022 Western Star 4700 and 1 other model — Seat belts may not be secured properly
Other campaigns involving Western Star vehicles
- 2021–2027 Western Star 47X and 1 other model — A stud connecting the battery to the starter at the frame…
- 2020–2026 Freightliner 108SD and 7 other models — Axle clamp fasteners may be loose, which can result in a…
- 2025–2026 FCCC MT45G and 11 other models — Tie rod castle nut and cotter pin may not be installed…
All Western Star 4900 recalls → · All Western Star recalls →
Source: NHTSA recall database, campaign 24V013000 (manufacturer number FL992). Data last verified Jul 30, 2026.