- Component
- PARKING BRAKE
- Problem
- 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."
- Risk
- Unintentional vehicle movement can increase the risk of a crash or injury.
- Remedy
- 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.
- Notes
- 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.
What this recall means for you
A defect in the inversion valve of certain 2023 Western Star 4900 and 6900 trucks may delay parking brake engagement. This means the parking brake may not apply as quickly as it should, and the vehicle could move unintentionally. The vehicles also do not meet Federal Motor Vehicle Safety Standard 121 for air brake systems.
Unintentional movement of a parked truck can increase the risk of a crash or injury to the driver, passengers, or people nearby. Owners should take this recall seriously.
The remedy is free. Daimler Trucks North America will inspect and replace the inversion valves as necessary at no cost to you. Owner notification letters were mailed February 27, 2024. You can contact DTNA customer service at 1-800-547-0712, referencing recall FL992, and check your vehicle identification number for open recalls.
Official recall notice
Affected vehicles
| Western Star 4900 | 2023 |
|---|---|
| Western Star 6900 | 2023 |