RECALLS — MAKE · MODEL · YEAR
2023 Western Star 4900 recalls
8 safety recall campaigns have been filed for the 2023 Western Star 4900 with Transport Canada and the U.S. NHTSA. Here is what both agencies say.
- Canadian recalls
- 04
- U.S. recalls
- 04
- Total campaigns
- 08
Transport Canada recalls
04- Brakes#2024006
69 units affected
Issue: On certain trucks, the inversion valve in the air brake system may not work properly. As a result, there could be a delay before the parking brake applies. If this happens, the vehicle could move unexpectedly. This issue also causes the vehicle not to meet the requirements of the Canadian regulations. Safety Risk: A delay before the parking brake applies could result in unintended vehicle movement, and create the risk of an injury or a crash. Corrective Actions: Daimler Truck North America (DTNA) will notify the owners by mail and advise you to take your truck to a DTNA authorized service facility to inspect and, if necessary, replace the inversion valve.
- Steering#2023206
49 units affected
Issue: On certain trucks, the cotter pin may be missing from the tie rod castle nut on the front steer axle. As a result, the nut could loosen. If this happens, the tie rod could detach from the steering arm and cause a loss of steering control. Safety Risk: A loss of steering control could create the risk of a crash. Corrective Actions: Daimler Truck North America (DTNA) will notify owners by mail. The corrective actions for this recall are under development.
- Tires#2022715
16 units affected
Issue: Certain trucks were built with tires that are not approved for use with the truck's wheels. As a result, the tires may not perform properly, or a tire could fail. Safety Risk: A tire failure could cause a loss of control and increase the risk of a crash. Corrective Actions: Daimler Truck North America (DTNA) will notify owners by mail and instruct you to take your truck to a DTNA authorized service facility to replace the affected tires.
- Engine#2022413
99 units affected
Issue: On certain trucks, a problem in the engine control module (ECM) could cause a short circuit. If this happens, the engine could stall and you may not be able to restart it. Safety Risk: A sudden loss of engine power could increase the risk of a crash. Corrective Actions: Cummins will notify owners by mail and instruct you to take your truck to a Cummins authorized service center to replace the engine control module.
Canadian data updated August 24, 2026
U.S. NHTSA recalls
04- PARKING BRAKE#24V013000
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.
- STEERING:LINKAGES:TIE ROD ASSEMBLY#23V238000
Daimler Trucks North America, LLC (DTNA) is recalling certain 2022 FCCC Shuttle Chassis, 2022-2023 FCCC RV Chassis, FCCC Van Chassis, Van Chassis Gas, 2023 Freightliner Cascadia, Freightliner Business Class M2, Thomas Built Bus School Bus Chassis, Western Star 4700, Western Star 47X, Western Star 4900, and Western Star 49X commercial buses. The tie rod may be missing a fastener, allowing the steer arm to detach.
Risk: A detached steering arm can result in a sudden loss of steering control, increasing the risk of a crash.
Remedy: DTNA will inspect and repair or replace the tie rod assembly as necessary, free of charge. Owner notification letters were mailed August 11, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL970.
- STEERING:LINKAGES:TIE ROD ASSEMBLY#22V722000
Daimler Trucks North America, LLC (DTNA) is recalling certain 2022-2023 Western Star 4700 and 2023 Western Star 4900, 49X, 6900, and Freightliner 114SD vehicles. The tie rod clamps may have been improperly heat-treated, causing them to crack and allowing the tie rods to separate.
Risk: Tie rod separation can result in a sudden loss of steering, increasing the risk of a crash.
Remedy: Dealers will replace the tie rod clamps, free of charge. Owner notification letters were mailed Marc 15, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL955.
- SERVICE BRAKES, AIR:SUPPLY:HOSES, LINES/PIPING, AND FITTINGS#22V205000
Daimler Trucks North America, LLC (DTNA) is recalling certain 2023 Western Star 4900 trucks. The inversion valve air lines may have been incorrectly installed, potentially reducing brake performance.
Risk: Reduced brake performance increases the risk of a crash.
Remedy: All vehicles have been remedied, therefore no owner notification letters are necessary. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL-924.
Does this recall apply to my vehicle?
Matched by make, model, and model year. Many recalls affect only specific VIN ranges — confirm with your dealer using your full VIN.
What to do
Recall repairs are free at a franchised dealer in both countries. To confirm a recall applies to your specific vehicle, or to book the work, contact your manufacturer or dealer with your full VIN, or use the official channel:
- NHTSA recall lookup (search by VIN) — U.S. National Highway Traffic Safety Administration
- Defects and recalls database — Transport Canada
Check a 2023 Western Star 4900 VIN
A VIN decode confirms your vehicle's exact model year, trim and assembly plant, then runs this same recall check against it.