2020–2023 Freightliner Cascadia, 2022 Western Star 49X Recall: Brake modulator valves on the front axle may corrode and cause the vehicle…
NHTSA campaign 26V583000 · Electronic Stability Control (esc) · filed Sep 9, 2026 · verified Sep 13, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2023 Freightliner Cascadia and 2022 Western Star 49X vehicles previously repaired incorrectly under recall numbers 23V073 or 22V817. The brake modulator valves on the front axle may corrode and cause the vehicle to pull to one side during braking initiated by Electronic Stability Control (ESC) or Roll Stability Control (RSC).
The risk
Brakes that pull to one side may cause a sudden change in vehicle direction, increasing the risk of a crash.
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
Dealers will replace the brake modulator valves, free of charge. Owner notification letters are expected to be mailed November 8, 2026. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is F1039. Vehicles repaired under the prior recalls will need the new repair completed.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Freightliner | Cascadia | 2020, 2021, 2022, 2023 |
| Western Star | 49X | 2022 |
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Other campaigns involving Freightliner vehicles
All Freightliner Cascadia recalls → · All Freightliner recalls →
Source: NHTSA recall database, campaign 26V583000 (manufacturer number F1039). Data last verified Sep 13, 2026.