RecallRoute
Data source · NHTSA

NHTSA campaign 26V583000

Modulator Valve Corrosion May Cause Brake Pull

Daimler Trucks North America, LLC

Potential units
2,404
Report received
Sep 9, 2026
Manufacturer ID
F1039

Recall summary

What is being recalled

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).

Safety consequence

Why this recall matters

Brakes that pull to one side may cause a sudden change in vehicle direction, increasing the risk of a crash.

Manufacturer remedy

What owners should expect

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.

Associated products

Affected models and equipment

Vehicle2022 Freightliner CascadiaProduction dates not reported
Vehicle2021 Freightliner CascadiaProduction dates not reported
Vehicle2023 Freightliner CascadiaUnknown - 03/22/2022
Vehicle2022 Western Star 49x07/13/2021 - 07/28/2021
Vehicle2020 Freightliner Cascadia08/28/2019 - Unknown

Official documents

NHTSA campaign files