NHTSA campaign 23V073000 · Manufacturer campaign FL966

Freightliner and Western Star Recall 23V-073: Modulator Valve Corrosion May Cause Brake Pull

NHTSA recall 23V073000 (Manufacturer campaign FL966) was reported by Daimler Trucks North America, LLC on February 10, 2023, with 70,167 vehicles potentially affected (per NHTSA). NHTSA's record lists the Freightliner Cascadia, Western Star 49X, Western Star 47X and more for model years 2017–2023. Owners were notified on October 13, 2023, per NHTSA.

Updated daily from NHTSA's recall files

Is my vehicle included?

This page lists, by model year, the vehicles NHTSA's recall record names for campaign 23V073000 in the model years try.vin imports (1995 and later); NHTSA's own record can list more. A model year on the list doesn't mean every vehicle of that year is included, and some may already have been repaired.

To see whether a specific vehicle is included and still needs the repair, enter its VIN at nhtsa.gov/recalls.

Free VIN check: decode a VIN to see its year, make and model.

Key facts

NHTSA campaign
23V073000 (also written 23V-073 or 23V073)
Filed by
Daimler Trucks North America, LLC
Manufacturer campaign number
FL966
Report received
Potentially affected
70,167 vehicles (per NHTSA)
Component
Electronic Stability Control (ESC)
Owners notified

Repair completion: 74.05% (latest rate the manufacturer reported to NHTSA; dataset updated October 21, 2026)

NHTSA cautions against comparing completion rates across recalls or manufacturers. How try.vin reads them.

Vehicles listed for this recall

NHTSA's recall record lists these vehicles for recall 23V073000. try.vin imports model years 1995 and later, so NHTSA's own list can be longer. Model years with a try.vin recall page link to it. Build dates are NHTSA's range for a model year (per NHTSA); a vehicle built in that range is not necessarily included.

Freightliner

All Freightliner recalls

Western Star

All Western Star recalls

NHTSA's recall notice

As NHTSA's recall record states it for campaign 23V073000.

Defect description

Daimler Trucks North America, LLC (DTNA) is recalling certain 2017-2023 Freightliner Cascadia, 2020-2023 Western Star 49X, 2021-2023 Western Star 47X, and 2022 Freightliner 114SD vehicles. The brake modulator valves on the front axle may corrode and cause the vehicle to pull to the affected side during braking initiated by Electronic Stability Control (ESC) or Roll Stability Control (RSC).

Safety consequence

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

Manufacturer remedy

Dealers will inspect and replace the front brake modulator valves, as necessary. Some vehicles will have a software update which will alert driver when a replacement is required. All repairs will be performed free of charge. Owner notification letters were mailed beginning October 13, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL966.

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.

Sources

Official NHTSA notice for recall 23V073000

Campaign details come from NHTSA's recall files, which try.vin imports once a day. The plain-language subject and the completion rate come from the U.S. Department of Transportation's Recalls Data dataset. How try.vin reads recall data.