WESTERN STAR 47X 2021: SERVICE BRAKES, AIR:ANTILOCK:MODULATOR

General Information

NHTSA Campaign ID Number: 23V073000

Make Model Year
WESTERN STAR 47X 2021
Date Owners Notified Date Received by ODI Date Added to Database
2023-10-13 2023-02-10 2023-02-13

Manufacturers Involved: Daimler Trucks North America, LLC

Manufacturer Campaign Number: FL966

Component: SERVICE BRAKES, AIR:ANTILOCK:MODULATOR

Potential Number Of Units Affected: 70167

Report Initiator: MFR MFR Report

Summary

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".

Consequence

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

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.