2020–2021 Freightliner Cascadia, 2020–2021 Western Star 49X Recall: Hazard warning lights may flash improperly during an Advanced Braking…
NHTSA campaign 23V208000 · Exterior Lighting · filed Mar 28, 2023 · verified Jul 30, 2026
The defect
Daimler Trucks North America, LLC (DTNA) is recalling certain 2020-2021 Freightliner Cascadia and Western Star 49X vehicles. The hazard warning lights may flash improperly during an Advanced Braking Assist event. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 108, "Lamps, Reflective Devices, and Associated Equipment."
The risk
Hazard warning lights that flash improperly may cause confusion for other drivers, 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 update the software controlling the hazard warning lights, free of charge. Owner notification letters were mailed May 18, 2023. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL851.
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.
Affected vehicles
| Make | Model | Model years |
|---|---|---|
| Freightliner | Cascadia | 2020, 2021 |
| Western Star | 49X | 2020, 2021 |
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Other campaigns involving Freightliner vehicles
All Freightliner Cascadia recalls → · All Freightliner recalls →
Source: NHTSA recall database, campaign 23V208000 (manufacturer number FL851). Data last verified Jul 30, 2026.