Western Star 49X, 57X +1 more: Forward collision avoidance — automatic emergency braking

Affects Western Star 49X, 57X, 47X · 2020–2025 — about 17K vehicles.

The hazard

Brake lights that fail to illuminate can fail to indicate to other drivers that the vehicle is slowing down, increasing the risk of a crash.

What to do

Dealers will update the ABA software, free of charge. Owner notification letters were mailed October 24, 2024. Owners may contact DTNA customer service at 800-745-8000. DTNA's number for this recall is F1009.

Critical — crash/injury risk now High — injury risk; see remedy Moderate — fix at next service Low — minor / informational