Western Star 49X: Electronic stability control (esc)

Affects Western Star 49X · 2024–2025 — about 7 vehicles.

The hazard

Incorrect parameters can decrease vehicle stability or braking performance, increasing the risk of crash.

What to do

Dealers will update the ESC software, free of charge. Owner notification letters were mailed March 22, 2024. Owners may contact DTNA customer service at 1-800-547-0712. DTNA's number for this recall is FL993.

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