Peterbilt 579, 567: Electronic stability control (esc) — software

Affects Peterbilt 579, 567 · 2022 — about 19 vehicles.

The hazard

The driver may be unaware of an ESC system malfunction, increasing the risk of a crash.

What to do

Dealers will reprogram the ESC system, free of charge. Owner notification letters were mailed on October 28, 2021. Owners may contact PACCAR's customer service at 1-940-591-4220 (Peterbilt). PACCAR's number for this recall is 21PBL.

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