Peterbilt 330, 335 +13 more: Electronic stability control (esc)

Affects Peterbilt 330, 335, 337, 340, 348, 365, 367, 384, 386, 387, 388, 389, 567, 579, 587 · 2008–2020 — about 461K vehicles.

The hazard

If the driver unknowingly operates the vehicle without the ABS functioning, there would be an increased risk of a crash.

What to do

PACCAR will notify owners, and dealers will update the NAMUX software within the cab control module, free of charge. PACCAR issued owners an interim notification on June 4, 2020. The recall began May 26, 2020. Owners may contact Kenworth customer service at 1-425-828-5888 or Peterbilt customer service at 1-940-591-4220. PACCAR's number for this recall is 20pbc AND 20KWB.

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