Peterbilt 389, 567 +2 more: Service brakes — and fittings

Affects Peterbilt 389, 567, 367, 579 · 2021–2022 — about 163 vehicles.

The hazard

If loss of the rear brake signal occurs, the vehicle could experience reduced rear braking capability or loss of brakes to the rear axle(s), increasing the risk of a crash.

What to do

Dealers will inspect for clearance and re-work the assembly to conform with an updated design, free of charge. Interim owner notification letters were mailed on September 24, 2021. Owner notification letters were mailed on March 11, 2022. Owners may contact PACCAR's customer service at 1-940-591-4220 (Peterbilt). PACCAR's number for this recall is 21PBJ.

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