Peterbilt 579, 567 +1 more: Steering

Affects Peterbilt 579, 567, 548 · 2025 — about 88 vehicles.

The hazard

Issue: On certain trucks, the steering gear may not have been manufactured properly. As a result, the steering gear could break and there could be a sudden increase in steering effort. Safety Risk: A sudden increase in steering effort could increase the risk of a crash. Corrective Actions: PACCAR will notify owners by mail and advise you to take your truck to a dealership to inspect the serial number on the steering gear and, if necessary, replace it.

What to do

Contact your dealer; the remedy details were not included in the filing.

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