Peterbilt 536: Engine and engine cooling — software

Affects Peterbilt 536 · 2021 — about 1 vehicles.

The hazard

If safety-related functions such as vehicle braking, stability, speed, and collision avoidance do not function properly, it can increase the risk of a crash.

What to do

PACCAR owns the vehicle affected, and it was repaired as of March 3, 2021. Owners may contact PACCAR customer service at 1-940-591-4220. PACCAR's number for this recall is 21PBC.

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