United States 21V181000
PACCAR Incorporated
The problem
PACCAR Incorporated (PACCAR) is recalling one 2021 Peterbilt 536 vehicle equipped with a Cummins Westport Inc. B6.7N engine that has certain engine control module calibrations. The engine control module software may be calibrated incorrectly, causing the engine to not limit engine speed or torque as intended for certain safety-related functions such as vehicle braking, traction and stability control, speed control, or collision avoidance.
Risk
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 owners should 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.
Units 1