BELLEVUE, Wash. – Paccar Incorporated has agreed with the National Highway Traffic Safety Administration (NHTSA) to recall almost half a million Kenworth and Peterbilt tractors produced between 2007 and 2019 to repair a faulty anti-lock brake (ABS)/electronic-stability control (ESC) warning light.
The recall may affect up to 455,458 of the tractors incorporating NAMUX cab-control software with a defect described in the NHTSA recall report 20V-199 thus: “In the event that the Anti-lock Brake System (ABS) loses battery and/or ignition power to the controller, the dash warning light for the ABS may not illuminate to warn the driver of the loss of ABS.”
According to the agency, this situation could lead to a crash if the driver is unaware of the loss of ABS.
Owners are scheduled to begin being notified June 5th. Dealers will update the NAMUX software free of charge to remedy the issue.
The Paccar vehicles covered by this recall are: