ownitsafely
Back to recalls

NHTSARecalled Sep 29, 2023 · #23V661000

Delayed Trailer Brake Release/FMVSS 121

Hazard

Vehicle safety defect

Be the first to hear about future recalls.

Add the things you own to a watchlist. We’ll alert you the moment one matches.

Get started, free

Description

PACCAR Incorporated (PACCAR) is recalling certain 2021-2024 Kenworth T280, T380, 2020-2024 Peterbilt 548, 536, 2024 Peterbilt 537, and 2020-2024 Kenworth T480 trucks. The timing of the trailer brake release may be delayed. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems." A delay in the trailer brake release can create instability to the trailer and increase the risk of a crash.

Product details

Product
  • Delayed Trailer Brake Release/FMVSS 121
  • 2020-2024 Kenworth T480
Type
Vehicle
Manufacturer
PACCAR Incorporated
Model numbers
UPCs

What you should do

Dealers will replace the fittings and hoses in the affected valves, free of charge. Owner letters were mailed January 15, 2024. Owners may contact Kenworth's customer service at 1-425-828-5888 and Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 23KWJ and 23PBJ.

View the official CPSC notice