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.”
PACCAR Incorporated – Delayed Trailer Brake Release/FMVSS 121
| Report Received Date | 09/29/2023 |
| NHTSA ID | 23V661000 |
| Consequence Summary | A delay in the trailer brake release can create instability to the trailer and increase the risk of a crash. |
| Corrective Action | Dealers will replace the fittings and hoses in the affected valves, free of charge. Owner notification letters are expected to be mailed November 20, 2023. 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. |
| Recall Code | 23KWJ, 23PBJ |
| Potentially Affected | 257 |
| Fire Risk When Parked | No |
| Do Not Drive | No |
| Recall Link | Go to Recall (https://www.nhtsa.gov/recalls?nhtsaId=23V661000) |
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