KENWORTH T280 (2023) recall — Service Brakes, Air
PACCAR recalls 2021-2024 Kenworth T280 and Peterbilt trucks with delayed trailer brake release, risking instability and crashes. Owners must contact dealers for free brake repairs.
Use caution until it’s fixed
A delay in the trailer brake release can create instability to the trailer and increase the risk of a crash.
Contact the company & request your remedy
What happened, in plain English
PACCAR is recalling certain 2021-2024 Kenworth T280 and Peterbilt trucks that may have delayed trailer brake release. This could cause trailer instability and increase crash risk during normal use. Read more at govinfonow.com/recall/81439-kenworth-t280-2023-recall-delayed-trailer-brakes-risk-crash.
Source Summary by GovInfoNow · govinfonow.com/recall/81439-kenworth-t280-2023-recall-delayed-trailer-brakes-risk-crash · Updated October 4, 2026 · Official notice: NHTSA #23V661000
Cite this page
“Kenworth T280 (2023) Recall: Delayed Trailer Brakes Risk Crash.” GovInfoNow, updated October 4, 2026. https://govinfonow.com/recall/81439-kenworth-t280-2023-recall-delayed-trailer-brakes-risk-crash. Based on NHTSA recall #23V661000 (https://www.nhtsa.gov/recalls?nhtsaId=23V661000).
Why it’s dangerous
The trailer brake release system may delay releasing the trailer brakes, causing instability. This can lead to loss of control and crashes, especially when stopping or changing speed.
Who’s affected
Truck owners with 2021-2024 Kenworth T280, T380, 2020-2024 Peterbilt 548/536/537, or 2020-2024 Kenworth T480 models are affected. Commercial truck drivers using these vehicles face the highest risk due to potential trailer instability.
How to tell if you have this one
Check if your truck is a 2021-2024 Kenworth T280, T380, 2020-2024 Peterbilt 548/536/537, or 2020-2024 Kenworth T480. The recall covers vehicles with delayed trailer brake release that fail federal air brake safety standards.
- Brand
Kenworth- Category
Vehicle
What to do — step by step
Contact Dealers for Repair
Dealers will replace the fittings and hoses in the affected valves at no cost to you.
Check Owner Letters
Owner letters were mailed January 15, 2024, so you should have received them by now.
January 15, 2024
What NHTSA says to 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.
Questions people ask
What models are affected by this recall?
2021-2024 Kenworth T280, T380, 2020-2024 Peterbilt 548, 536, 2024 Peterbilt 537, and 2020-2024 Kenworth T480 trucks.
How can I get this repair done?
Dealers will replace the fittings and hoses in the affected valves for free. Contact Kenworth at 1-425-828-5888 or Peterbilt at 1-940-591-4220.
Is this recall dangerous?
Yes, delayed trailer brake release can cause trailer instability and increase crash risk during normal use.
Contact Kenworth
We’ve drafted a message you can send Kenworth to request your refund or repair — edit it as you like.
Subject: Recall 23V661000 — Kenworth Kenworth Hello, I own a Kenworth that is covered by recall 23V661000 from Kenworth. The official recall notice states: 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. I’m writing to arrange the remedy described in the recall (a refund, repair, or replacement as applicable). Could you please tell me the next steps to resolve this? Thank you.
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Where this comes from
The facts (hazard, remedy, dates, manufacturer) are pulled from the official NHTSA recall record. The plain-language summary and step-by-step checklist are written by GovInfoNow to make the official notice easier to act on — they don’t replace it.
- Official source: NHTSA Recall #23V661000 (September 29, 2023)
- Plain-language summary written by qwen3:4b on October 4, 2026, from the official record above. Not reviewed by a person — if it conflicts with the NHTSA notice, the notice is correct. Report an error on this page.
- GovInfoNow is an independent service and is not a government agency. We republish official NHTSA recall data; we don’t issue, amend or administer recalls.