NHTSA recall 24V145000
A recall listed here may apply to a vehicle of this year, make and model. Only the manufacturer can say whether it applies to one vehicle: check the VIN with the official lookups.
| Published by | NHTSA (United States) |
|---|---|
| Campaign number | 24V145000 |
| Manufacturer's number | 24KWD |
| Manufacturer | PACCAR Incorporated |
| Reported | 2024-02-23 |
| Owners notified | 2024-08-12 |
| Component | SERVICE BRAKES, AIR:SUPPLY:RESERVOIR/TANK |
| Units potentially affected | 936 |
| Report | Quarterly report 8, for 2026 quarter 2 |
|---|---|
| Filed with NHTSA | 2026-07-29 |
| Vehicles in the campaign | 936 |
| Reported remedied | 225 (24%) |
| Reported unreachable | 0 |
| Reported removed | 0 |
These are the manufacturer's totals for the whole campaign at the end of 2026 quarter 2, as filed with NHTSA. They do not say whether one vehicle has been remedied: check the VIN with the official lookups. The reports are from data as of 2026-10-19.
What is wrong
PACCAR Incorporated (PACCAR) is recalling certain 2009-2021 Kenworth C500, 2012-2021 Kenworth T440, 2009-2015 Kenworth T660, 2015-2024 Kenworth T680, 2009-2024 Kenworth T800, 2009-2020 Kenworth T370, 2014-2023 Kenworth T880, 2011-2016 Kenworth T470, 2023 Kenworth T480, and 2009-2019 Kenworth W900 vehicles. The air tanks have an insufficient volume of air for the brake system. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 121, "Air Brake Systems."
What can happen
Insufficient air volume can reduce braking performance and increase the risk of a crash.
The remedy
Dealers will install the correct volume air tanks, free of charge. Owner notification letters were mailed August 12, 2024. Additional owner notification letters were mailed October 27, 2025. Owners may contact PACCAR customer service at 1-425-828-5888. PACCAR's number for this recall is 24KWD.
Notes
Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
| 2009 KENWORTH C500 | Built from 2008-08-12. |
|---|---|
| 2010 KENWORTH C500 | |
| 2011 KENWORTH C500 | |
| 2012 KENWORTH C500 | |
| 2013 KENWORTH C500 | |
| 2014 KENWORTH C500 | |
| 2015 KENWORTH C500 | |
| 2016 KENWORTH C500 | |
| 2017 KENWORTH C500 | |
| 2018 KENWORTH C500 | |
| 2019 KENWORTH C500 | |
| 2020 KENWORTH C500 | |
| 2021 KENWORTH C500 | Built to 2020-09-10. |
| 2009 KENWORTH T370 | Built from 2008-04-17. |
| 2010 KENWORTH T370 | |
| 2011 KENWORTH T370 | |
| 2012 KENWORTH T370 | |
| 2013 KENWORTH T370 | |
| 2014 KENWORTH T370 | |
| 2015 KENWORTH T370 | |
| 2016 KENWORTH T370 | |
| 2017 KENWORTH T370 | |
| 2018 KENWORTH T370 | |
| 2019 KENWORTH T370 | |
| 2020 KENWORTH T370 | Built to 2019-12-10. |
| 2012 KENWORTH T440 | Built from 2011-05-10. |
| 2013 KENWORTH T440 | |
| 2014 KENWORTH T440 | |
| 2015 KENWORTH T440 | |
| 2016 KENWORTH T440 | |
| 2017 KENWORTH T440 | |
| 2018 KENWORTH T440 | |
| 2019 KENWORTH T440 | |
| 2020 KENWORTH T440 | |
| 2021 KENWORTH T440 | Built to 2020-07-14. |
| 2011 KENWORTH T470 | Built from 2010-09-21. |
| 2012 KENWORTH T470 | |
| 2013 KENWORTH T470 | |
| 2014 KENWORTH T470 | |
| 2015 KENWORTH T470 | |
| 2016 KENWORTH T470 | Built to 2015-09-28. |
| 2023 KENWORTH T480 | Built 2022-11-16 to 2022-11-17. |
| 2009 KENWORTH T660 | Built from 2008-08-12. |
| 2010 KENWORTH T660 | |
| 2011 KENWORTH T660 | |
| 2012 KENWORTH T660 | |
| 2013 KENWORTH T660 | |
| 2014 KENWORTH T660 | |
| 2015 KENWORTH T660 | Built to 2014-11-10. |
| 2015 KENWORTH T680 | Built from 2014-01-21. |
| 2016 KENWORTH T680 | |
| 2017 KENWORTH T680 | |
| 2018 KENWORTH T680 | |
| 2019 KENWORTH T680 | |
| 2020 KENWORTH T680 | |
| 2021 KENWORTH T680 | |
| 2022 KENWORTH T680 | |
| 2023 KENWORTH T680 | |
| 2024 KENWORTH T680 | Built to 2023-01-12. |
| 2009 KENWORTH T800 | Built from 2007-12-13. |
| 2010 KENWORTH T800 | |
| 2011 KENWORTH T800 | |
| 2012 KENWORTH T800 | |
| 2013 KENWORTH T800 | |
| 2014 KENWORTH T800 | |
| 2015 KENWORTH T800 | |
| 2016 KENWORTH T800 | |
| 2017 KENWORTH T800 | |
| 2018 KENWORTH T800 | |
| 2019 KENWORTH T800 | |
| 2020 KENWORTH T800 | |
| 2021 KENWORTH T800 | |
| 2022 KENWORTH T800 | |
| 2023 KENWORTH T800 | |
| 2024 KENWORTH T800 | Built to 2023-10-26. |
| 2014 KENWORTH T880 | Built from 2012-12-03. |
| 2015 KENWORTH T880 | |
| 2016 KENWORTH T880 | |
| 2017 KENWORTH T880 | |
| 2018 KENWORTH T880 | |
| 2019 KENWORTH T880 | |
| 2020 KENWORTH T880 | |
| 2021 KENWORTH T880 | |
| 2022 KENWORTH T880 | |
| 2023 KENWORTH T880 | Built to 2022-11-01. |
| 2009 KENWORTH W900 | Built from 2008-02-05. |
| 2010 KENWORTH W900 | |
| 2011 KENWORTH W900 | |
| 2012 KENWORTH W900 | |
| 2013 KENWORTH W900 | |
| 2014 KENWORTH W900 | |
| 2015 KENWORTH W900 | |
| 2016 KENWORTH W900 | |
| 2017 KENWORTH W900 | |
| 2018 KENWORTH W900 | |
| 2019 KENWORTH W900 | Built to 2018-01-25. |
A vehicle with no link is not in this site's catalog, which covers cars, multipurpose vehicles and trucks by model year. The campaign is from data as of 2026-10-19.
Bulletins for the same vehicles and component
| 24KWE/24PBE | 2026-01-06. Emissions. The parts section has been updated for clarity. The right-hand shift stalk may have an improper wire harness terminal crimp within the wire harness connector. Loss of communication between the right-hand shift stalk and the vehicle may result in the vehicle being disabled after it comes to a stop, thereby increasing the risk of crash or injury. A warning will appear on the dash display when communication is lost, including transmission or engine warnings, “!” next to DNR/DNRP indicator, “-“ in the DNR/DNRP indicator, and/or chimes, depending upon whether you are operating a diesel/gas or battery electric vehicle. |
|---|---|
| 24KWD | 2025-11-05. Service bulletin. SAFETY RECALL Additional chassis have been included. The chassis list has been updated. Certain T370 / T440 / T470 / T480 / T660 / T680 / T800 / T880 / W900 / C500 chassis may be equipped with air tank reservoirs that have less than twelve times the combined volume of all service brake chambers which fail to conform to Federal Motor Vehicle Safety Standard (FMVSS) No.121, Air Brake Systems. |
| 24KWD | 2024-05-04. Service bulletin. Certain C500/T440/T470/T660/T680/T800/T880/W900 chassis may have air tank reservoirs that do not meet air volume requirements per FMVSS/CMVSS 121 “Air Brake Systems”. This bulletin will be updated when repair parts and procedures are available. |
| 23KWJ | 2024-01-05. Service bulletin. Safety Recall 23KWJ: T280/T380/T480 Delayed Trailer Brake Release T280/T380/T480 Delayed Trailer Brake Release. Safety Recall Certain T280/T380/T480 chassis built with 2.1m Medium Duty End of Frame Trailer Connections and Tractor Protection Valves may not meet the standard trailer brake release timing requirements by 0.5 seconds. A delay in the trailer brake release may create momentary instability to the trailer and increase the risk of a crash. |
| 23KWJ | 2023-11-10. Service bulletin. Safety Recall Interim Notification Certain T280/T380/T480 chassis built with 2.1m Medium Duty End of Frame Trailer Connections may not meet the standard trailer brake release timing requirements by 0.5 seconds. A delay in the trailer brake release can create instability to the trailer and increase the risk of a crash. Parts and repair procedures are not yet available. This bulletin will be updated when a repair path is determined. |
| 23KWB | 2023-06-03. Service bulletin. Parts and repair procedures are now available. Kenworth has determined that a safety defect exists in certain Model Year 2021-2024 T280, T380, and T480 chassis with air brakes. The brake pedal plunger which connects the brake pedal to the brake valve may dislodge after the pedal is fully depressed, and rapidly released (side slip foot brake release). If the plunger in the brake pedal assembly dislodges, the driver may be unable to apply the service brakes, which may increase the risk of a crash. |
| 13-059 | 2022-03-04. Service bulletin. On certain Model Year 2023 chassis with manual transmissions, the optional “Audible Alarm when Door is Open and Park Brake is not set” feature operates incorrectly due to a software issue. The software will be corrected when available |
| 13-054 | 2020-08-05. Service bulletin. Fix-As-Fail - Bendix New-Gen Lightweight Steer Axle Drum Brake Spider Cracking |
| 36-005 | 2020-02-05. Service bulletin. Information Only - Driver Performance Assistance (DPA) Coasting and Braking Scores Not Incrementing, Stays at 50%. The average score will never change nor create driver assistance popups based upon driver’s actions. A future software update will resolve the issue. This bulletin will be updated when the software update becomes available. |
| 44-029 | 2018-05-07. Service bulletin. Non-Safety Campaign - The coolant lines connected to the fuel filter may interfere with the brake chamber on certain T680/T880 vehicles. Repeated interference may cause the fittings to break and leak coolant. |
A bulletin is the manufacturer's note to its dealers. It is not part of this recall.