2021 Kenworth C500 recalls (1)
1 NHTSA safety recall covers the 2021 Kenworth C500. Every recall repair is free at any Kenworth dealer.
Is yours affected? Recalls cover ranges of VINs, not every 2021 Kenworth C500. Check your C500 by VIN and confirm open recalls at NHTSA.gov.
Every 2021 Kenworth C500 recall
Each campaign as NHTSA published it: what is wrong, what can happen, and the fix. Newest first.
Service Brakes, Air · NHTSA 24V145000
- Problem
- 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."
- Risk
- Insufficient air volume can reduce braking performance and increase the risk of a crash.
- Fix
- 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.
2021 Kenworth C500 complaints and service bulletins
Kenworth has issued at least 7 technical service bulletins (repair instructions to dealers) for this model year. Complaints are unverified owner reports; a recall is the manufacturer’s admission of a safety defect.
Service bulletins by component
- Engine (3)
- Equipment (1)
- Forward Collision Avoidance (1)
- Seat Belts (1)
- Seats (1)
- Service Brakes (1)
Check your C500 by VIN
Not every 2021 Kenworth C500 is in every recall. Enter your 17-character VIN to see the recalls on record for your exact vehicle, then confirm which are still open at NHTSA.gov or with any Kenworth dealer.