Kenworth / Peterbilt recall: Service brakes, air
What is wrong
Paccar is recalling certain model year 2013 kenworth t680, and peterbilt 579 vehicles, for failing to comply with the requirements of federal motor vehicle safety standard (FMVSS) no. 121, "air brake systems." these vehicles exceed the brake timing test requirements of FMVSS 121 for trailer circuits when 15 foot coiled trailer lines are used.
What could happen
The longer brake apply time may result in extended stopping distances, increasing the risk of a crash.
The fix
Paccar will notify owners and install a relay valve on the affected vehicles. All the vehicles have been repaired. Owner may contact kenworth at 1-425-828-5440 and peterbilt at 1-940-591-4196.
Vehicles covered
- Kenworth T680 2013
- Peterbilt 579 2013
Facts
- NHTSA recall number
- 12V214000
- Type
- Vehicle
- Filed by
- Paccar Incorporated
- Reported to NHTSA
- May 16, 2012
- Owners notified
- Jun 26, 2012
- Vehicles or items affected
- 7
- Started by
- The manufacturer
- Built
- –
- Part
- Service brakes, air › Supply › Hoses, lines/piping, and fittings
- Maker's own recall number
- 12KWB/0512-A
- Safety standard
- FMVSS 121
Notes
Kenworthâs recall number is 12kwb.peterbiltâs recall number is 0512-a.customers may contact the national highway traffic safety administration's vehicle safety hotline at 1-888-327-4236 (TTY: 1-800-424-9153); or go to http://www.safercar.gov.
Other recalls for the same vehicles
- Kenworth / Peterbilt recall: Seat belts Oct 14, 2026
- Kenworth / Peterbilt recall: Seats Aug 21, 2026
- Kenworth / Peterbilt recall: Electrical system Jul 27, 2026
- Kenworth / Peterbilt recall: Service brakes, air Jul 8, 2026
- Kenworth / Peterbilt recall: Exterior lighting Jun 26, 2025
- Kenworth / Peterbilt recall: Electrical system Mar 24, 2025
To check one car, enter its 17-character VIN on the official NHTSA page: a recall may cover only some vehicles of a model year.
Recall data: National Highway Traffic Safety Administration (NHTSA). Nebula is not affiliated with or endorsed by NHTSA.