Vehicle recall 12V214000 · May 16, 2012
Peterbilt 579 and Kenworth T680
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…
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- 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.
- Consequence
- The longer brake apply time may result in extended stopping distances, increasing the risk of a crash.
- Remedy
- 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.
- Notes
- Kenworths recall number is 12KWB.PETERBILTs 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.
Recall details
- NHTSA campaign
- 12V214000
- Reported to NHTSA
- May 16, 2012
- Filed by
- PACCAR INCORPORATED
- Manufacturer campaign
- 12KWB/0512-A
- Owner notification
- June 26, 2012
- Vehicles potentially affected
- 7
- Initiated by
- the manufacturer
- Components
- Service brakes, air › Supply › Hoses, lines/piping, and fittings
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Kenworth T680 (2013): 2013
- Peterbilt 579 (2013): 2013
Has your Kenworth been repaired?
Recalls here come from NHTSA’s records for the model and year. Not every vehicle of a model is included in every recall, and this site can’t see whether a repair has been done. Only a VIN lookup can tell you that.
NHTSA’s VIN search doesn’t show recalls that were already repaired, recalls more than 15 years old, or some small manufacturers’ recalls. A Kenworth dealer can also check your VIN. Recall repairs are free.