Vehicle recall 08V431000 · August 25, 2008
Peterbilt 365, Peterbilt 385 and 4 more models
The size 14 service chamber of certain front air disc brakes may have been contaminated with grease between the piston head/plate and the diaphragm.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- Paccar is recalling 86 my 2009 kenworth T660, T800, W900, and peterbilt 386, 365, and 388 trucks equipped with bendix front air disc brakes. The size 14 service chamber of certain front air disc brakes may have been contaminated with grease between the piston head/plate and the diaphragm. When braking pressure is applied, the grease may allow the piston head/plate to slip off center and catch on the reducing ring of the size 14 service chamber.
- Consequence
- The catching of the piston head/plate on the reducing ring may lock up the corresponding front air disc brake which may impact the operator's ability to steer or control the vehicle.
- Remedy
- Dealers will replace both front air disc brakes size 14 service chambers free of charge. The recall began on August 27, 2008. Owners may contact kenworth at 1-425-828-5440 and peterbilt at 1-940-591-4196.
- Notes
- Kenworth recall no. 08KWA and peterbilt recall no. 708F.CUSTOMERS may also 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
- 08V431000
- Reported to NHTSA
- August 25, 2008
- Filed by
- PACCAR INCORPORATED
- Manufacturer campaign
- 08KWA & 708F
- Owner notification
- August 28, 2008
- Vehicles potentially affected
- 86
- Initiated by
- the manufacturer
- Components
- Service brakes, air › Disc
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Kenworth T660 (2009): 2009
- Kenworth T800 (2009): 2009
- Kenworth W900 (2009): 2009
- Peterbilt 365 (2009): 2009
- Peterbilt 385 (2009): 2009
- Peterbilt 388 (2009): 2009
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.