Vehicle recall 04V449000 · September 13, 2004
Kenworth T600, T800 and 1 more model
On certain trucks built with the optional dana spl driveline, the u-joint fasteners at the output yoke of the transmission were not properly tightened.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- On certain trucks built with the optional dana spl driveline, the u-joint fasteners at the output yoke of the transmission were not properly tightened.
- Consequence
- If the u-joints were to become loose, a portion of the driveline could become detached from the vehicle and fall out from under the vehicle, which could cause a crash.
- Remedy
- Dealers will verify the torque of the u-joint fasteners. Parts showing excessive wear will be replaced. The recall began on November 12, 2004. Owners should contact kenworth at 1-425-828-5440.
- Notes
- Kenworth recall NO.04KW6.CUSTOMERS can also contact the national highway traffic safety administration's auto safety hotline at 1-888-dash-2-dot (1-888-327-4236).
Recall details
- NHTSA campaign
- 04V449000
- Reported to NHTSA
- September 13, 2004
- Filed by
- PACCAR INCORPORATED
- Manufacturer campaign
- 04KW6
- Owner notification
- November 12, 2004
- Vehicles potentially affected
- 203
- Initiated by
- the manufacturer
- Components
- Power train › Driveline › Universal joint
Vehicles covered
As listed by NHTSA. A recall usually covers only some vehicles of each model and year, often a production date range.
- Kenworth T600 (2004): 2004
- Kenworth T800 (2004): 2004
- Kenworth W900 (2004): 2004
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.