Vehicle recall 21V546000 · July 20, 2021
Kenworth T680, T880 and 1 more model
The HVAC controls may have insufficient soldering between the potentiometer(s) and the PCBA board, resulting in windshield defrost failure.
Source: NHTSA data as of September 22, 2026. Last refreshed Sep 23, 2026, 2:43 AM UTC.
- Summary
- PACCAR Incorporated (PACCAR) is recalling certain 2022 Kenworth T680, T880, and W990 vehicles. The HVAC controls may have insufficient soldering between the potentiometer(s) and the PCBA board, resulting in windshield defrost failure.
- Consequence
- Inoperative windshield defrost may reduce driver visibility, increasing the risk of a crash.
- Remedy
- Dealers will replace HVAC control head, free of charge. Interim owner notification letters were mailed on September 17, 2021. Remedy parts are expected to be available mid-June, 2022. Owners may contact PACCAR's customer service at 1-425-828-5888 (Kenworth). PACCAR's number for this recall is 21KWE.
- Notes
- Owners may also contact the National Highway Traffic Safety Administration Vehicle Safety Hotline at 1-888-327-4236 (TTY 1-800-424-9153), or go to www.nhtsa.gov.
Recall details
- NHTSA campaign
- 21V546000
- Reported to NHTSA
- July 20, 2021
- Filed by
- PACCAR Incorporated
- Manufacturer campaign
- 21KWE
- Owner notification
- June 14, 2022
- Vehicles potentially affected
- 6,916
- Initiated by
- the manufacturer
- Components
- Visibility › Defroster/defogger/HVAC system
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 (2022): 2022
- Kenworth T880 (2022): 2022
- Kenworth W900 (2022): 2022
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.