2022 Kenworth T680, 2022 Kenworth T880, 2022 Kenworth W900 Recall: HVAC controls may have insufficient soldering between the potentiometer(s)…
NHTSA campaign 21V546000 · Visibility · filed Jul 20, 2021 · verified Jul 30, 2026
The defect
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.
The risk
Inoperative windshield defrost may reduce driver visibility, increasing the risk of a crash.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →The fix — what to do
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.
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.
Affected vehicles
Related recalls
More Kenworth T680 recalls
- 2027 Kenworth T680 and 1 other model — Trailer air connection quick release (QR) valve in the air…
- 2024–2026 Kenworth T680 and 2 other models — 15-inch digital display may fail to display warning lights…
- 2025–2026 Kenworth L770 and 15 other models — Tail brake light, upper and lower beam headlights, reverse…
- 2021–2025 Kenworth T680 and 2 other models — High voltage (HV) contactors may open, causing a sudden…
- 2024–2025 Kenworth C500B and 22 other models — Please see the recall report for a complete list of models
Other campaigns involving Kenworth vehicles
Source: NHTSA recall database, campaign 21V546000 (manufacturer number 21KWE). Data last verified Jul 30, 2026.