Electrical system: propulsion system
- Component
- Electrical system: propulsion system
- Manufacturer
- PACCAR Incorporated
- Vehicles affected
- 238
- Reported to NHTSA
- 2025-03-24
- Owners notified
- 2025-05-13
Defect description
PACCAR Incorporated (PACCAR) is recalling certain 2022-2025 Peterbilt 520, 579, and 2021-2025 Kenworth T680 trucks. The high voltage (HV) contactors may open, causing a sudden loss of high voltage and a loss of drive power.
Safety risk
A loss of drive power increases the risk of a crash.
Manufacturer remedy
Dealers will update the software and replace the electrical harness, free of charge. Owner notification letters were mailed May 13, 2025. Owners may contact Peterbilt's customer service at 1-940-591-4220 and Kenworth's customer service at 1-425-828-5888. PACCAR's numbers for this recall are 25PBC and 25KWC.