Defective Harness May Cause Loss of Drive Power

Affected vehicles (3)

Component / system

Defect

PACCAR Incorporated (PACCAR) is recalling certain 2021-2026 Peterbilt 220, 2022-2026 Kenworth K370, and 2020-2026 K270 Medium-Duty Battery Electric Vehicles. The cradle harness may have a loose electrical connection that can cause a loss of drive power.

Risk / consequence

A loss of drive power increases the risk of a crash.

Remedy

Dealers will inspect and replace the cradle harness as necessary, free of charge. Owner letters were mailed September 8, 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 25KWD and 25PBD.

Chronology of events

1. Jul 30, 2024

   07-30-24: Safety and compliance notified. Investigation opened.

2. Jul 31, 2024

   07-31-24: Amphenol representatives on site at Dana Mexico facility are segregating defective harnesses.

3. Aug 7, 2024

   08-07-24: Clean point was requested from the supplier.

4. Sep 5, 2024

   09-05-24: Dana provided an update for potential root causes and actions.

5. Oct 3, 2024

   10-03-24: Dana shared warranty claims.

6. Oct 17, 2024

   10-17-24: Dana shared clean point.

7. Oct 30, 2024

   10-30-24: A follow up meeting was held with Dana to gain clarity of potential effects and root cause.

8. Nov 8, 2024

   11-08-24: Dana provided additional explanation of the connector’s function and claim rates.

9. Dec 4, 2024

   12-04-24: A follow up meeting was held with Dana.

10. Dec 5, 2024

    12-05-24: Affected population shared with PACCAR.

11. Dec 12, 2024

    12-12-24: Meeting was held with Dana. Data shown to support limiting suspect population to two batches.

12. Jan 28, 2025

    01-28-25: Safety committee meeting held. Safety committee discussed the issue and has recommended to obtain Dana’s Safety Committee’s decision on this topic.

13. Feb 4, 2025

    02-04-25: Dana shared updated warranty data, which included three new claims for spread terminals.

14. Feb 7, 2025

    02-07-25: Dana shared their Safety Committee’s decision. Dana does not believe there is a safety risk, only loss of vehicle function.

15. Feb 10, 2025

    02-10-25: Safety Committee meeting held. Safety committee discussed the issue and decided to have a meeting with their counterparts at Dana to discuss this topic.

16. Feb 26, 2025

    02-26-25: PACCAR Chief Engineers met with Dana. 03-06-25: PACCAR requested 8D Problem Solving document from Dana.

17. Mar 13, 2025

    03-13-25: PACCAR received 8D documentation from Dana.

18. Mar 18, 2025

    03-18-25: Safety committee meeting held. PACCAR determines the issue is a safety related defect. As of March 18, 2025, PACCAR received 10 warranty claims and zero field report about trucks in the field that may be related between September 2023 and January 2025.

Notification schedule

Dealer notification

Apr 08, 2025 - Aug 18, 2025 No Dealers

Owner notification

Jul 24, 2025 - Sep 08, 2025 Phased Recall