In a significant move affecting the trucking industry,Paccar has announced a recall of more than 47,000 trucks, spotlighting a critical issue that could render drivers unable to steer their vehicles. This recall underscores the potential dangers posed by an assembly fault, threatening the safety of numerous drivers across the country.
The recall spans a wide range of models from the 2024 and 2025 lineups, specifically targeting Kenworth and Peterbilt trucks.
Among the Peterbilt lineup, the recall affects on-highway models 389, 579, and 589; medium-duty models 535, 536, 537, and 548; and vocational models 520 and 567.
Kenworth trucks involved in the recall include on-highway models T680, L770, and W990; the medium-duty model T280; and vocational models T380, T480, and T880.
This broad scope indicates the severity and widespread nature of the issue at hand.

At the heart of this recall is a significant assembly mishap. Specifically, certain steering gears were installed with an insufficient number of recirculating balls, leading to a potential fracture in the steering gear worm-shaft. Such a fracture can result in a complete loss of steering control, presenting a grave risk to drivers. The defect was traced back to component manufacturer R.H. Sheppard of Hanover, Pennsylvania, after a December recall highlighted issues with the steering gears.
R.H. Sheppard's recall report sheds light on the issue, citing an error in the steering gear recirculating ball insertion process during assembly. This error, combined with a gap in the rework process, allowed for the possibility of gears being installed with fewer balls than necessary without detection. To address this critical safety concern, Paccar plans to reach out to truck owners with notification letters slated for March 25. The company has committed to conducting repairs at no charge to the owners, aiming to mitigate the risks associated with this assembly fault and ensure the safety of its customers.
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Category: News
November 1, 2024
This holiday season, the U.S. Capitol Christmas Tree, lovingly known as the “People’s Tree,” is on an epic journey from the Tongass National Forest in Alaska to Washington, D.C. A beautifully wrapped Kenworth T680 is making the trip possible, stopping in communities nationwide to spread holiday cheer