The defect
PACCAR Incorporated (PACCAR) is recalling certain 2024 Peterbilt 537, 2024-2025 Kenworth T380, T480, Peterbilt 548, and 2025 Peterbilt 536 trucks, equipped with certain Meritor 10-16K and 18-23K front steer drive axles. The front steer drive axles may have insufficient wheel bearing lubricant.
The risk
Insufficient lubrication may cause the wheel hub to overheat, increasing the risk of a fire, or result in a loss of vehicle control, increasing the risk of a crash.
The remedy
Dealers will inspect and repair the wheel end with new parts and lubricate the bearings as necessary, free of charge. Owner letters were mailed July 21, 2025. Owners may contact Kenworth's customer service at 1-425-828-5888 or Peterbilt's customer service at 1-940-591-4220. PACCAR's numbers for this recall are 24KWJ and 24PBJ.
NHTSA's own wording · initiated by MFR
Vehicles covered
| Model | Model years |
|---|---|
| Kenworth T380 | 2024, 2025 |
| Kenworth T480 | 2024, 2025 |
| Peterbilt 536 | 2025 |
| Peterbilt 537 | 2024 |
| Peterbilt 548 | 2024, 2025 |
Components: POWER TRAIN:AXLE HUBS
Model years in this recall
NHTSA complaints and the number of recall campaigns for each model year this recall covers.
| Model | Year | Complaints | Recalls |
|---|---|---|---|
| Kenworth T380 | 2024 | 0 | 11 |
| Kenworth T380 | 2025 | 2 | 8 |
| Kenworth T480 | 2024 | 0 | 13 |
| Kenworth T480 | 2025 | 0 | 8 |
| Peterbilt 536 | 2025 | 0 | 7 |
| Peterbilt 537 | 2024 | 0 | 11 |
| Peterbilt 548 | 2024 | 1 | 13 |
| Peterbilt 548 | 2025 | 1 | 7 |
Other power train recalls in 2024
41 of the 950 recall campaigns reported to NHTSA in 2024 concerned the power train; PACCAR Incorporated filed 154 campaigns in all.
| 24V941000 18 Dec 2024 | Mercedes-Benz USA, LLC |
| 24V862000 15 Nov 2024 | Mercedes-Benz USA, LLC |
| 24V853000 8 Nov 2024 | Diamond C Trailer MFG |
| 24V839000 7 Nov 2024 | General Motors, LLC |
| 24V830000 4 Nov 2024 | International Motors, LLC |
| 24V825000 1 Nov 2024 | Honda (American Honda Motor Co.) |
| 24V815000 31 Oct 2024 | Mazda North American Operations |
| 24V816000 31 Oct 2024 | Mazda North American Operations |
NHTSA recalls (public domain) · all recalls of 2024