Service bulletins for the 2024 Peterbilt 548
A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.
42 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Suspension are shown. Show all
| 14-035 | 2025-10-06. Service campaign. SUSPENSION. Campaign - Certain Peterbilt Model 548 trucks equipped with a high-entry drive axle option were manufactured with an incorrect intermediate frame crossmember. The correct crossmember includes a cutout specifically designed to accommodate the high-entry drive axle. |
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| 24PBJ | 2025-08-05. Service bulletin. POWER TRAIN; SUSPENSION. "Safety Recall Parts and repair procedures are now available. Certain Meritor 10-16K and 18-23K Front Steer Drive Axles may have insufficient wheel bearing grease. Insufficient lubrication in the wheel bearing may cause the wheel hub to overheat and become damaged, which may increase the risk of a crash or thermal event . The driver may hear noise, excessive steering play, and/or smoke from the front wheel. |
| 25PBE | 2025-08-05. Service bulletin. SUSPENSION. Safety Recall – Interim Notifi cation Interim bulletin chassis are now fl agged in the PACCAR Registration and Warranty System. Refer to Bulletin 99-048 |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.