Service bulletins for the 2025 Peterbilt 537
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.
35 on file from NHTSA, as of 2026-10-19.
By type
By component
Only bulletins with component: Suspension are shown. Show all
| 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. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.