Service bulletins for the 2021 Ram 1500
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.
1129 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
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Only bulletins with component: Transfer case are shown. Show all
| 9100181 | 2023-09-25. Service bulletin. POWER TRAIN; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). Transfer case rear output seal For customer concerns related to Transfer Case Rear Output Seal leak please call FCA Redacted Content prior to repair. If no response within 15 minutes, proceed with the repair. |
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The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.