Service bulletins for the 2021 Ram 3500
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.
585 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
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Only bulletins with component: Seat belts are shown. Show all
| S2610000001 | 2026-01-28. Service bulletin. SEAT BELTS. Seatbelt Slow Retraction. |
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| S2108000009 Rev. | 2022-07-18. Service bulletin. SEAT BELTS. RKE Does Not Unlock The Doors After A Remote Start Event |
| 08-052-21 REV. A | 2021-05-24. Service bulletin. SEAT BELTS; ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RF-HUB) Updates This bulletin involves reprogramming the RF-HUB with the latest software available. The customer may experience the following:The key fob won't unlock the doors while the vehicle is running and after a remote start. |
| 08-052-21 | 2021-04-26. Service bulletin. SEAT BELTS; ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RF-HUB) Updates This bulletin involves reprogramming the RF-HUB with the latest software available. The customer may experience the following:The key fob won't unlock the doors while the vehicle is running and after a remote start. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.