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Service bulletins for the 2023 Ram 2500

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.

356 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
S1408000384 REV.J2026-03-13. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
1106032026-03-13. Service bulletin. ELECTRICAL SYSTEM. SPEAKER - NONE
1106042026-03-13. Service bulletin. ELECTRICAL SYSTEM. SPEAKER - NONE
1105992026-03-13. Service bulletin. ELECTRICAL SYSTEM. SPEAKER - NONE
1106002026-03-13. Service bulletin. ELECTRICAL SYSTEM. SPEAKER - NONE
23-005-262026-03-13. Service bulletin. STRUCTURE:BODY. Windshield Wiper Blade Maintenance Customers may experience one or more of the following: SYMPTOM: ● Wiper blades that chatter/streak/jump/skip/smear or make noise while traveling across the windshield. . No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC.
09-003-262026-03-05. Service bulletin. ENGINE. Cummins 6.7L Air Filter Replacement DTC P0299 Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P0299-00 - Turbocharger Underboost. Customers may also comment on the following: ● Low power/acceleration or lag condition. This bulletin involves performing an Air Handling Performance Test (APT) and possibly replacing the air filter.
S228A000025 REV.A2026-03-05. Service bulletin. ELECTRICAL SYSTEM. Harman R1H Uconnect 5 Radio Software Flash Error Codes
S268A0000082026-03-05. Service bulletin. ELECTRICAL SYSTEM. Uconnect Box Requires Service, Please Visit an Authorized Dealer Message on Display Message With DTCs B1498-13, B1498-19 or B1570-93
S1923000010 REV.A2026-03-05. Service bulletin. STRUCTURE:BODY. Floor Console Center Storage Bin Door Inoperable And Or Stuck Closed.
S2423000027 REV.D2026-03-05. Service bulletin. ELECTRICAL SYSTEM. Horn Sound Is Weak, Off Tone, Inoperative, Or Intermittent.
S1408000384 REV.I2026-02-19. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
S26230000062026-02-19. Service bulletin. ELECTRICAL SYSTEM. Washer Fluid Warning Lamp Illuminated When Reservoir Is Full
S2308000120 REV.F2026-02-12. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative. Rain Sensor Internal Failure.
S26070000022026-02-12. Service bulletin. ENGINE. Hemi Water Pump Coolant Leak Inspection
S26100000012026-01-28. Service bulletin. SEAT BELTS. Seatbelt Slow Retraction.
S2308000120 REV.E2026-01-21. Service bulletin. ELECTRICAL SYSTEM. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative. Rain Sensor Internal Failure.
08-394-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure.
08-383-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Software Updating from 5.39 to 5.65 *Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● B2206-00 - Current VIN Missing / Mismatch.** Customers may experience the following: ● **SOS Unavailable message pops up on radio during a remote start event due to TBM DTC B2206-00. This bulletin involves reprogramming the TBM with the latest available software.Telematics Box Module (TBM) Software Updating from 5.39 to 5.65 *Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● B2206-00 - Current VIN Missing / Mismatch.** Customers may experience the following: ● **SOS Unavailable message pops up on radio during a remote start event due to TBM DTC B2206-00. This bulletin involves reprogramming the TBM with the latest available software.
08-219-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Firmware Over The Air (FOTA) Software Updating from 5.39 to 5.65 *Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● B2206-00 - Current VIN Missing / Mismatch.** Customers may experience the following: ● **SOS Unavailable message pops up on radio during a remote start event due to TBM DTC B2206-00. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The TBM software will be updated from 5.39.1 to 5.65 software level.Telematics Box Module (TBM) Firmware Over The Air (FOTA) Software Updating from 5.39 to 5.65 *Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● B2206-00 - Current VIN Missing / Mismatch.** Customers may experience the following: ● **SOS Unavailable message pops up on radio during a remote start event due to TBM DTC B2206-00. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The TBM software will be updated from 5.39.1 to 5.65 software level.Telematics Box Module (TBM) Firmware Over The Air (FOTA) Software Updating from 5.39 to 5.65 *Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● B2206-00 - Current VIN Missing / Mismatch.** Customers may experience the following: ● **SOS Unavailable message pops up on radio during a remote start event due to TBM DTC B2206-00. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The TBM software will be updated from 5.39.1 to 5.65 software level.
91007342025-12-17. Service bulletin. ELECTRICAL SYSTEM. If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an authorized dealer." PLEASE do not Replace the TBM module, only replace TBM Internal Battery (inside Telematics Box Module) and order PN68493347
9100568 Rev 12025-12-17. Service bulletin. ELECTRICAL SYSTEM. Order regular part number for New, Unsold and Warranty units only. Verify Z part number availability. Order a Z part number for all Exchange Orders, Mopar, customer pay and service contract.
91007352025-12-17. Service bulletin. ELECTRICAL SYSTEM. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order"68" part number for New unsold units only
S25050000032025-12-17. Service bulletin. SERVICE BRAKES. Diagnostic Trouble Code (DTC) C0050-00-Brake System Hydraulic Leak Set After Recent Repair.
S258A0000212025-12-11. Service bulletin. ELECTRICAL SYSTEM. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.