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Service bulletins for the 2025 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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
S258A0000252025-12-23. Service bulletin. ELECTRICAL SYSTEM. Customer states Navigation is inaccurate, showing in wrong city or state.
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.
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
S258A0000212025-12-11. Service bulletin. ELECTRICAL SYSTEM. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
08-394-252025-12-11. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians 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
08-343-25 REV. A2025-12-11. Service bulletin. ELECTRICAL SYSTEM. Flash: Instrument Panel Cluster (IPC) Updates Customers may experience one or more of the following: ● **The IPC does not display the correct Tire Pressure Monitoring System (TPMS) graphic in the IPC (For dually vehicles only) Fig. 1.** ● While driving, resetting the Diesel Particulate Filter (DPF) gauge causes the IPC to freeze on that screen. The left-side steering wheel controls (used for navigating the IPC) becomes unresponsive while the right-side controls for cruise control remained functional. ● Power Take-Off (PTO) Password feature not able to reset. ● The IPC may incorrectly display an airbag warning light. ● Opening the driver door while the IPC is in sleep mode may cause the analog gauges to momentarily flutter. ● The navigation option does not appear in the main IPC menu. However, it can still be accessed through the Favorites screen. (When cycling through the main menu, option #5 is listed as Audio, but in the Favorites menu, option #5 correctly shows as Navigation) This bulletin involves updating the IPC with the latest available software.
S25240000142025-11-26. Service bulletin. ELECTRICAL SYSTEM; SEATS; STEERING. Heated Seats And Heated Steering Wheel Inoperative
S25230000882025-11-26. Service bulletin. ELECTRICAL SYSTEM. Vehicle Shifter Will Not Shift Out Of Park.
S2308000034 REV.A2025-11-19. Service bulletin. ELECTRICAL SYSTEM. No Wireless Charging Or Slow Wireless Charging
S25080000992025-11-19. Service bulletin. ELECTRICAL SYSTEM. Trailer Light Check Appears on Vehicles Not Equipped With the Option
S25080001002025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
S25080000802025-10-29. Service bulletin. ELECTRICAL SYSTEM. Remote Keyless Entry (RKE) Not Functional With One of the Paired Keyfobs, Passive Entry/ Keyless Go functions Would be Operational
S25230000852025-10-29. Service bulletin. ELECTRICAL SYSTEM. LED Fog Lamp Inoperative.
S25080000902025-10-29. Service bulletin. ELECTRICAL SYSTEM; SERVICE BRAKES. Brakes Appear to Drag After Setting Trailer Brake Feature in the Radio Settings
91007012025-10-29. Service bulletin. ELECTRICAL SYSTEM. 1. SGW DTC - U3033-00 and/or U3033-01 Active or store and cannot clear. If the security gateway module has set the security module certificate missing or invalid DTC (U3033-00 or U3033-01), it is being set erroneously. This DTC does not have any customer related symptoms affecting a vehicles operation. No service repairs and or parts replacements should be attempted for this specific DTC, the DTC will always appear as active. SOL released for this DTC : S2508000014 2. SGW not responding to diagnostic and showing offline in CDA/witech. TSB release to address above concern. 08-322-25, 08-323-25, 08-324-25, 08-325-25, 08-326-25, 08-327-25, 08-328-25, 08-329-25
08-328-25 REV. A2025-10-29. Service bulletin. ELECTRICAL SYSTEM. Security Gateway Module (SGW) Software Update Customers may experience one or more of the following: ● SGW module is not responding to diagnostics and showing offline. ● If message for FOTA apprears, then a manual flash is required for SGW update. ● Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL).
08-343-252025-10-29. Service bulletin. ELECTRICAL SYSTEM. Flash: Instrument Panel Cluster (IPC) Updates Customers may experience one or more of the following: ● While driving, resetting the Diesel Particulate Filter (DPF) gauge causes the IPC to freeze on that screen. The left-side steering wheel controls (used for navigating the IPC) becomes unresponsive while the right-side controls for cruise control remained functional. ● Power Take-Off (PTO) Password feature not able to reset. ● The IPC may incorrectly display an airbag warning light. ● Opening the driver door while the IPC is in sleep mode may cause the analog gauges to momentarily flutter. ● The navigation option does not appear in the main IPC menu. However, it can still be accessed through the Favorites screen. (When cycling through the main menu, option #5 is listed as Audio, but in the Favorites menu, option #5 correctly shows as Navigation). This bulletin involves updating the IPC with the latest available software.
S25080000872025-10-15. Service bulletin. ELECTRICAL SYSTEM. Cluster Display Resets Intermittently
S2508000042 REV.C2025-10-15. Service bulletin. ELECTRICAL SYSTEM. Instrument Panel Cluster (IPC) Erroneous Message at Start Up, “Warning Light Illumination Unavailable Service Required”
1076152025-10-08. Service bulletin. ELECTRICAL SYSTEM. SENSOR - EXHAUST TEMPERATURE
S2323000020 REV.B2025-10-02. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Power Side Steps Reverse, Stop In Motion, And/Or Do Not Deploy Or Stow
08-328-252025-10-02. Service bulletin. ELECTRICAL SYSTEM. Security Gateway Module (SGW) Software Update Customers may experience one or more of the following: ● SGW module is not responding to diagnostics and showing offline. ● If message for FOTA apprears, then a manual flash is required for SGW update. ● Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL). This bulletin involves flashing the SGW to the latest software level in the case that the FOTA did not function.
08-307-252025-09-24. Service bulletin. ELECTRICAL SYSTEM. Flash: Central Vision Advanced Driver Assistance System (CVADAS) Module Update Customers may experience the following: ● When "Push to Center" button is pressed and the trailer is at a large angle, trailer oscillation may occur during trailer reverse steering control. ● The steering wheel may rapidly turn back and forth during the trailer "Push to Center" event. ● An audible beep/tone occurs along with a message in the cluster stating, "Trailer reverse steer control canceled, hands on wheel detected". In addition, the following software enhancement is available: ● Fifth wheel/gooseneck trailer reverse steering control feature added This bulletin involves updating the CVADAS with the latest available software.
21-027-25 REV. A2025-09-24. Service bulletin. ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates *Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P0827-00 Up and Down Shift Switch Circuit Low. ● P0826-00 Up and Down Shift Switch Circuit. ● P085F-00 Up and Down Shift Switch Circuit Range/Performance.** ● P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Customers may also experience one or more of the following: ● **Vehicle stuck in default gear, and possibly stranded for many minutes. ● Rough/bumpy 2-3 power on upshifts and/or 3-2 coast down shifts.** ● Vehicle enters into limp home mode. **Other software improvements: ● Decreased sensitivity to faults P1D8A and P1D8B.* This bulletin involves inspecting the TCM software level and possibly reprogramming the TCM with the latest available software
OTHERDOC_1482025-09-17. Over-the-air update. ELECTRICAL SYSTEM. Global Telematics Box Module Over The Air Update from R5N & R5R1 to R5T TBM2.H Software Version (FOTA) Customers may experience one or more of the following: - Error display of "Uconnect Box Requires Service/Wifi Unavailable" popups; [ TBM DTC B22A9-96 Internal Performance Failure ]. - Error display of "Uconnect Box Requires Service" popups; [ TBM DTCs B1560, B1561, B1562 - Antenna loose connection ]. - TBM sleep mode not working causing battery drain in some cases. This bulletin applies to vehicles equipped with a Global Telematics Box Module (TBM) (Sales Code RDG)

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