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Service bulletins for the 2025 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.

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

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

Bulletins, newest first
S26230000312026-05-06. Service bulletin. ELECTRICAL SYSTEM. Active Damping Control Module (ADCM) Stored Diagnostic Trouble Codes (DTCs).
S26230000292026-05-06. Service bulletin. ELECTRICAL SYSTEM. B235C-64-TRAILER CONNECTION - SIGNAL PLAUSIBILITY FAILURE Diagnostic Trouble Code (DTC) Set.
91008062026-05-06. Service bulletin. ELECTRICAL SYSTEM. DTC C008F Calibration Not Learned remains active until the EPB Assembly Check is successfully completed at the vehicle assembly plant. This function is performed using the EPB Assembly Check Routine. Dealers must run the EPB Assembly Check Routine and confirm successful completion before replacing the EPB module, as module replacement should not be performed to address this condition. Note: Replacement modules leave supplier with C008F active.
08-195-262026-05-06. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Door Control Module (DCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● B2577-00 - Window Not Calibrated / Lost Calibration. Customers may experience one or more of the following: ● Power windows are inoperative and will not respond to switch inputs. ● Driver and passenger window auto up/down functions inoperative. *This bulletin involves inspecting and possibly reprogramming the DDM and PDM with the latest available software.
S2308000034 REV.B2026-04-29. Service bulletin. ELECTRICAL SYSTEM. No Wireless Charging Or Slow Wireless Charging
S2523000003 REV.A2026-04-29. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Door Latch, Handle And Ajar Additional Service Information.
23-011-262026-04-29. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Power Tailgate Latch Will Not Open Or Close, Tailgate Ajar Light On When Tailgate Is Close Customers may experience one or more of the following: ● Power tailgate not opening or closing intermittently. ● Tailgate is hard to open or close. ● 'Tailgate Ajar' light on in the Instrument Panel Cluster (IPC) when the tailgate is closed. ● Diagnostic Trouble Code (DTC) stored for tailgate latch switches causing intermittent failure.
1111292026-04-22. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. THERMOSTAT – NONE
1111282026-04-22. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. THERMOSTAT – NONE
S26230000262026-04-22. Service bulletin. ELECTRICAL SYSTEM. High Beams Will Not Stay On When Turn Stalk Is Pressed Forward
S26080000162026-04-22. Service bulletin. STEERING; ELECTRICAL SYSTEM. Heated Steering Wheel Operates Intermittently
S2408000018 REV.A2026-04-22. Service bulletin. ELECTRICAL SYSTEM. New Key Will Not Program, 0x22 Scan Tool Error
S26080000182026-04-22. Service bulletin. ELECTRICAL SYSTEM. Truck Bed or Ram Box 400W Power Outlets Inoperative.
91007992026-04-22. Service bulletin. ELECTRICAL SYSTEM. WARNING: Shorting the 48V output stud to the 12V output stud can cause immediate and irreversible damage to the power pack unit. Always use insulated tools and protective stud covers when performing service operations. NOTE: A loose or high resistance ground connection may result in abnormal voltage behavior and can increase the risk of electrical component damage. Always verify ground integrity before system power up. For P0AFA repair: Please follow the Service library steps 1 through 7 without fail. Only replace PPU or MGU after verifying the final step of the procedure.
91007952026-04-22. Service bulletin. ELECTRICAL SYSTEM. If the 12v power outlet is inoperable or appears to have over heated, please confirm with the customer by asking the following questions: 1.- Which device was connected to the outlet when or before the issue appeared 2.- For how long was the device connected before the power outlet stopped working?
08-150-262026-04-22. Service bulletin. ELECTRICAL SYSTEM. Flash: Occupant Restraint Controller Module (ORC) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● B0090-49 Left Frontal Acceleration Sensor-Internal Electronic Failure. ● B0095-49 Right Frontal Acceleration Sensor-Internal Electronic Failure. ● B2761-49 Left B-Pillar Impact Acceleration Sensor-Internal Electronic Failure. ● B2762-49 Left C-Pillar Impact Acceleration Sensor-Internal Electronic Failure. ● B2764-49 Right B-Pillar Impact Acceleration Sensor-Internal Electronic Failure. ● B2765-49 Right C-Pillar Impact Acceleration Sensor-Internal Electronic Failure. Customers may also experience the following symptom: ● Airbag warning light is on in the Instrument Panel Cluster (IPC). NOTE: Airbag deployment is not affected. This bulletin involves reprogramming the ORC module with the latest software.
08-140-26 REV. A2026-04-22. Service bulletin. ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RFHM) Updates Customer may experience one or more of the following: SYMPTOM: ● **Excessive Ignition Off Draw (IOD) on 12v vehicle battery if keys are left within proximity range.** (NA vehicles only). ● RFHM software update fails when attempting to perform a flash. ● Low vehicle battery. ● Key fob is inoperable. ● Proximity is inoperable. This bulletin involves inspecting and possibly reprogramming the RFHM module with the latest available software.
91007932026-04-15. Service bulletin. ELECTRICAL SYSTEM. Please review all wiring Connectors for latches between Latch and PTGM and Middle Connector to make sure they fully seated and Connectors are clipped in. No Latch to be replaced for stored DTCs. DTCs trigger due to loose connectors. Unplug and plug connectors back and clear DTCs and check the system.
91007862026-04-10. Service bulletin. ELECTRICAL SYSTEM. TBM2.0H Setting U0080-00. Do not replace TBM ECU or SGW. Under certain conditions, SGW Module may take longer to establish Ethernet communication after boot up. If it takes longer than 30 seconds, The TBM2.0H module will set DTC U0080 - Ethernet Bus 1. As soon as SGW responds, the TBM2.0H will demature the DTC and move it to STORED. This issue should not cause any customer related symptoms. Do not replace the following TBM Part Numbers: WL: 68639445AF,68637489AE,68663479AE. WS: 68734941AA,68729188AC. EJ: 68592344AI. KM: 68592343AL,68735975AD. DT: 68634362AJ,68624784AF,68624784AE,68735493AB,68735493AA. DJ (HDCC): 68608721AJ. If the TBM2.0H module has set the DTC U0080 and it is STORED or ACTIVE, please clear the fault and do nothing. No further diagnostics is required. ---------------------------------------------------------------------------------------------------- TBM2.0H Setting DTC B1E21 Do Not Replace the TBM ECU. Is triggered when the TBM Backup Battery is discharged, inactive, or drained. This can happen during the lifetime of the vehicle. TBM should NOT be replace for B1E21, since there is no fault on TBM. TBM battery is replaceable. Part number of the back-up battery inside TBM is 68597650AA. Do not replace the following TBM Part Numbers: WL: 68639445A$, 68663479A$. ---------------------------------------------------------------------------------------------------------- TBM Setting DTC U0499-00 Please refer to SOL S268A000004 if you are attempting to replace or repair the telematics box due to DTC U0499-00. This DTC does not cause direct customer impact and cannot be cleared. Engineering is working on TBM software enhancements, tentative Q2 2026. Do not replace the following TBM Part Numbers: KM: 68592343A$
S26230000202026-04-10. Service bulletin. ELECTRICAL SYSTEM. Aux Switches Below Radio Screen Do Not Work.
1093832026-04-10. Service bulletin. ELECTRICAL SYSTEM. CLUSTER - INSTRUMENT PANEL
08-143-262026-04-10. Service bulletin. ELECTRICAL SYSTEM. Traffic Sign Assist Unavailable – Service Required The customer may experience one or more of the following: SYMPTOM: ● “Traffic Sign Assist Unavailable – Service Required” message and icon displays on the Instrument Panel Cluster (IPC). This occurs after a remote start and typically at the first start of the day. ● The Odometer flashes when the traffic alert message is active. . 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.
S268A0000112026-04-01. Service bulletin. ELECTRICAL SYSTEM. Radio Remains On After Ignition Off
08-140-262026-04-01. Service bulletin. ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RFHM) Updates Customer may experience one or more of the following: SYMPTOM: ● **12V vehicle battery dies if keys are left within proximity range (NA vehicles only).** ● RFHM software update fails when attempting to perform a flash. ● Low vehicle battery. ● Key fob is inoperable. ● Proximity is inoperable. and a new LOPs.
08-134-262026-04-01. Service bulletin. ELECTRICAL SYSTEM. Universal Garage Door Opener (UGDO) Inoperable Technicians may or may not find the following Diagnostic Trouble Code (DTC) present: SYMPTOM: ● B251D1-00 - Universal Garage Door Opener Control. Customers may comment on the following: ● Operational questions regarding the usage of the HomeLink® UGDO. . 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.

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