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Service bulletins for the 2022 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.

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

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By component

By trouble code

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

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
1104632026-03-05. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM. SWITCH - TRAILER BRAKE CONTROL MODULE , ADAPTER & WIRING KIT - TRAILER TOW.
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
S268A0000072026-03-05. Service bulletin. ELECTRICAL SYSTEM. Navigation Is Active On The Radio But Not Available On The Cluster
91007672026-03-05. 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.
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
18-021-262026-02-19. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) 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): ● P0300-00 - Multiple Cylinder Misfire - in Active or Stored status set during cold start catalyst heating. ● P0301-00 - Cylinder 1 Misfire - in Active or Stored status set during cold start catalyst heating. ● P0302-00 - Cylinder 2 Misfire - in Active or Stored status set during cold start catalyst heating. ● P0303-00 - Cylinder 3 Misfire - in Active or Stored status set during cold start catalyst heating. ● P0304-00 - Cylinder 4 Misfire - in Active or Stored status set during cold start catalyst heating. ● P0305-00 - Cylinder 5 Misfire - in Active or Stored status set during cold start catalyst heating. ● P0306-00 - Cylinder 6 Misfire - in Active or Stored status set during cold start catalyst heating.** ● P2097 - Downstream Fuel Trim System 1 Rich. ● P2099 - Downstream Fuel Trim System 2 Rich. **Customers may comment on one or more of the following: ● Vehicle has a rough idle. ● Engine has a miss. ● Noisy valvetrain.** ● Lack power/responsiveness for the first couple of minutes or about 90 seconds after a cold start and later performs as expected. This bulletin involves reprogramming the PCM with the latest available software.
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.
08-376-25 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
1088862025-12-11. Service bulletin. ELECTRICAL SYSTEM. SENSOR - ACCELERATION
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
08-376-252025-11-26. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Firmware Over The Air (FOTA) Software Updating from 5.39 to 5.65 Customers may experience the following: ● No connectivity. This bulletin involves reprogramming the TBM with the latest available software.
S2308000034 REV.A2025-11-19. Service bulletin. ELECTRICAL SYSTEM. No Wireless Charging Or Slow Wireless Charging
S25080001002025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562

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