# Service bulletin 08\-219\-25 REV. A

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.

- Type: Service bulletin
- NHTSA id: 11026666
- Published by NHTSA: 2025\-12\-17
- Manufacturer's number: 08\-219\-25 REV. A
- Manufacturer's date: 2025\-12\-10
- NHTSA component: ELECTRICAL SYSTEM

## NHTSA's summary

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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2025/MC-11026666-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2025/MC-11026666-9999.pdf)

The document is the manufacturer's. This site does not hold it.

## Components

Electrical system

## Trouble codes named

B2206

## Vehicles listed

- 2022 to 2023 RAM 1500
- 2022 to 2023 RAM 2500
- 2022 to 2023 RAM 3500

## Recalls for the same vehicles and component

- [25V298000](/recalls/nhtsa/25V298000.md), 2025-05-08: AIR BAGS; ELECTRICAL SYSTEM:WIRING
- [2023026](/recalls/tc/2023026.md), 2023-02-09: Electrical
- [23V060000](/recalls/nhtsa/23V060000.md), 2023-02-09: ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS
- [2021629](/recalls/tc/2021629.md), 2021-10-14: Electrical
- [21V798000](/recalls/nhtsa/21V798000.md), 2021-10-14: ELECTRICAL SYSTEM:WIRING:RELAYS/SOLENOIDS

## Other bulletins for the same vehicles and component

- [9100901](/bulletins/11037344.md), 2026-09-17, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
- [113855](/bulletins/11036364.md), 2026-08-26, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. SWITCH AND BEZEL \- FRONT DOOR
- [113854](/bulletins/11036363.md), 2026-08-26, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. SWITCH AND BEZEL \- FRONT DOOR
- [114072](/bulletins/11036362.md), 2026-08-26, Service bulletin: ELECTRICAL SYSTEM. MOTOR \- WINDOW REGULATOR
- [114073](/bulletins/11036361.md), 2026-08-26, Service bulletin: ELECTRICAL SYSTEM. MOTOR \- WINDOW REGULATOR
- [113744](/bulletins/11035981.md), 2026-08-06, Service bulletin: ENGINE; ELECTRICAL SYSTEM. SENSOR \- TURBOCHARGER SPEED
- [113742](/bulletins/11035980.md), 2026-08-06, Service bulletin: ENGINE; ELECTRICAL SYSTEM. SENSOR \- TURBOCHARGER SPEED
- [08\-291\-26](/bulletins/11035315.md), 2026-07-29, Service bulletin: ELECTRICAL SYSTEM. R1H UBQ/UEQ Intermittent HVAC Page Lockup Customers may experience one or more of the following: SYMPTOM: ● Intermittently the HVAC page on the Display Screen Module will change temperature and blower speed and then freeze. ● When on the HVAC page, the Display Screen Module may not respond to touch. All other pages operate as intended.
- [08\-288\-26](/bulletins/11035312.md), 2026-07-29, Service bulletin: ELECTRICAL SYSTEM. Radio Does Not Display Selected Drive Mode Customers may experience the following: SYMPTOM: ● Drive Mode setting reverts back to "Auto" on Display Screen Module while the Instrument Panel Cluster \(IPC\) shows the Drive Mode that has been requested.
- [S2608000033](/bulletins/11035198.md), 2026-07-23, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. Cluster Message “To Operate Tailgate Shift to Park” Vehicle is In Park

JSON: [/v1/bulletins/11026666](/v1/bulletins/11026666)

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