# Service bulletin 0820923

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: 10243293
- Published by NHTSA: 2023\-10\-02
- Manufacturer's number: 0820923
- Manufacturer's date: 2023\-08\-31
- NHTSA component: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.

## NHTSA's summary

Radio Over The Air Update from S24.6, S26.15 and T25.43 to T25.48 Software Version Customer may experience one or more of the following: ? Ambient Light Setting inoperable. ? Radio reset \(Rearview camera functions normally\). ? Voice Recognition \(VR\) inoperable. ? Audio sources inoperable. ? Wireless CarPlayT inoperable. ? Setting preferences not saved on correct profile. ? Audio loss. 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 radio software will be updated from S24.6, S26.15 and T25.43 to T25.48. NOTE: The National campaign for this FOTA update is estimated to be launched on September 29, 2023.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10243293-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10243293-9999.pdf)

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

## Components

Electrical system, Equipment and accessories, Software

## Vehicles listed

- 2022 to 2023 RAM 1500
- 2022 to 2023 RAM 2500
- 2022 to 2023 RAM 3500
- 2022 to 2023 RAM 4500
- 2022 to 2023 RAM 5500

## Other bulletins for the same vehicles and component

- [0802824](/bulletins/10251875.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Update from QR39.82F to QR40.12 Software Version Customer may experience one or more of the following: ? Mobile Wi\-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. 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 radio software will be updated from QR39.82F to QR40.12. NOTE: National launch for this FOTA update is expected to begin Feburary 19, 2024.
- [0802624](/bulletins/10251870.md), 2024-03-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Update from QR39.5 to QR40.11 Software Version Customer may experience one or more of the following: ? Mobile Wi\-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone when trying to connect to a device. 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 radio software will be updated from QR39.5 to QR40.11. NOTE: National launch for this FOTA update is expected to begin Feburary 19, 2024.
- [0815823](/bulletins/10248958.md), 2024-01-16, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Update to T25.48 Software Version Customers may experience one or more of the following: ? Unable to exit FamCam. ? Electric vehicle pages inoperable. ? Ambient Light Setting inoperable. ? Radio reset \(Rear view camera functions normally\). ? Voice Recognition \(VR\) inoperable. ? Scheduled cabin cooling inoperable. ? Unable to exit electric vehicle page. ? Audio sources inoperable. ? Wireless CarPlay® inoperable. ? Setting preferences not saved on correct profile. ? Audio loss. 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 radio software will be updated from S26.17 to T25.48. NOTE: The National campaign for this FOTA update launched July 17, 2023.
- [0818523](/bulletins/10248609.md), 2024-01-08, Service bulletin: ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Radio Over The Air Update From 136.10.04, 139.01.53 and 145.00.15 to R160 Software Version. Customer may experience one or more of the following: ? Media source changes to AM after the theme mode is changed \(ex. headlights on \- dark mode\). ? Audio cuts out at volume levels 30 or above. ? System switches to Wireless after key cycle, profile change, or theme mode change. ? Wireless phone interface freezes after user accepts incoming call when in a conference call. ? Wi\-Fi Hotspot gets disabled automatically when turning the vehicle ignition off for a long period. ? Loss of SXM/AM/FM presets. ? Blank Screen and Home Screen Loading \(Rearview Camera not affected\). ? Radio Reboot \(Rearview Camera not affected\) 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 radio software will be updated from 136.10.04, 139.01.53 and 145.00.15 to R160. NOTE: Radio version 141.01.12 population not included in FOTA RSU due to active safety investigation and recall Z47 for RVC \(Rear View Camera Blank\) issue. NOTE: The National campaign for this FOTA update is estimated to be launched on April 17, 2023.
- [0821223](/bulletins/10247475.md), 2023-12-18, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:INFOTAINMENT; BACK OVER PREVENTION. Radio Over The Air Update From S26.17 and T25.48 to T25.51 Software Version Customers may experience one or more of the following: ? Missing Side Camera and Trailer View SoftKeys. ? Ambient Light Setting inoperable. ? Radio reset \(Rearview camera functions normally\). ? Voice Recognition \(VR\) inoperable. ? Audio sources inoperable. ? Wireless CarPlay® inoperable. ? Setting preferences not saved on correct profile. ? Audio loss. This bulletin supersedes Technical Service Bulletin \(TSB\) 08\-212\-23, date of issue September 01, 2023, which should be removed from your files. This is a complete revision and no asterisks have been used to highlight revisions.
- [0820323](/bulletins/10243276.md), 2023-10-02, Service bulletin: EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. Radio Firmware Over The Air \(FOTA\) Update to T25.48 Software Version The customer may experience one or more of the following: ? Ambient Light Setting inoperable. ? Radio reset \(Rearview camera functions normally\). ? Voice Recognition \(VR\) inoperable. ? Audio sources inoperable. ? Wireless CarPlayT inoperable. ? Setting preferences not saved on correct profile. ? Audio loss. 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 radio software will be updated from S26.17 to T25.48. NOTE: The National campaign for this FOTA update launched July 17, 2023.
- [0819023](/bulletins/10243232.md), 2023-10-02, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Over The Air Software Update to R255.45.06 Customers may experience one or more of the following: ? No sound heard when Assist \& SOS Call is established. ? Balance/Fade does not stay on when setup by one press. ? Wireless Phone interface freezes after User accepts incoming call when in a conference call. ? System switches to Wireless after key cycle, profile change, theme change, or theme mode change. ? After overnight sleep cycle defrost vent and dash vent are cut off due to duplicate front defrost. ? Surround sound image loads incorrectly when activating with Android Auto?. ? Radio plays different SXMT station than user selected. ? After a software update, previously added widgets to Shortcuts show up as "Couldn?t add widget". ? SXMT presets greyed out, non\-functional and audio intermittently fades in and out. ? Switch between the Cargo Camera screen and the AUX camera screen while switching between Night/Day modes, camera image may not be displayed. \(Rearview camera functions normally\). ? Deleting songs from Artist \& Song Notifications, then Sports announcement displayed and "X" to cancel freezes screen. \(Rearview camera functions normally\). ? After a long sleep cycle, the left menu bar showing SXMT station categories \(i.e. For You, Music, Sports, News, Presets\) does not display all categories. ? When playing SXMT, after switching to a profile with a different Theme Mode, starting Bus Sleep cycle causes Presets Shown to change from 20 to 15. \(Rearview camera functions normally\). ? When call received from another vehicle, the voice of the receiving end is echoed back, the caller?s vehicle has no echo issue. ? No response from Browse hard key when SXMT source is selected. ? Screen graphics/Theme \-Shortcut widgets show up as "Loading", even after full sleep cycle. ? Android Auto? \- Call duration displayed on status bar notification area is different than the actual duration. Widget view and Android Auto? screen are s
- [S238A000041](/bulletins/10243161.md), 2023-10-02, Service bulletin: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA; VISIBILITY; BACK OVER PREVENTION; ELECTRICAL SYSTEM:SOFTWARE. The Side Mirror Camera Option Is No Longer Available After FOTA Update To T25.48
- [0818123](/bulletins/10242828.md), 2023-09-25, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Over The Air Updating to QR40.12 Software Version ? Mobile Wi\-Fi inoperative upon start up. ? Hotspot gives "No Internet" connection message on phone, when trying to connect to a device. 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 radio software will be updated from QR39.62 and QR39.57 to QR40.12. NOTE: National launch for this FOTA update is expected to begin August 16, 2023
- [0808223](/bulletins/10242823.md), 2023-09-25, Service bulletin: ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio R160.00.21 USB Software Update

JSON: [/v1/bulletins/10243293](/v1/bulletins/10243293)

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