# Service bulletin 0820323

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: 10248947
- Published by NHTSA: 2024\-01\-16
- Manufacturer's number: 0820323
- Manufacturer's date: 2023\-11\-22
- NHTSA component: AIR BAGS; BACK OVER PREVENTION

## NHTSA's summary

Radio Over The Air 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 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.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248947-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10248947-9999.pdf)

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

## Components

Air bags, Driver assistance, Backup camera

## Vehicles listed

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

## Recalls for the same vehicles and component

- [24V437000](/recalls/nhtsa/24V437000.md), 2024-06-13: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [24V436000](/recalls/nhtsa/24V436000.md), 2024-06-13: BACK OVER PREVENTION: SENSING SYSTEM: CAMERA
- [23V654000](/recalls/nhtsa/23V654000.md), 2023-09-28: BACK OVER PREVENTION:DISPLAY FUNCTION
- [23V059000](/recalls/nhtsa/23V059000.md), 2023-02-09: BACK OVER PREVENTION:DISPLAY FUNCTION
- [22V407000](/recalls/nhtsa/22V407000.md), 2022-06-09: BACK OVER PREVENTION:DISPLAY FUNCTION

## Other bulletins for the same vehicles and component

- [103289](/bulletins/11014887.md), 2025-03-04, Service bulletin: BACK OVER PREVENTION: WARNINGS; LANE DEPARTURE: BLIND SPOT DETECTION. CAMERA \- REAR VIEW
- [S2208000045 REV.B](/bulletins/11011774.md), 2024-12-11, Service bulletin: BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. Backup Camera Poor Image Quality Inspection
- [0900124](/bulletins/10251862.md), 2024-03-18, Service bulletin: BACK OVER PREVENTION. Cold Engine Ticking Noise The customer may describe a ticking noise from the exhaust manifold location\(s\) when cold. This bulletin involves replacing the exhaust manifolds.
- [0821223](/bulletins/10248599.md), 2024-01-08, Service bulletin: BACK OVER PREVENTION; EQUIPMENT:ELECTRICAL. Radio Over The Air Update From S26.17 and T25.48 to T25.51 Software Version Customer 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 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 and T25.48 to T25.51. NOTE: The National campaign for this FOTA update is estimated to be launched on September 29, 2023.
- [0804423](/bulletins/10248019.md), 2024-01-02, Service bulletin: STEERING; TRAILER HITCHES; SERVICE BRAKES; BACK OVER PREVENTION; ELECTRICAL SYSTEM; WHEELS. Radio Over The Air S24.13 and S24.18 Updating to S26.17 Software Version Customers may experience one or more of the following: ? \*\*Blank screen \(Rear view camera is not affected and will still function normally\).\*\* ? Battery drain. ? Radio resets \(Rear view camera will still function normally\). ? Wireless connectivity device disconnect. ? CarPlayT icon does not appear in device manager. ? Climate icon missing. ? Audio disruptions. ? SXMT inoperative. ? Audio muted. ? Passenger screen blank. ? Passenger screen apps missing. ? Missing profiles icon. ? Instrument Panel Cluster \(IPC\) displays incorrect audio source. ? Radio is slow to respond. ? Trailer tire pressure configurations deleted. ? Steering wheel controls skipping SXMT channels. ? Recent calls not displayed. ? Phone audio playing with ignition off. The following improvements are also included with this update: ? Apple CarPlayT and Android AutoT improvements. ? Voice Recognition \(VR\) command improvements. ? Uconnect phone improvements. ? FOTA improvements. ? Passenger screen camera app improvements. ? Icon size/layout improvements. 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 S24.13 or S24.18 to S26.17. NOTE: The national launch for the FOTA is expected to begin November 25, 2022.
- [1801823](/bulletins/10248008.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION; ELECTRICAL SYSTEM. Flash: Powertrain Control Module \(PCM\) Updates Customer or technician may experience the following: ? \*\*Power Take Off \(PTO\) disable to high engine oil temperature \(DD and DP Cab Chassis only\)\*\*. ? Customer may complain of slow PTO idle ramp up. ? Message will appear ?Hot Oil? and exit high idle or PTO mode, when in high idle or PTO mode and running between 10\-30 minutes \(no load\). ? High frequency exhaust noise at idle after cold start. This bulletin involves reprogramming the PCM with the latest available software.
- [0804023](/bulletins/10247981.md), 2024-01-02, Service bulletin: ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; AIR BAGS; PARKING BRAKE; VISIBILITY; BACK OVER PREVENTION; VEHICLE SPEED CONTROL; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE. Radio Over The Air R141.01.12, 139.01.53, 136.10.04 to R145.00.15 Software Version Updates Customers may experience one or more of the following: ? \*\*Intermittent Blue Screen \(rear view camera still operable\).\*\* ? Radio wireless connectivity Inoperative. ? Screen Lockup, Slow Response \(rear view camera still operable\). ? Caller cannot hear the driver and/or driver cannot hear the caller. ? Cannot switch stations after a call, lockup due to the phone remaining on the call. ? Radio displays ?Code Error? or Lockup In Accessory Mode?. ? Display shows a black screen on start up \(rear view camera still operable\). ? SXMT presets are lost for all profiles. ? SXMT has no volume and stuck on channel. ? Radio does not allow BUS to go to sleep. ? AndroidT auto not connecting on vehicle start up. ? When radio is in light theme mode and in audio Balance/Fade menu, it is hard to see the position icon. Black on black coloring. ? Black out on SXMT after switching Profiles. ? During connecting phone radio does not handle audio source correctly when making a phone call. ? Climate buttons out of place and move to settle in correct location. ? In the shortcuts menu pulled down from the status bar, the right side arrow is highlighted as if it can be selected. ? Presets with 9Hold to Save99 numbered above 9 have text cutoff. ? Profile edit not allowed while in movement for 9Memory Seat9. ? While switching between Driver Profiles, Phone Notification Volume pops up. ? Inconsistently SiriT assistance. ? Compass does not work. ? Wireless device echo. ? Satellite antenna error message. ? Display flickers before SXMT background displayed. ? Radio 9home9 screen background is theme 1 background when Theme 2, theme 3 or theme 4 is selected. ? Mirror dimmer button when added in shortcut widget does not work while driving. ? Missing one shortcut in the custom shortcuts widget. ? Cluster does not display incoming phone call popup when in o
- [S2025000001](/bulletins/10247967.md), 2024-01-02, Service bulletin: EXTERIOR LIGHTING; BACK OVER PREVENTION. Malfunction Indicator Lamp Illumination \(MIL\). Diagnostic Trouble Code \(DTC\) P203E ? Reductant Level Sensor 1 Circuit Intermittent\-Erratic Set.
- [S2108000015](/bulletins/10247955.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION. Uconnect Box Require Service Message
- [S2303000002](/bulletins/10247938.md), 2024-01-02, Service bulletin: BACK OVER PREVENTION; WHEELS. Ratchet Type Click Noise Heard In Four Wheel Drive \(4WD\) While Turning.

JSON: [/v1/bulletins/10248947](/v1/bulletins/10248947)

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