# Service bulletin 0808423

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: 10236909
- Published by NHTSA: 2023\-05\-30
- Manufacturer's number: 0808423
- Manufacturer's date: 2023\-04\-13
- NHTSA component: POWER TRAIN; ELECTRICAL SYSTEM

## NHTSA's summary

Flash: Electronic Shift Module \(ESM\) Updates The customer may experience a Malfunction Indicator Lamp \(MIL\) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes \(DTCs\): ? U11E3\-00 \- TCM Lost communication with ESM on D\-PT CAN. ? U0103\-00 \- Lost Communication with Electric Gear Shift Module. ? U1267\-00 \- No Valid data available from ESM on CAN\-C or CAN D\-PT. The customer may also experience one or more of the following: ? \*\*Instrument cluster remains illuminated when vehicle is off. ? Discharged/dead battery. ? Unable to rotate the gear shifter knob out of the PARK position, customer is unable to drive the vehicle. The technician may also find the following: ? DTCs may or may not be stored in Transmission Control Module \(TCM\) or the ESM.\*\* This bulletin involves reprogramming the ESM with the latest available software.

## The document

- [NHTSA's copy of the document (PDF)](https://static.nhtsa.gov/odi/tsbs/2023/MC-10236909-0001.pdf)
- [If that address does not open, try this one](https://static.nhtsa.gov/odi/tsbs/2023/MC-10236909-9999.pdf)

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

## Components

Electrical system, Transmission and driveline

## Trouble codes named

U0103, U11E3, U1267

## Vehicles listed

- 2022 RAM 1500

## Recalls for the same vehicles and component

- [25V298000](/recalls/nhtsa/25V298000.md), 2025-05-08: AIR BAGS; ELECTRICAL SYSTEM:WIRING

## Other bulletins for the same vehicles and component

- [S2621000004](/bulletins/11038329.md), 2026-10-07, Service bulletin: POWER TRAIN. The Customer May Complain About a Popping Noise, Grinding Noise, or an Intermittent No Reverse or Forward Transmission Engagement. The Tech May Find Damaged and/or Worn Transmission Output Shaft Splines \(850RE Transmission Only\)
- [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
- [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
- [21\-057\-26](/bulletins/11035059.md), 2026-07-18, Service bulletin: POWER TRAIN. Flash: Transmission Control Module \(TCM\) Updates Customers may comment on one or more of the following: SYMPTOM: ● Harsh or slipping feeling during upshifts \(1st \- 5th\). ● Harsh or slipping feeling during kickdown events under throttle. ● Transmission fluid odor \(burnt smell\). This bulletin involves reprogramming the TCM with the latest available software.
- [08\-270\-26](/bulletins/11035045.md), 2026-07-18, Service bulletin: ELECTRICAL SYSTEM. Uconnect® Screen Image Changes Size, Customers may experience the following: SYMPTOM: ● The Uconnect® screen image changes size, moves or is out of place unprompted.
- [113069](/bulletins/11034910.md), 2026-07-08, Service bulletin: STRUCTURE:BODY; ELECTRICAL SYSTEM. SWITCH – HEADLAMP
- [113070](/bulletins/11034909.md), 2026-07-08, Service bulletin: ELECTRICAL SYSTEM; STRUCTURE:BODY. SWITCH – HEADLAMP

JSON: [/v1/bulletins/10236909](/v1/bulletins/10236909)

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