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
The document is the manufacturer's. This site does not hold it. NHTSA files a document at one of these two addresses; we have not asked NHTSA which.
Components
Electrical system, Transmission and driveline
Trouble codes named
U0103, U11E3, U1267
| RAM 1500 | 2022 |
|---|
Listing a model year does not mean every vehicle of it is concerned: the document says which.
| 25V298000 | 2025-05-08. AIR BAGS; ELECTRICAL SYSTEM:WIRING |
|---|
A recall listed here may apply to some of the same vehicles. Only the manufacturer can say whether it applies to one vehicle.
| S2621000004 | 2026-10-07. Service bulletin. 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 | 2026-08-26. Service bulletin. MOTOR - WINDOW REGULATOR |
| 114073 | 2026-08-26. Service bulletin. MOTOR - WINDOW REGULATOR |
| 08-291-26 | 2026-07-29. Service bulletin. 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 | 2026-07-29. Service bulletin. 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 | 2026-07-23. Service bulletin. Cluster Message “To Operate Tailgate Shift to Park” Vehicle is In Park |
| 21-057-26 | 2026-07-18. Service bulletin. 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 | 2026-07-18. Service bulletin. 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 | 2026-07-08. Service bulletin. SWITCH – HEADLAMP |
| 113070 | 2026-07-08. Service bulletin. SWITCH – HEADLAMP |