WenmarOpen by Wenmar Pro

Service bulletins for the 2022 Ram 4500

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.

476 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
08105232023-07-31. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. Radio S26.17 USB Software Update The customer may describe 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. ? SXM radio application missing (North America Only). ? Navigation screen is blank. ? Media page screen is frozen. ? With forward camera, ?Check Entire Surroundings? verbiage is
08105232023-05-30. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio S26.17 USB Software Update The customer may describe 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.** ? SXM radio application missing (North America Only). ? Navigation screen is blank. ? Media page screen is frozen. ? With forward camera, ?Check Entire Surroundings? verbiage is covering other buttons. ? Weather images are oversized. ? SXM 360L / Internet stations not available. **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 involves inspecting the software level and updating the software to S26.17.
14003232023-05-30. Service bulletin. ELECTRICAL SYSTEM. Diesel Exhaust Fluid (DEF) Fluid Freezing Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set: ? P203E-00 - Reductant Level Sensor 1 Circuit Intermittent-Erratic. This bulletin involves replacing the urea delivery module and grade vent valve and updating the Dosing Control Unit (DCU) software.
08079232023-05-30. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. Radio Over The Air Uconnect R1L Radio Software Update to R160 Customers 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 when Home Screen Loading. (rear view camera operation not affected). ? Radio Reboot. 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: The national launch for the FOTA is expected to begin April 18, 2023.
S22080000802023-05-30. Service bulletin. ELECTRICAL SYSTEM. Ambient Air Temperature Missing, Malfunction Indicator Lamp (MIL) Lamp On, Diagnostic Trouble Code (DTC) P0070-15 Ambient Air Temperature Sensor Circuit-Circuit Short to Battery or Open, P0073 Ambient Air Temperature Sensor Circuit High
S22230000632023-05-30. Service bulletin. ELECTRICAL SYSTEM. Ambient Temperature Sensor Servicing.
S238A0000182023-05-30. Service bulletin. ELECTRICAL SYSTEM. Uconnect Box Error Message With Active Or Stored Diagnostic Trouble Codes (DTC) B22A9-96, B1570-93, B1E21-96
S238A0000162023-05-30. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Intermittent Blank Radio Screen
91001582023-05-30. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. Power Window 1 Gang Before Replacing the Switch, please verify the following: 1- Check the switch internal resistance to verify the values are within specification stated in the service procedures. 2- Swap the switch with the issue with the other side. This switch is used in both rear doors. If after the swap the issue is now present at the other door and the original door position no longer has the issue, replace the switch.
08044232023-04-17. Service bulletin. ELECTRICAL SYSTEM; TRAILER HITCHES; WHEELS; BACK OVER PREVENTION; STEERING; SERVICE BRAKES, HYDRAULIC. 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.
08040232023-04-17. Service bulletin. AIR BAGS; PARKING BRAKE; ELECTRICAL SYSTEM; VISIBILITY; BACK OVER PREVENTION; VEHICLE SPEED CONTROL. 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
889372023-04-17. Service bulletin. ELECTRICAL SYSTEM. Warranty Bulletin D-22-07 Part Order Restriction Program ? Engine Control Module (ECM) ? Select 2022 and 2023 Ram 2500 Pickup (DJ), 2022 and 2023 Ram 3500 Pickup (D2), 2022 and 2023 Ram 3500 Cab Chassis (DD) and 2022 and 2023 4500/5500 Ram Cab Chassis (DP) (Rev. B)
S21080000152023-04-17. Service bulletin. ELECTRICAL SYSTEM. Uconnect Box Require Service Message
S238A0000062023-04-17. Service bulletin. ELECTRICAL SYSTEM. Radio Home Screen Not Loading
S22080000152023-04-17. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. FM/AM/SXM Presets Lost After Ignition Cycle
S14080003842023-04-17. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
S238A0000072023-04-17. Service bulletin. STRUCTURE; ELECTRICAL SYSTEM. Radio Loss Of Communication To Body Control Module (BCM) Diagnostic trouble Code (DTC) U0140-00
08-006-232023-02-13. Service bulletin. ELECTRICAL SYSTEM. 6.7L Cummins No Start This bulletin involves replacing the starter nut with the more conductive nut. The customer may experience the following: A long crank with no start, or a no crank, no start. NOTE: This symptom/condition is caused from a poor connection to the starter. Nut (Starter B+ Cable)
21030222023-01-23. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Transmission Control Module (TCM) Updates
08211222023-01-23. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; EQUIPMENT. Radio Over The Air Software Version Updated to S26.17
91001042023-01-17. Service bulletin. ELECTRICAL SYSTEM. SENSOR Intrusion Module
91000082023-01-17. Service bulletin. ELECTRICAL SYSTEM. Telematic box module 2
18128222023-01-17. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module (ECM) / Powertrain Control Module (PCM) with the latest available software.PCM software related to this Technical Service Bulletin (TSB) is included within the Y43 Recall. If not already completed, please perform the Y43 recall if the vehicle is on the recall VIN list. For all other vehicles perform the Repair Procedure below. Customers may experience the following: Idle Instability. The following improvements are also included in this update:wiTECH routine improvement, fuel system run-up test. wiTECH routine improvement, aftertreatment system performance test. Power Take Off (PTO) system improvements.
S22180000162023-01-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P04E3 ? Crankcase Ventilation Hose Connection Sensor Circuit High, Set.
S22080001372023-01-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Drive Gear Not Displaying On Heads Up Display (HUD)

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.