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Service bulletins for the 2022 Ram 1500

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.

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

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

Bulletins, newest first
18085232023-10-02. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software.
S23080001092023-10-02. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Check Engine Light On, DTC?s P2008 P2016 P2017 Circuit F342, Spread Terminal At Solenoid Short Runner Valve Connector
S238A0000412023-10-02. 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
91001952023-10-02. Service bulletin. ELECTRICAL SYSTEM. STARTER Engine Due to starter No Trouble Found claims, please contact FCA Redacted Content prior to repair. If no response in 15 minutes, proceed with repair.
08185232023-09-25. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION. 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 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: The national launch for the FOTA is expected to begin April 17, 2023.
08181232023-09-25. 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
08082232023-09-25. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio R160.00.21 USB Software Update
18037232023-09-25. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Flash: Powertrain Control Module (PCM) Updates **Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following DTCs have been set: ? P2097 - Downstream Fuel Trim System 1 Rich. ? P2099 - Downstream Fuel Trim System 2 Rich.** The customer may experience the following: ? Lack power/responsiveness for the first couple of minutes or about 90 seconds after a cold start and later performs as expected. This bulletin involves reprogramming the PCM with the latest available software.
08177232023-09-25. Service bulletin. ELECTRICAL SYSTEM. Flash: Global Telematics Box Module (TBM) Updates The customer may experience the one or more of the following: ? Uconnect Box Message at Startup. ? Uconnect Box Error Or Requires Service Message. ? Diagnostic Trouble Codes (DTCs) for Electronic Control Modules (ECUs) won?t be shown to customer through the Vehicle Health alert (Mobile App or email). This bulletin involves reprogramming the TBM with the latest available software.
S238A0000342023-09-25. Service bulletin. ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. USB Hub In-Operable
91001862023-09-25. Service bulletin. SERVICE BRAKES; ELECTRICAL SYSTEM; SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM. Brake Vacuum Pump For DTC Code P258B. Due to brake vacuum pumps being returned with trouble not found, please follow the proper diagnostics outline in the service library this also includes checking all electrical and vacuum hose connections prior to replacement of the vacuum pump. This will avoid unnecessary repair and potential charge back on the vacuum pump.
90044332023-09-25. Service bulletin. SERVICE BRAKES, HYDRAULIC:POWER ASSIST:VACUUM; SERVICE BRAKES; ELECTRICAL SYSTEM. PUMP, Vacuum For DTC Code P258B - ELECTRONIC VACUUM PUMP PERFORMANCE. Due to brake vacuum pumps returned with trouble not found, please follow the proper diagnostics outline in the service library this also includes checking all electrical and vacuum hose connections prior to replacement of the vacuum pump. This will avoid unnecessary repair and potential charge back on the vacuum pump.
91001602023-08-21. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS; ELECTRICAL SYSTEM. Power wndow switch passenger
08158232023-08-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Over The Air Update to T25.48 Software Version ? Unable to exit FamCam. ? Electric vehicle pages inoperable. ? Ambient Light Setting inoperable. ? Radio reset (Rearview camera functions normally). ? Voice Recognition (VR) inoperable. ? Scheduled cabin cooling inoperable. ? Unable to exit electric vehicle page. ? 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.
08154232023-08-21. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. Radio Over The Air R141.01.12 to R145.00.15 Software Version Updates Customers may experience one or more of the following: ? 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.
Reference70A2023-08-21. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Customer Satisfaction Notification 70A - Radio Date/Time Update
08130232023-07-31. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS; ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. Telematics Box Module (TBM) Over The Air Software Update to 5.39.1 Customers may experience one or more of the following: ? Uconnect Box Message at Startup. ? Uconnect Box Error Or Requires Service Message. ? Connectivity: Uconnect Mobile App trunk status showing as closed when trunk is open. ? Connectivity: Diagnostic Trouble Codes (DTCs) for Electronic Control Modules (ECUs) won?t be shown to customer through the Vehicle Health alert (Mobile app or email). 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 TBM software will be updated from 5.13 to 5.25 to 5.39.1 (DS) and 5.25 to 5.39.1 (DJ, DD, D2, DP, DF). NOTE: The (DS) TBM software update will be a two-step update. NOTE: The national launch for the FOTA is expected to begin June 16, 2023.
08127232023-07-31. Service bulletin. SUSPENSION; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM. Flash: Air Suspension Control Module (ASCM) Updates Customers or technicians may experience a Malfunction Indicator Lamp (MIL) illumination after a ?manual or automatic ride height change?. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ? C151E-2A - Left Front Ride Height Sensor-Stuck. ? C1522-2A - Right Front Ride Height Sensor-Stuck. ? C1526-2A - Left Rear Ride Height Sensor-Stuck. ? C152A-2A - Right Rear Ride Height Sensor-Stuck. Customers may also experience: ? ?Service Air Suspension? message notification in the instrument panel cluster. This bulletin involves reprogramming the ASCM with the latest available software.
18001232023-07-31. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates 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: ? U0402-00 - IMPLAUSIBLE DATA RECEIVED FROM TCM. When U0402-00 sets in the PCM, the module will start to deny torque requests from Transmission Control Module (TCM), the transmission will fault and go to a fixed gear limp-in reaction, and send the MIL request to PCM. The customer may also experience the following: ? A limp mode when DTC sets in the PCM. This bulletin involves reprogramming the PCM with the latest available software.
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.
08084232023-05-30. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. 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.
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.
Notification48A2023-05-30. Service bulletin. ELECTRICAL SYSTEM. Customer Satisfaction Notification 48A 12-Volt Battery Discharge
S23250000042023-05-30. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Code (DTC) P2047 ? Reductant Injector 1/1 Circuit, Set.

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