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Service bulletins for the 2022 Jeep Grand Wagoneer

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.

932 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
23-008-252025-02-20. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. "Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses. "
S228A000005 REV.E2025-02-18. Service bulletin. ELECTRICAL SYSTEM. Uconnect Box Error Message, With Active or Stored Cellular Antenna Open or Short Diagnostic Trouble Codes (DTCs)
S2219000005 REV.C2025-02-14. Service bulletin. ENGINE; ELECTRICAL SYSTEM; STEERING. Check Engine Lamp On. Warning Messages In The Cluster. U0131 Lost Communication With Power Steering Control Module Set.
S1408000384 REV.H2025-01-28. 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
S258A0000022025-01-17. Service bulletin. ELECTRICAL SYSTEM. Radio Screen Goes Blank, Rearview Camera (RVC) Functions Normally
S1408000384 REV.G2025-01-09. 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
S2422000001 REV.C2024-11-13. Service bulletin. WHEELS; ELECTRICAL SYSTEM. Tire Pressure Monitor (TPM) Service Information. TPM Lamp On.
08-230-242024-11-07. Service bulletin. ELECTRICAL SYSTEM. "R1H Radio U33.43 USB Software Update Customers may experience one or more of the following: ● Unable to select the Turn by Turn Navigation. ● Blank Performance Pages (Rearview Camera (RVC) Functions Normally). ● Android Auto® Voice Recognition (VR) inoperative. ● Media tuner delayed. ● Charge Schedule not accepting updates via phone (RVC Functions Normally). ● Ambient light inoperative. ● Map in Instrument Panel Cluster (IPC) inoperative. ● Media Widget blank. ● Navigation map black. ● Off-Road Pages inoperative (RVC Functions Normally). ● VR inoperative. ● Incorrect song title displayed (Carplay® only). ● Radio display switches from Media Page to Home Page (RVC Functions Normally). ● Ghost touch on Navigation screen (RVC Functions Normally). ● Widgets missing. ● New User Profile does not load. ● Returns to wrong page after View Camera Event selected by customer in the Camera View Pages (RVC Functions Normally). This bulletin involves inspecting and if required, updating the radio software level to U33.43. Depending on the radio's current software level the radio may need a one or two USB update."
08-228-242024-11-07. Service bulletin. ELECTRICAL SYSTEM. "R1H Radio T27.38 USB Software Update Customers may experience one or more of the following: ● Uconnect phone improvements. ● Incorrect Navigation units shown. ● Navigation feature shows no road name with a straight road at times when not setting up a navigation route. ● Missing radio stations. ● Accessibility settings are missing. ● Incorrect phone widget. ● Radio freezes. ● The Hybrid/EV screen display is blank when the user switches to the dark mode theme. ● Hybrid/EV pages are inoperative. ● Radio display is off when starting the vehicle. The display will restore to normal operation after roughly one minute of run time. (Rearview Camera (RVC) Functions Normally). ● Radio screen is black (RVC Functions Normally). ● USB mode changes on its own. ● Remotely Operated Vehicle (ROV) Firmware Over The Air (FOTA) scheduling improvements. ● Apps downloaded for one connected profile are being shared with other local profiles. ● Profile creation process is slow to respond. ● Camera soft-keys are slow to respond when selecting the reverse or forward camera displays. ● The FamCam ""X"" button is missing. ● SiriusXM radio resets. ● Radio resets. ● The RVC zoom feature lags. ● Voice Recognition (VR) is stuck in listening mode. ● Android Auto® resets. ● Android Auto® disconnects. ● Apple® CarPlay® disconnects. ● Missing battery voltage information. ● Rear Seat Alert (RSA) reminder is inoperative. ● The menu bar is missing from the display. ● The Wi-Fi application is missing. ● Music playback is inoperative. ● Invalid FOTA pop-up message displays. ● The Assisted Call features audio is inoperative. This bulletin involves updating the R1H radio software level to T27.38. "
S248A0000152024-10-23. Service bulletin. ELECTRICAL SYSTEM. Poor Audio Quality And Or Static From Wireless Devices
S2423000024 REV.B2024-10-01. Service bulletin. ELECTRICAL SYSTEM. Door Ajar Light On With Door(s) Closed.
S228A000017 REV.A2024-09-23. Service bulletin. ELECTRICAL SYSTEM. Battery Drain Suspected or "Identified" From USB or Media Hub
1000402024-09-04. Service bulletin. ELECTRICAL SYSTEM. CENTER STACK - VEHICLE FEATURE CONTROLS
1000792024-09-03. Other. ELECTRICAL SYSTEM; STEERING. WIRING - ELECTRIC POWER STEERING
08-178-242024-08-13. Service bulletin. ELECTRICAL SYSTEM. "Radio Over The Air Update to U29.42 Software Version Customers may experience one or more of the following: ● Incorrect navigation units. ● Accessibility settings missing. ● Missing radio stations. ● Incorrect phone widget. ● Radio freeze. ● Blank hybrid screen. ● Screen Off at start up. Rearview Camera (RVC) functions normally. ● USB mode changes on its own. ● ROV FOTA scheduling. ● Apps downloaded for one connected profile are being shared with other local profiles. ● Profile creation delay. ● Camera softkeys delayed, reverse and forward camera displays black radio screen. RVC functions normally. ● FamCam ""X"" button missing. ● SXM reset. ● RVC zoom lagging. ● VR stuck in listening mode. ● Android Auto®/Car Play® disconnect. ● Missing battery voltage icon. ● Rear seat reminder inop. ● Missing menu bar. ● Radio resets. ● Missing Wifi app. ● Android Auto® radio reset. ● Music playback inop. ● Invalid FOTA popup. ● Assisted Call audio inop. ● Hybrid pages inop. In addition, the following software enhancement is available: ● Uconnect phone 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 T25.50 to U29.42. NOTE: The national launch for the FOTA is expected to begin July 31, 2024."
23-004-24 REV. A2024-08-13. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. "Headlamp Condensation Clearing Procedure Some customers may report that on occasion, vehicle exterior head lamp assemblies are fogged with a light layer of condensation on the inside of the lenses."
S248A0000132024-08-12. Service bulletin. ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: WARNINGS; SERVICE BRAKES. After Radio Software Update, Pedestrian Emergency Brake (PEB) Lamp and Forward Collision Warning (FCW) Lamp on in Cluster or Other Customer Programable Features Concerns Not Set, No Diagnostic Trouble Codes (DTCs)
91003862024-07-11. Service bulletin. ELECTRICAL SYSTEM. Security Gateway Module Battery Voltage - Circuit Voltage Below Threshold - DTC B2199-16 Repair Action : 1) Check OR Replacing cabling. 2) Check OR Replacing connector. 3) Check the battery is good OR Replacing battery. 4) Check OR Replacing FUSE. 5) Check SGW terminal. Battery Voltage - Circuit Voltage Above Threshold - DTC B2199-17 Repair Action : 1) Check OR Replacing cabling. 2) Check OR Replacing connector. 3) Check the battery is good OR Replacing battery. 4) Check OR Replacing FUSE. 5) Check SGW terminal. CAN Bus- [C-CAN1] (Node mute) or CAN Bus Off Performance- (Bus off failure) - Check DTC in DTC matrix Repair Action: 1) CAN Lines Check 2) Read Fault memory of all nodes 3) Check and download the right calibration file for current vehicle configuration Ethernet Bus Failure - Check DTC Repair Action: 1) CAN Lines Check 2) Read Fault memory of all nodes 3) Check and download the right calibration file for current vehicle configuration ECU-In-Plant-Mode - B235A-00 Repair Action: Install Calibration file with correct policy Ecu Internal Performance - Internal Electronic Failure - DTC B22A9-49 Repair Action: 1. If its in store clear and check again if DTC shows up. 2. Check battery voltage 3. Issue still exist then change ECU ECU Not Programmed / Flash Required (No Valid Application) - DTC C221C-00 Repair Action: 1. Reflash ECU with correct file Control Module Security Certificate Missing/Invalid - DTC U3033-00 or U3033-01 Repair Action: 1. Check connectivity 2. Ethernet network 3. Flash with the latest FOTA App Code 4. Flash the cert store with correct certificate 5. Clear Faults
S2408000015 REV.C2024-07-10. Service bulletin. ELECTRICAL SYSTEM. Remote Keyless Entry (RKE) Functions Do Not Work, Intermittent Vehicle Response When Using the RKE, Key Not Programmed, Adding Remote Start
S24080000662024-06-28. Service bulletin. ELECTRICAL SYSTEM. Drained Battery, Low System Voltage, Battery Not Charging, High System Voltage
S24080000672024-06-28. Service bulletin. ELECTRICAL SYSTEM. The Electronic Vehicle Information Center (EVIC) Displays Park Assist System Disabled Message
S2308000120 REV.B2024-06-24. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative
S228A000005 REV.D2024-06-17. Service bulletin. ELECTRICAL SYSTEM. Uconnect Box Error Message, With Active or Stored Cellular Antenna Open or Short Diagnostic Trouble Codes (DTCs)
S24080000582024-06-17. Service bulletin. ELECTRICAL SYSTEM. B22A9-49-ECU Internal Performance-Internal Electronic Failure Sets in the Security Gateway Module (SGW) Erroneously
91003552024-06-10. Service bulletin. ELECTRICAL SYSTEM. Video Router After Battery Drainage VRM do not work. Please follow the following steps. 1. Check VRM proxi, if the VRM is not aligned, perform proxi alignment, reset module. 2. If proxi is correct, reset module 3. Check for DTCs, and check wiring and components related to those DTCs and clear them.

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