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Service bulletins for the 2023 Jeep Grand Cherokee L

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.

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

By type

By component

By trouble code

Bulletins, newest first
S25050000082025-10-02. Service bulletin. SERVICE BRAKES. C0044-00-BRAKE PRESSURE SENSOR 1 (MODULE, Brake System Control 2 (BSCM 2))
S2519000008 REV.A2025-10-02. Service bulletin. UNKNOWN OR OTHER. Noise From Front End While Steering Or Turning The Steering Wheel.
S25230000792025-10-02. Service bulletin. STRUCTURE:BODY. Rear Door Mounted Window Switch Button Is Inoperative, Stuck, Or Switch Button Does Not Return To Original Position After Pushed.
25-001-252025-10-02. Service bulletin. UNKNOWN OR OTHER. Not applicable to vehicles built for US market. Gasoline Particulate Sensor Lines Incorrect Routing Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P226D - Particulate Filter Deteriorated/Missing Substrate Bank 1. ● P2453 - Particulate Filter Pressure Sensor "A" Circuit Range/Performance. Customers may experience the following: ● Check Engine warning lamp on in the Instrument Panel Cluster (IPC). This bulletin involves inspecting and possibly rerouting the gasoline particulate sensor lines.
08-311-252025-10-02. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. Flash: Amplifier (AMP) Diagnostic and System Updates Customers may experience one or more of the following: ● **Droning noises coming out of the speakers at specific RPMs that range from 1200 to 1800 RPM. Probability of occurence is most likely during cold ambient temperatures.** ● High pitched noise at start up or idle under cold conditions. This bulletin involves updating the AMP with the latest available software.
08-266-25 REV. A2025-10-02. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. R1H Radio U40.20 USB Software Update - Korea Customers may experience one or more of the following: ● **T-maps navigation feature is intermittently not available due to map loading. ● When the navigation speed alarm margin is set and the while driving the vehicle between the speed limit and the set margin, the navigation speed alarm will sound off continuously and the user is unable to control the volume. ● After setting a navigation destination and then the customer is following the navigation route, the navigation system will stop operating. ● Navigation touch screen menu is inoperable after setting a navigation destination. The home screen widget will be black and the navigation display map will no longer show the navigation route.** ● WI-FI Software update pop up is being triggered in non connected vehicles. ● Vehicle Forward Collision Warning must have two options: OFF/ Warning + Active Braking. ● Temperature shows at upper left and right of center display highlights opposite side of what temperature hard switch is pressed. Affects RHD only. ● With key on and radio on, The radio display freezes then restarts (Rearview Camera (RVC) functions normally). ● Radio is taking more than one minute to start after starting the engine (RVC functions normally). ● System displays a blank screen in E-Hybrid tab when user switches into dark-theme mode (RVC functions normally). This bulletin involves inspecting and if required, updating the radio software level to **U40.20**. Depending on the radio's current software level the radio may need a one or two USB update
08-237-25 REV. A2025-10-02. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. R1H Radio U40.20 USB Software Update Customers may experience one or more of the following: ● **Temperature displayed in the radio display and rear HVAC are mismatched.** ● Wi-fi Software update pop-up is being triggered in non connected vehicles. ● Radio freezes and then restarts. ● Head Unit (HU) freezes and then restarts. ● HU is taking more than one minute to start after starting the engine. ● System displays blank screen in E-Hybrid tab when user switched to dark theme mode. Rearview Camera (RVC) functions normally. This bulletin involves inspecting and if required, updating the radio software level to **U40.20**. Depending on the radio’s current software level the radio may need a one or two step USB update
91006712025-09-24. Service bulletin. ELECTRICAL SYSTEM. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order "68" part number for New unsold units only.
23-008-25 REV. A2025-09-24. Service bulletin. STRUCTURE:BODY. Exterior Front Lamps Condensation Clearing Procedure *Some customers may report that on occasion vehicle exterior front lamps (headlamps, fog lamps, grille lamps, logo lamps or signature lamps) assemblies are fogged with a light layer of condensation on the inside of the lenses*
02-002-25 REV. A2025-09-17. Service bulletin. SUSPENSION. Shock And Strut Diagnosis And Replacement Guidelines Leaking, noisy, or weak shocks or struts.
08-302-252025-09-17. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. Radio USB Update to U40.20 Customers may experience one or more of the following: ● Temperature displayed in the radio display screen and rear HVAC are mismatched. ● Auto door locks are inoperable This bulletin involves inspecting and if required, updating the radio software level to U40.20. Depending on the radio’s current software level the radio may need a one or two USB update.
1063572025-09-10. Service bulletin. ELECTRICAL SYSTEM. CENTER STACK - DISPLAY
1063452025-09-10. Service bulletin. STEERING. SHAFT - STEERING COLUMN INTERMEDIATE
1063462025-09-10. Service bulletin. STEERING. SHAFT - STEERING COLUMN INTERMEDIATE
08-271-252025-08-27. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. R1H Radio T27.38 USB Software Update The following software enhancements are available: ● Virtual wall radio setting is back. ● Fix for difficulty playing music through QQ Music. ● Corrected installation error reported in the past for Macintosh App. ● Improvement in navigation This bulletin involves updating the R1H radio software level to T27.38.
08-270-252025-08-27. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. Flash: Global Telematics Box Module (TBM) Updates The customer may experience the following: ● Live Traffic Updates are delayed. This bulletin involves reprogramming the TBM with the latest available software
08-266-252025-08-21. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. R1H Radio U33.43 USB Software Update Customers may comment on one or more of the following: ● WI-FI Software update pop up is being triggered in non connected vehicles. ● Vehicle Forward Collision Warning must have two options: OFF/ Warning + Active Braking. ● Temperature shows at upper left and right of center display highlights opposite side of what temperature hard switch is pressed. Affects RHD only. ● With key on and radio on, The radio display freezes then restarts. ● Radio is taking more than one minute to start after starting the engine. ● System displays a blank screen in E-Hybrid tab when user switches into dark-theme mode 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 step USB update
21-016-25 REV. C2025-08-21. Service bulletin. POWER TRAIN. Valve Body Replacement Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● U0101 - Lost Communication With The Transmission Control Module (TCM). ● U0402 - Implausible Data Received From TCM. ● U0418 - Implausible Data Received From Brake System Control Module 1. Customers may also comment on the following: ● Vehicle will go in limp-in mode. After the vehicle enters limp-in mode and has been shifted into Park, the vehicle will not shift into a forward or reverse gear This bulletin involves replacing the transmission valve body assembly.
S2408000079 REV.A2025-08-13. Service bulletin. ELECTRICAL SYSTEM. Liftgate Lock Button Inoperative, Cluster Message “Service Keyless System”
S2223000074 REV.B2025-08-13. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Power Side Steps Reverse, Stop In Motion, Do Not Deploy Or Stow, And May Have a Chirp Noise.
S2408000016 REV.C2025-08-13. Service bulletin. ELECTRICAL SYSTEM. Front Passenger and/or Rear Left and/or Rear Right Door Window Switches are Inoperative, Window Operation Works from the Driver Master Switch
S2108000236 REV.B2025-08-13. Service bulletin. ELECTRICAL SYSTEM; FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL. Windshield HUD (Head Up Display) Display Features
21-016-25 REV. B2025-08-13. Service bulletin. POWER TRAIN. Valve Body Replacement Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● U0101 - Lost Communication With The Transmission Control Module (TCM). ● U0402 - Implausible Data Received From TCM. ● U0418 - Implausible Data Received From Brake System Control Module 1. Customers may also comment on the following: ● Vehicle will go in limp-in mode. After the vehicle enters limp-in mode and has been shifted into Park, the vehicle will not shift into a forward or reverse gear. This bulletin involves replacing the transmission valve body assembly.
08-237-252025-08-13. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. R1H Radio U33.43 USB Software Update Customers may experience one or more of the following: ● Wi-fi Software update pop-up is being triggered in non connected vehicles. ● Radio freezes and then restarts. ● Head Unit (HU) freezes and then restarts. ● HU is taking more than one minute to start after starting the engine. ● System displays blank screen in E-Hybrid tab when user switched to dark theme mode. 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 step USB update.
1000442025-08-06. Service bulletin. SEAT BELTS. BELT AND RETRACTOR - FRONT SEAT

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