2023 Jeep Grand Cherokee L Technical Service Bulletins

336 technical service bulletins (TSBs) are on record for the 2023 Jeep Grand Cherokee L. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 11026629Dec 9, 2025Other or unknown. Evaporator - air conditioning
• 11026631Dec 8, 2025Engine. Throttle body - none
• 11026590Dec 5, 2025Steering. Module - steering control
• 11026589Dec 5, 2025Steering. Module - steering control
• 11026560Dec 5, 2025Electrical system. Service 4WD light on in the cluster. C14A1-74 DTC will be present (Active or Stored).
• 11026549Dec 5, 2025Electrical system. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure
• 11026580Dec 3, 2025Other or unknown. Amplifier - none
• 11026552Dec 3, 2025Electrical system. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
• 11025734Nov 19, 2025Body and structure. Power Liftgate Is Inoperative or Won’t Close.
• 11025733Nov 19, 2025Electrical system, Body and structure. Passive Entry Exterior Door Handle Inoperative When Touched For Lock And Or Unlock.
• 11025735Nov 18, 2025Steering, Electrical system. Diagnostic Trouble Code DTC(s) C1593-00, C2217-00, U0131-00. and Service Electric Power Steering Messages.
• 11025629Nov 15, 2025Electrical system. Not applicable to vehicles built for US market. Flash: Instrument Panel Cluster (IPC) Updates Customers may experience the following: ● **The Korea language font size is larger than all other language font sizes which is causing the placeholder text used in the IPC to overlap.** ● After the CarPlay© navigation ends, the road name details stay on the Heads Up Display (HUD) This bulletin involves reprogramming the…
• 11025641Nov 14, 2025Electrical system. No Wireless Charging Or Slow Wireless Charging
• 11025640Nov 14, 2025Transmission and drivetrain. The customer is experiencing a "clicking" noise during turns while driving on WL vehicles
• 11025520Nov 7, 2025Engine. 1.Identify Customer Concern Check for small traces of coolant near the water pump, especially around the weeper chamber. Confirm if coolant is visibly dripping from the weeper chamber. 2.Root Cause identification The weeper chamber is designed to collect small amounts of coolant (< 3 ml/h) that pass through the dynamic seal. Red traces or shadows around the chamber may appear during initial operation due to seal…
• 11025512Nov 6, 2025Electrical system. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
• 11024582Oct 24, 2025Transmission and drivetrain. The service shifter message comes on in the cluster and the lever gets stuck in park "P" and it can be present the follwoing DTC: - U11E3 - TCM Lost communication with ESM on D-PT CAN - U0103 - Lost communication with Electric Gear Shift Module - U0101- Lost communication with DTCM - U0418 - Implausible Data Received From Brake System Control Module - U0402 - Implausible data received from TCM **NOTE: Prior any…
• 11025028Oct 21, 2025Engine. Engine Oil Leak
• 11024304Oct 11, 2025Electrical system. Flash: Central ADAS Decision Module (CADM) Updates Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following DTC has been set: ● C008E - ECU Internal Performance. ● C2318-54 - Front Camera - Missing Calibration.
• 11024323Oct 9, 2025Steering. Module - steering control & column
• 11024311Oct 6, 2025Wheels. Tire Pressure Monitor (TPM) Warning Lamp On Or Flashing. Sensor(s) Not Reading And Or Showing Dashes.
• 11024060Oct 4, 2025Electrical 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…
• 11024033Oct 3, 2025Brakes, Electrical system. Auto Emergency Braking (AEB) Unavailable – Service Required Message In Cluster
• 11024035Oct 2, 2025Engine. Before replacing any parts please refer to SOL S2518000008 if it applies to the vehicle you are working on based on a VIN search in Service Library. Before replacing this part due to Engine Light On with P1CEA (Boost Side EVAP Purge System Performance), check for: 1) Improperly connected or kinked/pinched Purge Hoses at the Ejector Tees on the Air Box or Duct. 2) Improperly connected or kinked/pinched Purge Hose at…
• 11024049Oct 1, 2025Electrical 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…
• 11023629Sep 27, 2025Electrical system. Radio Screen Goes Blank, Rearview Camera (RVC) Functions Normally
• 11023608Sep 26, 2025Other or unknown. 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.
• 11023582Sep 25, 2025Electrical 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…
• 11023581Sep 25, 2025Electrical 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…
• 11023583Sep 23, 2025Electrical 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…
• 11023624Sep 22, 2025Brakes. C0044-00-BRAKE PRESSURE SENSOR 1 (MODULE, Brake System Control 2 (BSCM 2))
• 11023620Sep 22, 2025Other or unknown. Noise From Front End While Steering Or Turning The Steering Wheel.
• 11023619Sep 22, 2025Body and structure. Rear Door Mounted Window Switch Button Is Inoperative, Stuck, Or Switch Button Does Not Return To Original Position After Pushed.
• 11023329Sep 18, 2025Electrical 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.
• 11023326Sep 18, 2025Body and structure. 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*
• 11023168Sep 12, 2025Suspension. Shock And Strut Diagnosis And Replacement Guidelines Leaking, noisy, or weak shocks or struts.
• 11023162Sep 12, 2025Electrical 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…
• 11023076Sep 2, 2025Electrical system. Center stack - display
• 11023073Sep 2, 2025Steering. Shaft - steering column intermediate
• 11023072Sep 2, 2025Steering. Shaft - steering column intermediate
• 11022162Aug 20, 2025Electrical 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.
• 11022161Aug 20, 2025Electrical 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
• 11022009Aug 16, 2025Electrical 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…
• 11022007Aug 15, 2025Transmission and drivetrain. 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…
• 11021852Aug 12, 2025Body and structure, Electrical system. Power Side Steps Reverse, Stop In Motion, Do Not Deploy Or Stow, And May Have a Chirp Noise.
• 11021853Aug 8, 2025Electrical system. Liftgate Lock Button Inoperative, Cluster Message “Service Keyless System”
• 11021838Aug 7, 2025Transmission and drivetrain. 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…
• 11021847Aug 6, 2025Electrical system. Front Passenger and/or Rear Left and/or Rear Right Door Window Switches are Inoperative, Window Operation Works from the Driver Master Switch
• 11021846Aug 5, 2025Forward collision avoidance, Electrical system. Windshield HUD (Head Up Display) Display Features
• 11021823Aug 5, 2025Electrical 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…

← All problems reported for the 2023 Jeep Grand Cherokee L