2026 Jeep Grand Cherokee L Technical Service Bulletins

263 technical service bulletins (TSBs) are on record for the 2026 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.

• 11029706Feb 18, 2026Electrical system, Body and structure. The Handsfree Kick Feature Does Not Work Or Works Intermittently.
• 11029698Feb 18, 2026Electrical system. Horn Sound Is Weak, Off Tone, Inoperative, Or Intermittent.
• 11029663Feb 17, 2026Electrical system. Battery Drain - Restore Vehicle Configuration Customers may experience the following: SYMPTOM: ● Keyless Ignition Node (KIN) stays illuminated after vehicle ignition is OFF. ● Depleted battery. NOTE: Battery depleted due to a 100mA ignition-off draw. , LOP description, Repair Procedure step and note.
• 11029686Feb 16, 2026Body and structure, Electrical system. Universal Garage Door Opener Prior to replacing the UGDO or sun visor, call HomeLink® Customer Care at 1-800-355-3515 for a proper evaluation of the issue. If this does not correct the issue, please follow the steps in SOL: S2508000039
• 11028902Feb 14, 2026Electrical system. Front HDMI Port or Front Passenger Display Module (FPDM) Not Projecting Video
• 11028903Feb 13, 2026Body and structure, Electrical system. The Handsfree Kick Feature Does Not Work Or Works Intermittently.
• 11028894Feb 13, 2026Electrical system. Washer Fluid Warning Lamp Illuminated When Reservoir Is Full
• 11028871Feb 13, 2026Electrical system. Flash: Drivetrain Control Module (DTCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● C14A1-74 - Unintended Actuator Shaft Movement Detected-actuator Slipping. Customers may comment on the following: ● The service 4WD light is on in the Instrument Panel Cluster (IPC). This bulletin involves…
• 11028893Feb 12, 2026Engine. GMET4 DOHC Water Pump Coolant Leak Inspection
• 11028771Feb 7, 2026Electrical system. PROXI Alignment: Radio Frequency Hub Module (RFHM) Customers may experience the following: ● Keyless Ignition Node (KIN) stays illuminated after vehicle ignition is OFF. ● Depleted battery. NOTE: Battery depleted due to a 100mA ignition-off draw.
• 11028744Feb 6, 2026Electrical system, Body and structure. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative. Rain Sensor Internal Failure.
• 11028782Feb 4, 2026Body and structure. Hose - sunroof drain
• 11028742Feb 2, 2026Engine. Hemi Water Pump Coolant Leak Inspection
• 11028249Jan 30, 2026Electrical system. Audio Amplifier Setting ANC Diagnostic Trouble Codes (DTC) as Stored Codes.
• 11028246Jan 26, 2026Body and structure, Electrical system. Passive Entry Exterior Door Handle Inoperative When Touched For Lock And Or Unlock.
• 11027837Jan 21, 2026Engine. Water Pump & Chain Case Cover
• 11027836Jan 21, 2026Engine. Water Pump & Chain Case Cover
• 11027728Jan 17, 2026Other or unknown. Flash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set at least one of the following Diagnostic Trouble Codes (DTCs): ● C2203-00 - Current VIN Missing/Mismatch. ● C008E-00 - ECU Internal Performance with Environmental Data Decode Byte: APP_FATAL_ERROR_APP_CONFIGURATION_ERROR_FAULT.
• 11027739Jan 16, 2026Transmission and drivetrain, Suspension, Steering. The customer is experiencing a clicking or pop noise from the steering knuckle and bearing area during turns while driving.
• 11027736Jan 16, 2026Electrical system. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative. Rain Sensor Internal Failure.
• 11027727Jan 16, 2026Electrical system. Speaker Diagnostic Procedure Rattle, buzz and squeak coming from specific speakers.
• 11027735Jan 14, 2026Engine. Coolant Has Abnormal Yellow Color
• 11027642Jan 9, 2026Electrical system. Service Shifter Message On Instrument Cluster With Loss Of Communication Diagnostic Trouble Code (DTC) Related To The Shifter.
• 11027641Jan 9, 2026Electrical system. Rotary Shifter Lights Blinking, Shifter Not Moving, Not Going Into Gear.
• 11027650Jan 6, 2026Body and structure. Latch - liftgate
• 11027649Jan 6, 2026Body and structure. Latch - liftgate
• 11027241Dec 22, 2025Steering, Wheels, Suspension. Note: actual release date was 12/22/2025 The customer is experiencing a clicking or pop noise from the steering knuckle and bearing area during turns while driving.
• 11026815Dec 17, 2025Transmission and drivetrain. Valve body & control unit – transmission
• 11026813Dec 17, 2025Seats. Armrest - rear door trim
• 11026809Dec 17, 2025Transmission and drivetrain, Brakes. The customer states the ABS and Traction Control warning comes on. Vehicle sets wheel speed BSCM/ABS fault codes.
• 11026677Dec 12, 2025Electrical system. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians 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.
• 11026642Dec 12, 2025Seats. Comfort Seat Module (CSM) or Comfort Steering Wheel Module (CSWM) do Not Operate
• 11026641Dec 12, 2025Body and structure. Power Liftgate Noise During Gate Operation
• 11026660Dec 10, 2025Electrical system. If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an authorized dealer." PLEASE do not Replace the TBM module, only replace TBM Internal Battery (inside Telematics Box Module) and order PN68493347
• 11026654Dec 10, 2025Electrical system, Body and structure. If the power liftgate exhibits operating noise during opening or closing but functions normally, follow these instructions: 1. Do NOT replace the Power liftgate if: -The liftgate opens and closes properly, and -The customer concern is only operating noise. 2. Replacement is ONLY recommended if: -There is an abnormal sound (e.g., grinding, scraping, knocking), -A functional issue exists (binding, stall, failure to…
• 11026630Dec 9, 2025Other or unknown. Evaporator - air conditioning
• 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
• 11026552Dec 3, 2025Electrical system. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
• 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.
• 11025726Nov 17, 2025Body and structure, Electrical system. Lamp – backup, lamp - tail
• 11025725Nov 17, 2025Electrical system, Body and structure. Lamp – backup, lamp - tail
• 11025641Nov 14, 2025Electrical system. No Wireless Charging Or Slow Wireless Charging
• 11025512Nov 6, 2025Electrical system. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
• 11025037Oct 29, 2025Electrical system. DTC B1E21 is triggered when the TBM Backup Battery is discharged, inactive, or drained. This can happen during the lifetime of the vehicle. TBM should not be replace for B1E21, since there is no fault on TBM. TBM battery is replaceable. Part number of the back-up battery inside TBM is 68597650AA.

← All problems reported for the 2026 Jeep Grand Cherokee L