2021 Jeep Grand Cherokee Technical Service Bulletins

1,326 technical service bulletins (TSBs) are on record for the 2021 Jeep Grand Cherokee. 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.

• 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.
• 11026820Dec 19, 2025Transmission and drivetrain, Electrical system. Switch - transfer case, ride height, terrain select
• 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.
• 11026641Dec 12, 2025Body and structure. Power Liftgate Noise During Gate Operation
• 11026673Dec 10, 2025Electrical system. Drivetrain Control Module (DTCM) Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● C1403 - 92 Transfer Case Range Position Sensor - Performance Or Incorrect Operation. ● U0403 - 00 Implausible Data Received From Transfer Case.
• 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).
• 11026580Dec 3, 2025Other or unknown. Amplifier - none
• 11026565Dec 3, 2025Body and structure, Engine. Isolator - engine mount
• 11026552Dec 3, 2025Electrical system. Diagnostic Trouble Code (DTC) B15A1-00 Media Port Connection 1 Connection Found Set.
• 11026571Dec 2, 2025Engine. Hose- Oil Cooler Inlet, Outlet
• 11026570Dec 1, 2025Engine, Body and structure. Isolator - engine mount
• 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.
• 11025640Nov 14, 2025Transmission and drivetrain. The customer is experiencing a "clicking" noise during turns while driving on WL vehicles
• 11025028Oct 21, 2025Engine. Engine Oil Leak
• 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…
• 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…
• 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…
• 11023618Sep 24, 2025Engine. Data collection required for all 2020-2026MY vehicles with 3.6L PSU engines during any of their first 3 engine oil changes. This data collection is applicable to all vehicle with engines with sales codes: ERG, ERC, EH3 and ERF. To assist with monitoring and quality improvement of the 3.6L engine, every time a vehicle comes for any of the first 3 oil changes, please use wiTECH to record the total engine idle time…
• 11023589Sep 23, 2025Electrical system. Flash: Amplifier (AMP) Diagnostic and System Updates **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):** ● B143B-12 - ANC Microphone 1-Circuit Short To Battery. ● B143C-12 - ANC Microphone 2-Circuit Short To Battery. ● B143E-12 - ANC Microphone 3-Circuit Short To Battery. ● B143F-12 - ANC…
• 11023585Sep 23, 2025Electrical system. 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.
• 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.
• 11023076Sep 2, 2025Electrical system. Center stack - display
• 11023073Sep 2, 2025Steering. Shaft - steering column intermediate
• 11023072Sep 2, 2025Steering. Shaft - steering column intermediate
• 11022173Aug 23, 2025Fuel system. Extended Crank Condition Due To Loss of Fuel Pressure Customers may experience the following: ● Extended engine crank condition. This bulletin involves performing a fuel pressure test and possibly replacing the **fuel pressure regulator**.
• 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…
• 11022026Aug 15, 2025Other or unknown. Verify Reman part number availability. Order the "R" part number for all orders: Warranty, Mopar, customer pay and service contract. Order "68" part number for New unsold units only.
• 11022012Aug 14, 2025Body and structure. Aluminum Body Panel Corrosion Repair Aluminum corrosion or bubbling along the leading edge of hood, hinges or other exterior surface areas of the hinges, doors, fenders, swing gates or liftgates.
• 11022003Aug 13, 2025Body and structure. Aluminum Body Panel Corrosion Repair Aluminum corrosion or bubbling along the leading edge of hood, hinges or other exterior surface areas of the hinges, doors, fenders, swing gates or liftgates
• 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”
• 11021845Aug 7, 2025Engine. Verify Reman part number availability. Order the "R" part number for all orders: Warranty, Mopar, customer pay and service contract. Order "68" part number for New unsold units only.
• 11021846Aug 5, 2025Forward collision avoidance, Electrical system. Windshield HUD (Head Up Display) Display Features

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