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.

• 11032992May 18, 2026Steering, Electrical system. After Electric Power Steering (EPS) Replacement, Diagnostic Trouble Code (DTC) C221C-00 ECU Not Programmed/Flash Required Is Set
• 11032857May 14, 2026Steering, Electrical system. Before replacing the steering column control module (SCCM) due to wipers inop, wipers not turning off, wipers not returning to position, heated steering wheel not working and/or steering controls inop, Electronic Stability Control (ESC) light on, please follow these steps: 1.- Review if there is any active DTC. Refer to service library procedure and follow diagnosis steps.
• 11032842May 13, 2026Electrical system. Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle.
• 11032854May 12, 2026Suspension. Clunking when going over bumps, potholes, or turns. During diagnosis dealers may find rubber separating from the bushing on the tension link. This is normal and most likely is not attributed to the noise. Please follow normal diagnosis and ensure all tie-rod and ball joints are properly torqued and if worn, replace.
• 11032810May 8, 2026Electrical system. Poor Audio Quality And Or Static From Wireless Devices
• 11032633May 8, 2026Electrical system. Poor Audio Quality And Or Static From Wireless Devices
• 11032824May 7, 2026Electrical system. Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle
• 11032814May 7, 2026Electrical system. Switch - liftgate
• 11032647May 7, 2026Electrical system. Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle
• 11032637May 7, 2026Electrical system. Switch - liftgate
• 11032333Apr 28, 2026Electrical system. Actuator - a/c and heater
• 11032332Apr 28, 2026Electrical system. Actuator - a/c and heater
• 11031691Apr 24, 2026Suspension. WL Front Control Arm Bushing - Handling Link Has Loose
• 11031688Apr 22, 2026Body and structure, Electrical system. Door Latch, Handle And Ajar Additional Service Information.
• 11031455Apr 18, 2026Engine, Transmission and drivetrain. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0300 - Multiple Cylinder Misfire - In Active or Stored status set during cold start catalyst heating. ● P0301 - Cylinder 1 Misfire - In Active or Stored status set during cold start catalyst…
• 11031423Apr 15, 2026Electrical system. Rear Taillamp Condensation Clearing Procedure On occasion, vehicle exterior taillamp assemblies get fogged with a light layer of condensation on the SYMPTOM: inside of the lenses Fig. 1. This may be reported after the lamps have been turned on and brought up to operating temperature, turned off and then rapidly cooled by cold water (such as rain, or the water from a vehicle wash).
• 11031339Apr 10, 2026Lane departure. U0422-00 Implausible Data From BCM Set In Central ADAS Decision Module (CADM).
• 11031338Apr 8, 2026Body and structure. Buzz Squeak Rattle (BSR) Noise From Rear Of Vehicle.
• 11031337Apr 8, 2026Electrical system, Transmission and drivetrain. Power Liftgate Inoperative.
• 11031241Apr 1, 2026Body and structure. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
• 11031240Apr 1, 2026Electrical system. Power Liftgate Inoperative Or Intermittently Will Not Open Or Close.
• 11031230Mar 30, 2026Body and structure. Cover - cargo area
• 11030434Mar 27, 2026Suspension. Clunk, Creaking, Squeaking, Knocking Noise From Front Suspension Over Bumps And Or Rough Road Conditions.
• 11030229Mar 21, 2026Engine. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored status) ● P0071-00 - Ambient Air Temperature Sensor Performance. (In Active or Stored…
• 11030266Mar 19, 2026Seats, Electrical system. Memory Seat Does Not Work There Is No Response from The Seat While Pressing the Memory Seat Profiles from the Switch Diagnostic Trouble Code (DTC) B1D9B-54- Seat Horizontal Front Stop Not Learned-Missing Calibration
• 11030269Mar 18, 2026Other or unknown. Backup Camera Poor Image Quality Inspection
• 11030138Mar 9, 2026Transmission and drivetrain. The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
• 11030042Mar 5, 2026Electrical system. Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)
• 11030035Mar 4, 2026Electrical 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
• 11030030Mar 4, 2026Electrical system. SENSOR - PINCH
• 11030022Mar 3, 2026Electrical system. SPEAKER - NONE
• 11029783Feb 25, 2026Electrical 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.
• 11029770Feb 25, 2026Transmission and drivetrain. Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV transmissions that have fault codes P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.
• 11029764Feb 23, 2026Engine. WATER PUMP
• 11029763Feb 23, 2026Engine. WATER PUMP
• 11029705Feb 21, 2026Electrical system. Harman R1H Uconnect 5 Radio Software Flash Error Codes
• 11029670Feb 21, 2026Body and structure, Electrical system. Rear Taillamp Condensation Clearing Procedure On occasion, vehicle exterior taillamp assemblies get fogged with a light layer of condensation on the SYMPTOM: inside of the lenses Fig. 1. This may be reported after the lamps have been turned on and brought up to operating temperature, turned off and then rapidly cooled by cold water (such as rain, or the water from a vehicle wash).
• 11029706Feb 18, 2026Electrical system, Body and structure. The Handsfree Kick Feature Does Not Work Or Works Intermittently.
• 11028904Feb 14, 2026Electrical 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
• 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
• 11028782Feb 4, 2026Body and structure. Hose - sunroof drain
• 11028257Jan 29, 2026Electrical system. Open a star case prior to ordering or installing a replacement 68436288A$ or Z8436288A$ PN This includes AM, AJ or AK level. AM level is not available to order at this time. AJ or AK level is recommended to verify proper connected services at this time.
• 11028251Jan 26, 2026Electrical system, Body and structure. Any 2021-2022MY WL that has the right power liftgate anti-pinch sensor or power liftgate module(PLGM) replaced, both components need to be replaced as a pair.
• 11028246Jan 26, 2026Body and structure, Electrical system. Passive Entry Exterior Door Handle Inoperative When Touched For Lock And Or Unlock.
• 11027845Jan 23, 2026Electrical 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…
• 11027837Jan 21, 2026Engine. Water Pump & Chain Case Cover
• 11027836Jan 21, 2026Engine. Water Pump & Chain Case Cover
• 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.
• 11027744Jan 13, 2026Electrical 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.

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