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.

• 10223783Jul 29, 2022Visibility (wipers, defrost, mirrors). Wind or Whistle Noise from Exterior Side Mirror at Highway Speeds. Noise can be heard with front windows down between 30 and 60 MPH from both LH and RH exterior rear view mirrors.
• 10230317Jul 28, 2022Electrical system. Intermittently The Starter Clicks And Does Not Turn Over The Engine
• 10223781Jul 28, 2022Electrical system. Intermittently The Starter Clicks And Does Not Turn Over The Engine
• 10230310Jul 21, 2022Suspension, Electronic stability control. Service Air Suspension Message In Cluster EVIC. ASCM Inoperative. Low Air Mass DTCs
• 10230309Jul 21, 2022Electrical system. Cluster Display Option For Full Map Turn By Turn In Cluster Is Greyed Out
• 10223774Jul 21, 2022Suspension, Electronic stability control. Service Air Suspension Message In Cluster EVIC. ASCM Inoperative. Low Air Mass DTCs
• 10223773Jul 21, 2022Electrical system. Cluster Display Option For Full Map Turn By Turn In Cluster Is Greyed Out
• 10230346Jul 20, 2022Visibility (wipers, defrost, mirrors), Vehicle speed control, Brakes…. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the Body Control Module (BCM) with the latestavailable software. Customer may describe various LIN related functions (steering wheel, center stack, terrain or 4wd) switchesand/or certain interior lamps not working. Upon further inspection the technician may also observe the following DTCs may have set withouta MIL: U1223-00 - Lost…
• 10223810Jul 20, 2022Visibility (wipers, defrost, mirrors), Vehicle speed control, Fuel system…. Flash: Body Control Module (BCM) Updates This bulletin involves reprogramming the Body Control Module (BCM) with the latestavailable software. Customer may describe various LIN related functions (steering wheel, center stack, terrain or 4wd) switchesand/or certain interior lamps not working. Upon further inspection the technician may also observe the following DTCs may have set withouta MIL: U1223-00 - Lost…
• 10230306Jul 19, 2022Electrical system. Intermittently The Starter Clicks And Does Not Turn Over The Engine
• 10223770Jul 19, 2022Electrical system. Intermittently The Starter Clicks And Does Not Turn Over The Engine
• 10230302Jul 13, 2022Electrical system. No Start, Start Stop Inoperative, Cluster Message Service Start Stop System
• 10230301Jul 13, 2022Electrical system, Tires. Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed
• 10223766Jul 13, 2022Electrical system. No Start, Start Stop Inoperative, Cluster Message Service Start Stop System
• 10223765Jul 13, 2022Electrical system. Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed
• 10221377Jun 29, 2022Equipment. Overhead Console If the sunglasses holder door in the overhead console will not stay closed, inspect the Latch for damage. The Latch is now released for service under part number 68599540A$.
• 10221446Jun 28, 2022Back-over prevention (rear camera). Panasonic VP4R Wi-Fi New Enrollment Pause
• 10221500Jun 22, 2022Exterior lighting. Headlamp Condensation Clearing Procedure This bulletin is to communicate the procedure for headlamp condensation clearing.
• 10221437Jun 22, 2022Transmission and drivetrain. 1ST Row Power Seat Forward Or Rearward Adjustments Do Not Operate, Heated Seat Back Does Not Turn On
• 10221376Jun 22, 2022Electrical system, Brakes. Module, Anti-lock brake system / Hydraulic Control Unit Some 2018-19 WD/WK vehicles have the brake lights staying on without depressing the brake pedal as an affect of DTC C1093-62 occurring or due to an internal failure in the HCU/ABS Module please contact FCA Redacted Content. If there is no response within 15 minutes of initiating your call, please - Obtain a vehicle scan report with the diagnostic environmental…
• 10221494Jun 18, 2022Air bags, Electrical system. Flash: Drivetrain Control Module (DTCM) Updates This bulletin involves reprogramming the DTCM with the latest available software. Customers may experience a ?Service 4WD message? illumination. Upon further investigation the technician may find one or more of the following DTCs have been set: C1472-92 - Transfer Case Clutch Control-Performance Or Incorrect Operation(Sales Code DHY only).
• 10221433Jun 18, 2022Electrical system. BCM Replace Procedure And Command Location
• 10221427Jun 15, 2022Equipment. : Wireless Charging Pad Slow Wireless Charging, No Wireless Charging
• 10221368Jun 15, 2022Brakes, Electrical system. Module, Anti-lock brake system / Hydraulic Control Unit Some 2018-19 WD/WK vehicles have the brake lights staying on without depressing the brake pedal as an affect of DTC C1093-62 occurring or due to an internal failure in the HCU/ABS Module please contact FCA Redacted Content. If there is no response within 15 minutes of initiating your call, please - Obtain a vehicle scan report with the diagnostic environmental…
• 10221366Jun 15, 2022Engine cooling. Valve Cover Gasket It is advised to replace the full valve cover assembly if you are experiencing a valve cover leak Engineering has updated the skirt height of the valve cover to address oil leaks. Replace the valve cover (part # 04893800AI (right side) or 04893799AH (left side)includes valve cover gasket) to ensure proper repair. Please call FCA Redacted Content to facilitate fast track shipment of failed part.
• 10221425Jun 10, 2022Equipment. Panasonic VP4R Wi-Fi New Enrollment Pause
• 10221423Jun 10, 2022Equipment. An incorrect PDF document S228A000004 Rev. A - Panasonic VP4R Wi-Fi New Enrollment Pause was uploaded for this communication during publishing and was corrected with S228A000009 Rev. A
• 10221479Jun 9, 2022Fuel system. Fuel Line Buzz Vibration Noise This bulletin involves isolating the fuel lines from the chassis. A customer may not notice a Buzz, Squeak or Rattle (BSR) noise coming from the front of the vehicle while driving at 1000 to 1500 RPM.
• 10221420Jun 9, 2022Transmission and drivetrain. Paddle Shifter Disable Feature Not Present
• 10221419Jun 9, 2022Seat belts. 2nd Row Center Seat Belt Webbing Twisted
• 10221363Jun 9, 2022Electrical system, Brakes. Module, Anti-lock brake system / Hydraulic Control Unit Some 2018-19 WD/WK vehicles have the brake lights staying on without depressing the brake pedal as an affect of DTC C1093-62 occurring or due to an internal failure in the HCU/ABS Module please contact FCA Redacted Content. If there is no response within 15 minutes of initiating your call, please continue with your normal diagnostic process.
• 10221361Jun 8, 2022Electrical system, Suspension. COMPRESSOR ASSEMBLY, Air Suspension, Module ASCM replacement is rarely necessary. If any DTC is stored and able to be cleared, component replacement is not necessary. Please follow the service procedures to attempt to clear any active fault(s) which includes module hard reset, full CAN power down/sleep, or DTC clear in WiTech. Please contact FCA Redacted Content prior to any ASCM replacement at FCA Redacted Content…
• 10221360Jun 8, 2022Suspension. Rear Air Springs WL rear air spring install video link https://www.fcamastertech.com/content/eLearning/0/E/0E8F7A59BF911FD0C5EAE41FB643D103C8731BE5/MTCE2103-M/story.html
• 10221475Jun 4, 2022Exterior lighting, Fuel system. 6.4L Fuel Injector High Flow Misfire This bulletin involves inspecting the Julian date on the fuel rails, fuel injectorsand possibly replacing fuel injectors. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or moreof the following Diagnostic Trouble Codes (DTCs) have been set: P0300 - Multiple Cylinder Misfire. P0301 - Cylinder 1…
• 10221406Jun 3, 2022Electronic stability control, Suspension. Air Suspension Compressor Quick Connect Adaptor Fitting Service.
• 10214587May 28, 2022Electrical system, Equipment. Jeep Mobile App Remote Operations Inoperative
• 10214536May 25, 2022Electrical system, Other or unknown. MODULE, Telematics A brand-new vehicle with telematics box, customer may report Uconnect box error popup on the screen every time the vehicle is ignition on. Missing security certificate on a new vehicle or after a new TBM installed, or any active DTC set by TBM will trigger this popup. Please refer to STAR Online S2108000015 for more information.
• 10214578May 21, 2022Equipment, Electrical system. Panasonic VP4R Wi-Fi New Enrollment Pause
• 10214577May 21, 2022Equipment. Uconnect Box Error Message On Radio Screen And DTC code B22A9-96 Set
• 10214576May 21, 2022Equipment, Electrical system. Uconnect Box Error Message, With Active or Stored Cellular Antenna Open or Short DTC B1560-11, B1560-13, B1561-11 or B1561-13
• 10214575May 21, 2022Engine cooling, Equipment, Electrical system. Multiple Electrical Concerns, Reduced Cooling Fan Speed, Start Stop Does Not Work Intermittently, EPS Steering Warning Message, Check Engine Lamp On, Discharged Battery, No Start, Drained AUX Battery
• 10214573May 21, 2022Electrical system, Equipment. Central ADAS Decision Module (CADM), Advanced Driver Assist System (ADAS), Lane Assist Inoperative, Service Active Lane Management Message
• 10214574May 20, 2022Engine cooling, Equipment. Vehicle Center Console Is Warm During HVAC Operation
• 10214618May 19, 2022Equipment, Electrical system, Suspension, Electronic stability control. Air Suspension Control Module (ASCM) Updates For Diagnostic Trouble Code (DTC) U0300-00 This bulletin involves informing the technician about reprogramming the ASCM with the latest available software after replacement of the new ASCM only. The replacement ASCM will set DTC: U0300-00 - Internal Control Module Software Incompatibility-.
• 10214572May 18, 2022Equipment, Electrical system. Uconnect Box Error Message, With Active or Stored Cellular Antenna Open or Short DTC B1560-11, B1560-13, B1561-11 or B1561-13
• 10214571May 18, 2022Suspension, Electronic stability control, Equipment. Low Air Mass C15D9-00 DTC Service Air Suspension Message And Or Air Woosh Noise.
• 10214568May 17, 2022Equipment. One Or More Passive Entry Antenna General Electric Failure DTC?s Found In The RFH
• 10214601May 11, 2022Equipment, Transmission and drivetrain, Electrical system. Flash: Drivetrain Control Module (DTCM) Updates This bulletin involves reprogramming the DTCM with the latest available software. Customers may experience a ?Service 4WD message? illumination.
• 10214564May 11, 2022Electrical system. Tick, Click, Snap Noise From Passenger Side Of Instrument Panel
• 10214595May 6, 2022Exterior lighting, Equipment. Rear Tail Lamp Condensation Clearing Procedure This bulletin is to communicate the procedure for rear tail lamp condensation clearing. Some customers may report that on occasion, vehicle exterior tail lamp assemblies are fogged with a light layer of condensation on the inside of the lenses. This may be reported after the lamps have been turned on and brought up to operatingtemperature, turned off, and then rapidly…

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