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.

• 10214556May 6, 2022Body and structure, Equipment. Passenger Front Cabin Unable To Achieve Temperature Set Point.
• 10214594May 5, 2022Transmission and drivetrain, Electrical system. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software.The PCM software update is also being released as a generic release to support PCM replacement only in service (North America only). This software enables the following functions: Active Vehicle Speed Limiters (AVSL)(EMEA only). Intelligent Speed Assist (ISA)(EMEA only).
• 10214593May 5, 2022Transmission and drivetrain, Electrical system. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software.The PCM software update is being released as a generic release to support PCM replacement only in service.
• 10214554May 5, 2022Engine cooling, Electrical system. Vehicle Will Not Crank, Battery Drained OR Vehicle Alarm Sounds For No Obvious Reason.
• 10214553May 5, 2022Equipment, Body and structure, Visibility (wipers, defrost, mirrors). Water Leaking From Overhead Console Or Headliner Microphone On Sunroof Equipped Vehicle
• 10214518May 4, 2022Engine, Engine cooling. Valve Cover Gasket If you are experiencing a right valve cover leak and plan on replacing only the gasket, the customer may later return for an oil leak. Engineering has updated the skirt height of the valve cover to address oil leaks. Replace the valve cover (part # 04893800AI includes valve cover gasket) to ensure proper repair. Please call FCA Redacted Content if further questions or help is needed with parts…
• 10228051Apr 30, 2022Steering, Fuel system, Transmission and drivetrain, Electrical system. Flash: Electric Power Steering (EPS) Updates This bulletin involves reprogramming the EPS with the latest available software. Customers may experience the following after exiting flat tow mode: The vehicle will not have EPS assist. After exiting Flat Tow Mode by switching the transfer case out of neutral, but not perform an ignition cycle, the vehicle will have no power steering assist. Power steering will come…
• 10228010Apr 28, 2022Other or unknown, Electrical system, Visibility (wipers, defrost, mirrors). Front HVAC Vents Default To Defrost, Driver Side Only Blows Cold.
• 10227973Apr 27, 2022Electrical system, Visibility (wipers, defrost, mirrors). COMPRESSOR, Air Conditioning HVAC not blowing cold air, or does not work as designed. Please ensure the HVAC control module is at the latest software level prior to replacing the compressor as per Star Online publication S2224000003. Any questions, or concerns please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair. Software is available for 21MY per TSB 08-043-22 Rev. B and for 22MY…
• 10228040Apr 23, 2022Fuel system. Brake Lines Over-Torqued This bulletin involves inspecting and possibly replacing the front brake lines from the Brake System Control Module(BSCM) to both the front brake hose junctions. Customers may experience the following: Brake fluid leak. This minor leak is coming from the front brake line unions.
• 10227967Apr 20, 2022Electrical system. ELEMENT, Heated Seat, Seat Back (2nd row) Before deciding to replace the heater mat, please check heater mat resistances at the pigtail: - Between pin 1-4: (3.07 to 3.75 Ohms) - Between pin 2-3: (9kOhms - 11 kOhm) Also, check heater mat connection to seat harness. For WL (Grand Cherokee L and Grand Cherokee) equipped with this heater mat that require replacement. DO NOT tear off the heater mat from the foam…
• 10227966Apr 20, 2022Electrical system. ELEMENT, Heated Seat, Seat Cushion Before deciding to replace the heater mat, please check heater mat resistances at the pigtail: - Between pin 1-4: (2.03 to 2.49 Ohms) - Between pin 2-3: (9kOhms - 11 kOhm) Also, check heater mat connection to seat harness. For WL (Grand Cherokee L and Grand Cherokee) equipped with this heater mat that require replacement. DO NOT tear off the heater mat from the foam cushion…
• 10227965Apr 20, 2022Electrical system. ELEMENT, Heated Seat Before deciding to replace the heater mat, please check heater mat resistances at the pigtail: - Between pin 1-4: (1.63 to 1.99 Ohms) - Between pin 2-3: (9kOhms - 11 kOhm) Also, check heater mat connection to seat harness. For WL (Grand Cherokee L and Grand Cherokee) equipped with this heater mat that require replacement. DO NOT tear off the heater mat from the foam cushion, instead the whole…
• 10228001Apr 19, 2022Electrical system, Electronic stability control, Suspension. WL Air Suspension Control Module ASCM Service flash is for new part replacements ONLY
• 10227998Apr 14, 2022Back-over prevention (rear camera). Vehicle Will Not Crank, Battery Drained OR Vehicle Alarm Sounds For No Obvious Reason. Published document indicates an incorrect 2021 CY.
• 10227994Apr 8, 2022Equipment. Wireless Android Auto Or Apple CarPlay Intermittent Operation From Interference
• 10227989Apr 7, 2022Air bags. Airbag Light On And/Or Passenger Seat Belt Unbuckled Message Displayed. Driver And Passenger Seat Belt Connector Not Fully Seated
• 10228060Apr 5, 2022Fuel system, Engine cooling. Coolant Charge Air Cooler Pump Associated To Low Coolant Level or Diagnostic Trouble Codes
• 10228063Apr 2, 2022Electrical system. Instrument Panel Cluster Updates
• 10227986Apr 2, 2022Seats, Vehicle speed control. The Liftgate Latch Sticks, Will Not Open, Close, Or Hard To Close Manually
• 10227983Apr 2, 2022Engine cooling, Equipment. If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils.
• 10227982Apr 1, 2022Equipment. Driver Heated Seat Inoperative, DTC B1E99 Front Left Heater Circuit
• 10227979Apr 1, 2022Visibility (wipers, defrost, mirrors), Exterior lighting. Blind Spot Inoperative With Mirror Indicator On. C00C4-97 And Or C00C5-76 Wrong Mounting Position DTCs Set.
• 10229095Mar 30, 2022Equipment. Warranty Bulletin D-20-13-13 STAR Center Uconnect 5 (R1) Radio Pre-Authorization Program ? Select Radios (New and Exchange) ?2021 - 2022 Jeep Grand Cherokee (WL), 2022 Wagoneer and Grand Wagoneer (WS), 2022 Ram 1500 Pickup (DS/DT) and 2022 Ram Heavy Duty Pickup (DD/DF/DJ/ DP/D2) (Rev. D)
• 10223133Mar 30, 2022Equipment. Warranty Bulletin D-20-13-13 STAR Center Uconnect 5 (R1) Radio Pre-Authorization Program ? Select Radios (New and Exchange) ?2021 - 2022 Jeep Grand Cherokee (WL), 2022 Wagoneer and Grand Wagoneer (WS), 2022 Ram 1500 Pickup (DS/DT) and 2022 Ram Heavy Duty Pickup (DD/DF/DJ/ DP/D2) (Rev. D)
• 10220751Mar 30, 2022Equipment. Warranty Bulletin D-20-13-13 STAR Center Uconnect 5 (R1) Radio Pre-Authorization Program ? Select Radios (New and Exchange) ?2021 - 2022 Jeep Grand Cherokee (WL), 2022 Wagoneer and Grand Wagoneer (WS), 2022 Ram 1500 Pickup (DS/DT) and 2022 Ram Heavy Duty Pickup (DD/DF/DJ/ DP/D2) (Rev. D)
• 10212354Mar 30, 2022Equipment. Warranty Bulletin D-20-13-13 STAR Center Uconnect 5 (R1) Radio Pre-Authorization Program ? Select Radios (New and Exchange) ?2021 - 2022 Jeep Grand Cherokee (WL), 2022 Wagoneer and Grand Wagoneer (WS), 2022 Ram 1500 Pickup (DS/DT) and 2022 Ram Heavy Duty Pickup (DD/DF/DJ/ DP/D2) (Rev. D)
• 10229168Mar 29, 2022Exterior lighting, Electrical system. Flash: Smart Lighting Module Left (SLML) and Smart Lighting Module Right (SLMR) Updates This bulletin involves reprogramming the SLML and SLMR with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: B2834-00 - Right Headlamp…
• 10229167Mar 29, 2022Brakes, Electrical system, Exterior lighting. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck…
• 10229085Mar 29, 2022Suspension, Electronic stability control. Low Air Mass C15D9-00 DTC Service Air Suspension Message
• 10223206Mar 29, 2022Exterior lighting, Electrical system. Flash: Smart Lighting Module Left (SLML) and Smart Lighting Module Right (SLMR) Updates This bulletin involves reprogramming the SLML and SLMR with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: B2834-00 - Right Headlamp…
• 10223205Mar 29, 2022Exterior lighting, Electrical system, Brakes. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck…
• 10223123Mar 29, 2022Suspension, Electronic stability control. Low Air Mass C15D9-00 DTC Service Air Suspension Message
• 10220824Mar 29, 2022Electrical system, Exterior lighting. Flash: Smart Lighting Module Left (SLML) and Smart Lighting Module Right (SLMR) Updates This bulletin involves reprogramming the SLML and SLMR with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: B2834-00 - Right Headlamp…
• 10220823Mar 29, 2022Brakes, Exterior lighting, Electrical system. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck…
• 10220741Mar 29, 2022Suspension, Electronic stability control. Low Air Mass C15D9-00 DTC Service Air Suspension Message
• 10212428Mar 29, 2022Electrical system, Exterior lighting. Flash: Smart Lighting Module Left (SLML) and Smart Lighting Module Right (SLMR) Updates This bulletin involves reprogramming the SLML and SLMR with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: B2834-00 - Right Headlamp…
• 10212427Mar 29, 2022Brakes, Exterior lighting, Electrical system. Incorrectly Assembled Purge Flow Tube Inside Tube Elbow This bulletin involves inspecting and if needed reposition the purge tube inside the tube elbow. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find oneor more of the following Diagnostic Trouble Codes (DTCs). P0441 - EVAP Purge System Performance. P0452 - EVAP Pressure Switch ?A? Stuck…
• 10212344Mar 29, 2022Suspension, Electronic stability control. Low Air Mass C15D9-00 DTC Service Air Suspension Message
• 10229162Mar 23, 2022Equipment. Glove Box Hard To Close This bulletin involves replacing the glove box bumpers. Customers may comment on the following: The glove box is hard to close.
• 10228987Mar 23, 2022Brakes. MODULE, Anti-Lock Brake System & BOOSTER, Power Brake Prior to replacing this for a C0597-00 fault code, ensure that the software is at the latest level.
• 10228984Mar 23, 2022Body and structure. TRANSFER CASE If the Transfer Case is being replaced for a concern related to C1472-92 refer to STAR Online S2121000014 Rev. C before ordering.
• 10223200Mar 23, 2022Equipment. Glove Box Hard To Close This bulletin involves replacing the glove box bumpers. Customers may comment on the following: The glove box is hard to close.
• 10223026Mar 23, 2022Transmission and drivetrain. MODULE, Anti-Lock Brake System & BOOSTER, Power Brake Prior to replacing this for a C0597-00 fault code, ensure that the software is at the latest level.
• 10223023Mar 23, 2022Equipment. TRANSFER CASE If the Transfer Case is being replaced for a concern related to C1472-92 refer to STAR Online S2121000014 Rev. C before ordering.
• 10220818Mar 23, 2022Equipment. Glove Box Hard To Close This bulletin involves replacing the glove box bumpers. Customers may comment on the following: The glove box is hard to close.
• 10220643Mar 23, 2022Transmission and drivetrain. MODULE, Anti-Lock Brake System & BOOSTER, Power Brake Prior to replacing this for a C0597-00 fault code, ensure that the software is at the latest level.
• 10220640Mar 23, 2022Equipment. TRANSFER CASE If the Transfer Case is being replaced for a concern related to C1472-92 refer to STAR Online S2121000014 Rev. C before ordering.
• 10212422Mar 23, 2022Equipment. Glove Box Hard To Close This bulletin involves replacing the glove box bumpers. Customers may comment on the following: The glove box is hard to close.
• 10212246Mar 23, 2022Transmission and drivetrain. MODULE, Anti-Lock Brake System & BOOSTER, Power Brake Prior to replacing this for a C0597-00 fault code, ensure that the software is at the latest level.

← All problems reported for the 2021 Jeep Grand Cherokee