2021 Jeep Gladiator Technical Service Bulletins

700 technical service bulletins (TSBs) are on record for the 2021 Jeep Gladiator. 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.

• 10225368Aug 27, 2022Equipment. Connected Service Requires Service Message
• 10225231Aug 27, 2022Equipment. Connected Service Requires Service Message
• 10229507Aug 25, 2022Electrical system. No Start, Stop Start Inoperative, Battery or Check Engine Light (CEL) Illuminated
• 10225366Aug 25, 2022Transmission and drivetrain. Noise From The Front Axle Area Over Bumps
• 10225364Aug 25, 2022Electrical system. No Start, Stop Start Inoperative, Battery or Check Engine Light (CEL) Illuminated
• 10225229Aug 25, 2022Transmission and drivetrain. Noise From The Front Axle Area Over Bumps
• 10225227Aug 25, 2022Electrical system. No Start, Stop Start Inoperative, Battery or Check Engine Light (CEL) Illuminated
• 10229572Aug 19, 2022Body and structure. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
• 10229496Aug 19, 2022Electrical system. MIL Lamp Is On, Multiple Glow Plug DTC?s
• 10225424Aug 19, 2022Body and structure. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
• 10225353Aug 19, 2022Electrical system. MIL Lamp Is On, Multiple Glow Plug DTC?s
• 10225287Aug 19, 2022Body and structure, Other or unknown. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
• 10225216Aug 19, 2022Electrical system. MIL Lamp Is On, Multiple Glow Plug DTC?s
• 10229561Aug 12, 2022Fuel system. Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. 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: P0455 - EVAP System Large Leak. P0456 - EVAP System Small Leak. P04EC - EVAP System Large Leak Detected - Fuel…
• 10225413Aug 12, 2022Fuel system. Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. 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: P0455 - EVAP System Large Leak. P0456 - EVAP System Small Leak. P04EC - EVAP System Large Leak Detected - Fuel…
• 10225276Aug 12, 2022Exterior lighting, Fuel system. Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. 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: P0455 - EVAP System Large Leak. P0456 - EVAP System Small Leak. P04EC - EVAP System Large Leak Detected - Fuel…
• 10229487Aug 11, 2022Engine cooling. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
• 10225348Aug 11, 2022Electrical system. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
• 10225211Aug 11, 2022Equipment. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
• 10229479Aug 6, 2022Electrical system. Battery Drain Suspected or "Identified" From USB or Media Hub
• 10225342Aug 6, 2022Electrical system. Battery Drain Suspected or "Identified" From USB or Media Hub
• 10225205Aug 6, 2022Electrical system. Battery Drain Suspected or "Identified" From USB or Media Hub
• 10229475Aug 5, 2022Tires. Flashing Tire Pressure Lamp After Radio Frequency Hub (RFHUB) Replacement
• 10225338Aug 5, 2022Tires. Flashing Tire Pressure Lamp After Radio Frequency Hub (RFHUB) Replacement
• 10225201Aug 5, 2022Tires. Flashing Tire Pressure Lamp After Radio Frequency Hub (RFHUB) Replacement
• 10229436Aug 3, 2022Transmission and drivetrain. Axle Assembly A parts kit (SENSOR KIT, Axle: 68544629A$) is available to repair the Axle Locker Sensor on JL/JT equipped with the M210 and M220 Tru-Lok axles (DSE). This parts kit must be used when only the Axle Locker Sensor fails. Do not replace the axle for sensor failure.
• 10225299Aug 3, 2022Wheels, Transmission and drivetrain, Back-over prevention (rear camera). Axle Assembly A parts kit (SENSOR KIT, Axle: 68544629A$) is available to repair the Axle Locker Sensor on JL/JT equipped with the M210 and M220 Tru-Lok axles (DSE). This parts kit must be used when only the Axle Locker Sensor fails. Do not replace the axle for sensor failure.
• 10225162Aug 3, 2022Transmission and drivetrain. Axle Assembly A parts kit (SENSOR KIT, Axle: 68544629A$) is available to repair the Axle Locker Sensor on JL/JT equipped with the M210 and M220 Tru-Lok axles (DSE). This parts kit must be used when only the Axle Locker Sensor fails. Do not replace the axle for sensor failure.
• 10230316Jul 28, 2022Exterior lighting, Electrical system. Left Headlight, Park Lamp Flickers Or Is Inoperative. B162A, B163A, B1632, B16CF
• 10223780Jul 28, 2022Exterior lighting, Electrical system. Left Headlight, Park Lamp Flickers Or Is Inoperative. B162A, B163A, B1632, B16CF
• 10230308Jul 20, 2022Visibility (wipers, defrost, mirrors). Washer Inoperative, Weak Or No Spray. Low Washer Indicator May Be Illuminated.
• 10223772Jul 20, 2022Visibility (wipers, defrost, mirrors). Washer Inoperative, Weak Or No Spray. Low Washer Indicator May Be Illuminated.
• 10230340Jul 14, 2022Transmission and drivetrain. Front or Rear Axle Sensor Kit
• 10223804Jul 14, 2022Transmission and drivetrain. Front or Rear Axle Sensor Kit
• 10230302Jul 13, 2022Electrical system. No Start, Start Stop Inoperative, Cluster Message Service Start Stop System
• 10230301Jul 13, 2022Tires, Electrical system. 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
• 10221448Jun 28, 2022Transmission and drivetrain. While performing the PCM reprogramming portion of Recall Z37, the process fails at approximately 20% progress.
• 10221446Jun 28, 2022Back-over prevention (rear camera). Panasonic VP4R Wi-Fi New Enrollment Pause
• 10221465Jun 23, 2022Electrical system. Customer Satisfaction Notification Z37 Powertrain Control Module Software
• 10221440Jun 23, 2022Lane departure. Air Bag Warning Lamp On, Service Air Bag Message Displayed On Cluster
• 10221500Jun 22, 2022Exterior lighting. Headlamp Condensation Clearing Procedure This bulletin is to communicate the procedure for headlamp condensation clearing.
• 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
• 10221362Jun 8, 2022Visibility (wipers, defrost, mirrors). HVAC Blower Motor For concerns of intermittent or inoperative blower fan operation please contact FCA Redacted Content prior to replacement as returns have come back no trouble found. If no response in 15 minutes, proceed with repair.
• 10221409Jun 4, 2022Back-over prevention (rear camera). Check Engine Lamp (CEL) On, DEF Reductant Quality Sensor Circuit
• 10221407Jun 3, 2022Body and structure. Frame Bracket Attached To Right Front Frame Rail Behind Front Tire.
• 10221467Jun 1, 2022Engine cooling, Exterior lighting, Electrical system. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC: P2100 - Electronic Throttle Control Motor Circuit. P0300 - Multiple Cylinder Misfire. In addition, customers may experience the following…
• 10214530May 25, 2022Electrical system, Equipment. complete wiring harness Before replacing this harness, please check for an available connector repair kit at the following: http://connectors.dcctools.com/home.htm;jsessionid=C6A3F1B696B030953878BF34FE86A8FE If a connector repair kit is not available on the website contact FCA Redacted Content to see if an alternative repair kit is available for your application prior to ordering the harness. If no response in 15…

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