2020 Jeep Gladiator Technical Service Bulletins

685 technical service bulletins (TSBs) are on record for the 2020 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.

• 10229816Dec 16, 2022Steering, Back-over prevention (rear camera), Equipment. UAQ and UCQ Radio Enhancements Customers may experience one or more of the following: ? **Wi-Fi hotspot connection failure. ? Speaker popping, crackle noise during Voice Recognition (VR) response and navigation guidance. ? Mobile Station Integrated Services Digital Network (MSISDN) missing from radio, no connected services working.** ? Intermittent, black radio display screen (Rear View Camera (RVC) not affected)…
• 10229810Dec 15, 2022Body 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. NOTE: Digital imaging pre authorization is required for Smart Warranty Base dealers or Pre Approval is required from Regional Office depending on market.
• 10230541Nov 24, 2022Equipment, Electrical system. Radio Over The Air Updates to JR34.3/JR34.4 and JR34.41
• 10227721Oct 26, 2022Equipment, Electrical system. Radio Remained On After Ignition Is Switched Off, Dead Battery from Excessive Radio Current Draw
• 10227736Oct 4, 2022Equipment. Radio Enhancements Software Level 1848.34 This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following:Radio display screen flickers. Clock loses 6 seconds per day (JL with 5 inch screen). Ghost Touch issue, features, modes and App?s change without drivers input (does not affect rearview camera). Wireless connectivity pop noise. Pop message ?SXM Wait?…
• 10227734Oct 1, 2022Engine cooling. Spark Knock/Engine Symptoms This bulletin involves cleaning the piston heads and cylinder head combustion chambersto resolve a spark knock condition being caused by oil intrusion through the PCV system. The customer may describe a knocking or pinging noise coming from the engine upon acceleration.
• 10225369Aug 30, 2022Equipment. Ambient Temperature Sensor Servicing.
• 10225232Aug 30, 2022Equipment. Ambient Temperature Sensor Servicing.
• 10229513Aug 29, 2022Transmission and drivetrain. 8-Speed Transmission, Additional Transmission Fluid Leak Inspection/Repair Guidelines.
• 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.
• 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.
• 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.
• 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
• 10229436Aug 3, 2022Transmission and drivetrain. Axle Assembly A parts kit (SENSOR KIT, Axle: 68544629A$) is available to repair the Axle Locker Sensor on JL/JT equipped with the M210 and M220 Tru-Lok axles (DSE). This parts kit must be used when only the Axle Locker Sensor fails. Do not replace the axle for sensor failure.
• 10225299Aug 3, 2022Wheels, Back-over prevention (rear camera), Transmission and drivetrain. Axle Assembly A parts kit (SENSOR KIT, Axle: 68544629A$) 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.
• 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.
• 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, 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
• 10221446Jun 28, 2022Back-over prevention (rear camera). Panasonic VP4R Wi-Fi New Enrollment Pause
• 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.
• 10221425Jun 10, 2022Equipment. Panasonic VP4R Wi-Fi New Enrollment Pause
• 10214530May 25, 2022Equipment, Electrical system. 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…
• 10214578May 21, 2022Equipment, Electrical system. Panasonic VP4R Wi-Fi New Enrollment Pause
• 10214602May 11, 2022Engine cooling, Transmission and drivetrain, Fuel system, 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 one or more ofthe following DTCs: P0300 - Multiple Cylinder Misfire.
• 10214557May 7, 2022Electrical system, Tires. Low Tire Pressure Lamp Warning Lamp Illuminated, DTC?s C1501-96, C1502-96, C1503-96, C1504-96
• 10228014Apr 30, 2022Steering, Electrical system, Air bags, Transmission and drivetrain. U0131 Lost Communication With Power Steering Control Module A DTC Active Or Stored. EPS Light On.
• 10227983Apr 2, 2022Equipment, Engine cooling. 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.
• 10229090Mar 31, 2022Brakes, Electrical system, Engine cooling. No Start, ABS Module Has No Communication, Stop/Start Inoperative
• 10223128Mar 31, 2022Electrical system, Engine cooling. No Start, ABS Module Has No Communication, Stop/Start Inoperative
• 10220746Mar 31, 2022Engine cooling, Electrical system. No Start, ABS Module Has No Communication, Stop/Start Inoperative
• 10212349Mar 31, 2022Electrical system, Engine cooling. No Start, ABS Module Has No Communication, Stop/Start Inoperative
• 10229076Mar 24, 2022Back-over prevention (rear camera). Rattle Noise From Door
• 10223114Mar 24, 2022Back-over prevention (rear camera). Rattle Noise From Door
• 10220732Mar 24, 2022Back-over prevention (rear camera). Rattle Noise From Door
• 10212335Mar 24, 2022Body and structure. Rattle Noise From Door
• 10229059Mar 17, 2022Engine cooling. No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting

← All problems reported for the 2020 Jeep Gladiator