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.

• 10243192Aug 31, 2023Engine cooling. Suspected engine coolant leak.
• 10243209Aug 30, 2023Equipment. FCA Caribbean Warranty Bulletin ID-23-20 "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC
• 10243208Aug 30, 2023Equipment. Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B)
• 10243191Aug 30, 2023Equipment. Media Hub USB Connection Drops, Or Apple CarPlay and Android Auto Inoperative.
• 10243178Aug 24, 2023Electrical system, Steering. U0131-00-LOST COMMUNICATION WITH POWER STEERING CONTROL MODULE ?A?. Service Electric Power Steering Message On Cluster.
• 10243172Aug 18, 2023Other or unknown, Electrical system. Low Charging Voltage Displayed On Cluster
• 10243153Aug 8, 2023Other or unknown. Apple CarPlay Does Not Work Or Not Connecting
• 10243222Aug 3, 2023Transmission and drivetrain. Customer Satisfaction Notification 26A - Right Rear Axle Shaft
• 10242779Jul 27, 2023Equipment. Customer Satisfaction Notification ZD7 - Radio Software update
• 10242717Jul 27, 2023Equipment. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
• 10242712Jul 18, 2023Electrical system, Steering. ELECTRIC HYDRAULIC POWER STEERING PUMP Prior to replacing this component for damage at the pump electrical connection, please contact FCA redacted content. If no response in 15 minutes, proceed with repair.
• 10242794Jul 12, 2023Body and structure. Sunvisor Rocking or Loose One or both sunvisors rocking or are loose This bulletin involves adding foam pads to both sunvisor body mounts.
• 10242769Jul 12, 2023Body and structure. Warranty Bulletin D-23-04 - 2018-2023 (Current) Jeep Wrangler (JL) and 2020-2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. B)
• 10241035Jun 29, 2023Equipment, Other or unknown. Radio Black Screen, Freezing, Reset, Cutting Out Or Inoperative Intermittently
• 10241043Jun 28, 2023Other or unknown, Steering. Warranty Bulletin D-23-09 (XF1) Steering Damper - Select 2018 - 2020 Jeep Wrangler (JL) and 2020 Jeep Gladiator (JT)
• 10241022Jun 18, 2023Transmission and drivetrain, Engine cooling. Customer complaint may include a MIL-on or check engine lamp on condition.
• 10241056Jun 16, 2023Equipment, Electrical system. Customer Satisfaction Notification ZD7 - Radio Software Update
• 10241074Jun 9, 2023Equipment. Radio Over The Air JR34.41F Updating to JR34.42F Software Version ? Mobile WiFi inoperative upon start up. ? WiFi hotspot gives ?No Internet? connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The…
• 10240002May 24, 2023Equipment, Electrical system. Customer Satisfaction Notification ZD7 - Radio Software Update
• 10240004May 18, 2023Equipment. SOS, Assistance Calls Not Successful After Radio Replacement or Radio Software Update
• 10239957May 18, 2023Engine cooling. Water Quality When Mixed With Engine Coolant
• 10236969Apr 25, 2023Visibility (wipers, defrost, mirrors). Mirror
• 10236933Apr 15, 2023Equipment, Engine cooling. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
• 10247963Feb 24, 2023Engine cooling. Customer complaint may include a coolant leak, or, a coolant leak is detected during a routine oil change inspection.
• 10234436Feb 24, 2023Engine cooling. Customer complaint may include a coolant leak, or, a coolant leak is detected during a routine oil change inspection.
• 10247906Feb 22, 2023Engine cooling. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY review and follow instructions from the latest STAR Online S1809000007 available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use…
• 10234379Feb 22, 2023Engine cooling. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY review and follow instructions from the latest STAR Online S1809000007 available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring. For 2022MY and prior use…
• 10247974Feb 15, 2023Equipment. International Warranty Bulletin ID-23-03 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. A)
• 10247972Feb 15, 2023Equipment. Warranty Bulletin D-23-04 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. A)
• 10247953Feb 15, 2023Electrical system. Radio Remained On After Ignition Is Switched Off, Dead Battery From Excessive Radio Current Draw
• 10234447Feb 15, 2023Other or unknown. International Warranty Bulletin ID-23-03 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. A)
• 10234445Feb 15, 2023Other or unknown. Warranty Bulletin D-23-04 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. A)
• 10234424Feb 15, 2023Electrical system. Radio Remained On After Ignition Is Switched Off, Dead Battery From Excessive Radio Current Draw
• 10247905Feb 14, 2023Back-over prevention (rear camera). ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY (with mileage above 30,000) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring…
• 10234420Feb 14, 2023Electrical 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
• 10234378Feb 14, 2023Engine cooling. ADAPTER, Engine Oil Filter (Pentastar V6) For all 2014MY replace the Oil Filter Adapter (OFA). For any other MY (with mileage above 30,000) review and follow instructions from STAR Online S1809000007 REV. C available on Dealer Connect. Also, consider the following: 1) Remove OFA 2) Replace only the oil inlet O-ring and gaskets (seals kit in SOL above). 3) Re-install the OFA. For 2023MY and beyond use black O-ring…
• 10248014Feb 10, 2023Back-over prevention (rear camera). Radio Over The Air Updating to 34.42 Software Version ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives 9No Internet9 connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software…
• 10234487Feb 10, 2023Equipment. Radio Over The Air Updating to 34.42 Software Version ? Mobile Wi-Fi inoperative upon start up. ? Hotspot gives 9No Internet9 connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software…
• 10248006Feb 8, 2023Vehicle speed control. Corrosion on Door, Hood And/or Swing Gate Hinges Corrosion found on the door, hood and/or swing gate hinge(s). This bulletin involves inspecting and replacing any hinge exhibiting corrosion. The replacement hinge is equipped with a Zinc shim (Fig. 1) .Zinc Shim
• 10247970Feb 8, 2023Equipment. Warranty Bulletin D-23-04 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 10234479Feb 8, 2023Vehicle speed control. Corrosion on Door, Hood And/or Swing Gate Hinges Corrosion found on the door, hood and/or swing gate hinge(s). This bulletin involves inspecting and replacing any hinge exhibiting corrosion. The replacement hinge is equipped with a Zinc shim (Fig. 1) .Zinc Shim
• 10234443Feb 8, 2023Equipment. Warranty Bulletin D-23-04 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 10247995Feb 3, 2023Body 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.
• 10234468Feb 3, 2023Body 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.
• 10247984Feb 1, 2023Vehicle speed control. Corrosion on Door hood Swing Gate Hinges Corrosion found on the door, hood and/or swing gate hinge(s). This bulletin involves inspecting and replacing any hinge exhibiting corrosion. The replacement hinge is equipped with a Zinc shim. (Fig. 1) .Zinc Shim
• 10234457Feb 1, 2023Vehicle speed control. Corrosion on Door hood Swing Gate Hinges Corrosion found on the door, hood and/or swing gate hinge(s). This bulletin involves inspecting and replacing any hinge exhibiting corrosion. The replacement hinge is equipped with a Zinc shim. (Fig. 1) .Zinc Shim
• 10231815Jan 31, 2023Back-over prevention (rear camera). Radio Over The Air JR34.3 Updating to JR34.32.Software Version Customers may experience one or more of the following: Not be able to use Mobile Wi-Fi upon start up. Hotspot gives a no Internet connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a…
• 10231792Jan 24, 2023Back-over prevention (rear camera). Radio Over The Air Updating to 40.12 Software Version Mobile Wi-Fi inoperative upon start up. Hotspot gives 9No Internet9 connection message on phone when trying to connect to a device. This bulletin provides information regarding the latest Firmware Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. The radio software will be…
• 10231714Jan 7, 2023Visibility (wipers, defrost, mirrors). Defogger Is Not Working. Terminal Detached From The Glass.
• 10231711Jan 6, 2023Equipment. Washer Light On And Will Not Turn Off After Adding Washer Solvent.

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