2018 Jeep Wrangler Technical Service Bulletins

717 technical service bulletins (TSBs) are on record for the 2018 Jeep Wrangler. 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.

• 11014532Feb 19, 2025Body and structure. Exterior Rear View Mirror Stained And Will Not Clean.
• 11014408Feb 18, 2025Engine. Engine Rattle Noise
• 11014268Feb 15, 2025Steering. Shimmy Felt In Front End
• 11014266Feb 14, 2025Body and structure, Electrical system. Defogger Is Not Working. Terminal Detached From The Glass.
• 11014384Feb 13, 2025Body and structure, Electrical system. "Rear Defroster Inoperative Customers may experience one or more of the following: ● Rear window is not defrosting. ● The rear window glass left or right side defrost solder terminal is detached from the defrost grid. This bulletin involves replacing the Electric Backlite (EBL) wire connector repair and re-securing the electrical connector(s) to the rear window"
• 11014264Feb 11, 2025Electrical system. Cluster Warning Lamp is on, Service 4WD Message
• 11014231Feb 10, 2025Engine. "3.6L PSU Long Block Misfire DTC codes and/or rough idle and/or valvetrain noise. These conditions may be related to worn intake camshaft high lift lobe(s), and intake rocker arm(s) high lift slider. High mileage failure (10,000-60,000 miles). 1. Remove the valve cover(s) per the released service procedures. The use of a stethoscope or DTC specific cylinder misfire codes can help to locate the condition to the left…
• 11013171Jan 25, 2025Electrical 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
• 11013625Jan 21, 2025Other or unknown. Evaporator - air conditioning
• 11012875Jan 14, 2025Brakes. Antilock Brake System (ABS) Module Will Not Initialize After Recent Service Replacement.
• 11012777Jan 7, 2025Electrical 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
• 11012010Dec 17, 2024Other or unknown. FUEL VAPOR CANISTER FILTER EVAP Fuel Filters are to be checked for restriction / blockage on a regular schedule as indicated in the Owner s Manual. If the Filter is restricted or blocked then replace the part. For customers that drive light duty trucks in extreme dusty and dirty road conditions, please reference information only TSB 25-009-24 for an available MOPAR Dual EVAP Filter kit that is customer paid.
• 11012293Dec 16, 2024Other or unknown. FILTER - AIR
• 11012292Dec 16, 2024Other or unknown. FILTER - AIR
• 11011997Dec 16, 2024Engine. Turbocharger Kit Please note many parts of the Turbo Assembly can be serviced separately and complete turbo replacement may not be necessary. If the Turbo is being replaced for a noise or a rattle, inspect the wastegate for binding. The actuator kit is serviced separately. If the turbo is being replaced for an oil leak concern, please inspect the area around the turbo oil feed oring for a leak. The o-ring is…
• 11011901Dec 11, 2024Other or unknown. Warranty Bulletin ID-23-03 Rev. H 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 11011898Dec 11, 2024Other or unknown. Warranty Bulletin D-23-04 Rev. G 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 11011505Dec 4, 2024Body and structure. Buzz Squeak Rattle (BSR) From Speaker Sound Bar At High Volume Level.
• 11011504Dec 4, 2024Body and structure. Buzz Squeak Rattle (BSR) From Sound Bar Or Sport Bar Area.
• 11011150Nov 20, 2024Body and structure. COVER KIT - HOOD
• 11011171Nov 12, 2024Steering. DAMPER - NONE
• 11010487Nov 9, 2024Steering. FCA Caribbean Warranty Bulletin ID-23-10 Rev. A (XF1) Steering Damper – Select 2018 - 2020 Jeep Wrangler (JL), 2020 Jeep Gladiator (JT) and 2018 Jeep Wrangler (JK)
• 11010476Nov 9, 2024Steering. "Air Trapped in Steering Damper Warranty Extension XF1 A shimmy in the steering wheel after hitting an irregularity on the road surface (symptom is more prevalent in cold temperatures). This bulletin involves replacing the steering damper."
• 11010496Nov 8, 2024Steering. Warranty Bulletin D-23-09 Rev. A (XF1) Steering Damper – Select 2018 - 2020 Jeep Wrangler (JL), 2020 Jeep Gladiator (JT) and 2018 Jeep Wrangler (JK)
• 11010473Nov 7, 2024Steering. "Air Trapped in Steering Damper Warranty Extension XF1 A shimmy in the steering wheel after hitting an irregularity on the road surface (symptom is more prevalent in cold temperatures). This bulletin involves replacing the steering damper."
• 11009540Oct 31, 2024Electrical system, Steering. Heated Steering Wheel Inoperative And Or Not Hot Enough.
• 11010205Oct 30, 2024Transmission and drivetrain. Plate - Planetary
• 11008973Oct 16, 2024Engine. FCA Caribbean Warranty Bulletin ID-23-03 Rev. G 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 11008972Oct 16, 2024Engine. Warranty Bulletin D-23-04 Rev. F 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 11008697Oct 2, 2024Engine, Body and structure. FCA Caribbean Warranty Bulletin ID-23-03 Rev. F 2018 - 2024 (Current) Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 11008356Oct 2, 2024Engine, Body and structure. Warranty Bulletin D-23--04 2018 - 2024 (Current) Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
• 11008326Oct 1, 2024Brakes. Antilock Brake System (ABS) Module Will Not Initialize After Recent Service Replacement.
• 11008246Sep 25, 2024Body and structure. Bow - folding top
• 11007984Sep 20, 2024Wheels. Low Tire Pressure. Tire Valve Stem And Tire Pressure Monitor (TPM) Sensor Service.
• 11006814Aug 29, 2024Engine. Pump – water & connector - oil cooler tube
• 11006622Aug 23, 2024Suspension. Click Noise From Front End While Driving And Or Turning.
• 11006516Aug 17, 2024Steering. Shimmy Felt In Front End
• 11006887Aug 8, 2024Wheels. WHEEL - STEEL
• 11006237Aug 7, 2024Other or unknown, Body and structure. WARRANTY BULLETIN D-23-04 2018 - 2024 (Current) Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. D)
• 11006240Aug 6, 2024Transmission and drivetrain. Griding/Gear Clash From Transfer Case When Going Into 4WD, Above 5 mph (8 kph).
• 11005320Jul 24, 2024Body 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: Verify current warranty policy to determine if digital imaging pre-authorization is required or pre-approval is required from the Regional Office; depending on market.
• 11002828Jun 25, 2024Engine, Electrical 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 "
• 11002351Jun 25, 2024Engine. Pump – water & connector - oil cooler tube
• 11002350Jun 25, 2024Engine. Pump – water & connector - oil cooler tube
• 11002019Jun 21, 2024Electrical system, Body and structure. SWITCH Power Window Before replacing the window switch, please follow these steps: 1.- Review the master window Switch for any physical issue (Button stuck, broke). If not, physical issue is found move to next step 2.- Make sure all the switches harness are properly connected, disconnect the switch and reconnect it, and reverify the issue. If after performing these steps the switch remains faulty, please replace…
• 11002424Jun 20, 2024Visibility (wipers, defrost, mirrors). Wiperunit - windshield wiper, blade - front wiper
• 11002315Jun 20, 2024Body and structure. Wiperunit - windshield wiper, blade - front wiper
• 11002314Jun 20, 2024Body and structure. Wiperunit - windshield wiper, blade - front wiper.
• 11001459Jun 7, 2024Engine. Suspected Engine Coolant Leak
• 11001383Jun 6, 2024Body and structure. Freedom Panel Underside Rough And Or White Coating Flaking

← All problems reported for the 2018 Jeep Wrangler