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Service bulletins for the 2018 Jeep Wrangler

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

716 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
S25090000012025-02-22. Service bulletin. ENGINE. Engine Rattle Noise
23-007-252025-02-20. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. "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"
S1819000004 REV.Q2025-02-15. Service bulletin. STEERING. Shimmy Felt In Front End
S2323000004 REV.A2025-02-14. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Defogger Is Not Working. Terminal Detached From The Glass.
S2008000084 REV.C2025-02-14. Service bulletin. ELECTRICAL SYSTEM. Cluster Warning Lamp is on, Service 4WD Message
91004982025-02-12. Service bulletin. ENGINE. "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 or right bank. 2. Once it has been visually confirmed that there is wear on the high lift intake lobe(s) & rocker arm(s) slider, there is a special service kit for this type of repair which should be used, instead of replacing the complete engine/long block. This kit contains the parts required for the repair (intake cam, rocker arms, sealer and gaskets)."
1023842025-02-04. Service bulletin. UNKNOWN OR OTHER. EVAPORATOR - AIR CONDITIONING
S1408000384 REV.H2025-01-28. Service bulletin. 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
S2405000001 REV.A2025-01-16. Service bulletin. SERVICE BRAKES. Antilock Brake System (ABS) Module Will Not Initialize After Recent Service Replacement.
S1408000384 REV.G2025-01-09. Service bulletin. 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
1018162025-01-03. Service bulletin. UNKNOWN OR OTHER. FILTER - AIR
1017922025-01-03. Service bulletin. UNKNOWN OR OTHER. FILTER - AIR
91004682024-12-20. Service bulletin. UNKNOWN OR OTHER. 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.
9100363 Rev12024-12-19. Service bulletin. ENGINE. 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 serviced separately
1023152024-12-17. Warranty extension. UNKNOWN OR OTHER. Warranty Bulletin ID-23-03 Rev. H 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
1023002024-12-17. Warranty extension. UNKNOWN OR OTHER. Warranty Bulletin D-23-04 Rev. G 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
S24230000502024-12-05. Service bulletin. STRUCTURE:BODY. Buzz Squeak Rattle (BSR) From Speaker Sound Bar At High Volume Level.
S2323000074 REV.A2024-12-05. Service bulletin. STRUCTURE:BODY. Buzz Squeak Rattle (BSR) From Sound Bar Or Sport Bar Area.
1012852024-12-04. Service bulletin. STEERING. DAMPER - NONE
1016842024-12-04. Service bulletin. STRUCTURE:BODY. COVER KIT - HOOD
1016112024-11-13. Service bulletin. STEERING. 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)
1016132024-11-13. Warranty extension. STEERING. 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)
19-002-24 REV. A2024-11-13. Service bulletin. STEERING. "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."
19-002-242024-11-13. Service bulletin. STEERING. "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."
1012322024-11-07. Service bulletin. POWER TRAIN. Plate - Planetary

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.