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Service bulletins for the 2021 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.

1062 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
S2405000001 REV.A2025-01-16. Service bulletin. SERVICE BRAKES. Antilock Brake System (ABS) Module Will Not Initialize After Recent Service Replacement.
21-007-252025-01-14. Service bulletin. POWER TRAIN. "Flash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0810 - Clutch Position Control Error. Customers may also experience one or more of the following: ● K0 Adaptation routine runs when vehicle stationary and in EV Mode. ● Vehicle loses propulsion capability. ● Service transmission warning light on. NOTE: A key cycle will recover these symptoms. The following software enhancement is available: ● Modified the P0810 - Clutch Position Control Error set parameters This bulletin involves reprogramming the TCM with the latest available software. "
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
23-060-242025-01-03. Service bulletin. STRUCTURE:BODY. "B-Pillar Water Leak When Vehicle Is Parked On A Hill Customers may experience one or more of the following: ● The vehicle will leak water from the top of the B-pillar when the vehicle is parked on a downward incline. ● Water on door trim or carpet. ● Water drips down the inside door and panel This bulletin includes performing a water test and possibly adding foam pads to both Freedom Panels."
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
1023662024-12-19. Service bulletin. UNKNOWN OR OTHER. FCA Caribbean Warranty Newsletter – Volume 10, Issue 11
1023652024-12-19. Warranty extension. UNKNOWN OR OTHER. Warranty Newsletter – Volume 10, Issue 11
08-098-24 REV. A2024-12-18. Service bulletin. ELECTRICAL SYSTEM. "Flash: Battery Pack Control Module (BPCM) Enhancements Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● **P0DAB - Hybrid/EV Cell Balancing Performance.** ● P0AA4 - Hybrid/EV Battery Negative Contactor 'A' Circuit Stuck Closed. ● P0AA1 - Hybrid Battery Positive Contactor Circuit Stuck Closed. ● P0CA6 - Hybrid/EV Battery Charging Current High. ● P0B24 - Unstable Hybrid Battery ‘A’ Voltage. ● P1C5E - Battery State or Health Failed. ● P0BBE - No Start - Loss or Reduction of Propulsion. ● P0607-00 - ECU Internal Performance. ● P0C78-00 - Hybrid/EV Battery System Precharge Time Too Long. This bulletin involves reprogramming the BPCM with the latest software available. NOTE: Additional module flashes are required for this update to be effective, the following modules are all to be updated along with this BPCM update. ● Powertrain Control Module (PCM). ● Transmission Control Module (TCM). ● Integrated Dual Charging Control Module (IDCM). ● Hybrid Control Processor (HCP), Auxiliary Hybrid Control Processor (AHCP) also known as the Power Inverter Module (PIM)"
21-039-24 REV. H2024-12-18. Service bulletin. POWER TRAIN. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D clutch"
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
S248A0000162024-12-17. Service bulletin. BACK OVER PREVENTION: REARVIEW SYSTEM BRAKING. Customer complaints regarding rear view camera inoperative or flickering blue radio screen display while transmission is in reverse or blank screens when selecting the rear camera view following a recent service repair involving the removal and installation of the rear spare tire carrier
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
S2422000001 REV.C2024-11-13. Service bulletin. WHEELS; ELECTRICAL SYSTEM. Tire Pressure Monitor (TPM) Service Information. TPM Lamp On.
21-039-24 REV. G2024-11-07. Service bulletin. POWER TRAIN. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D clutch."
1012322024-11-07. Service bulletin. POWER TRAIN. Plate - Planetary
1007742024-11-01. Service bulletin. ELECTRICAL SYSTEM. SWITCH - HEADLAMP
S24230000452024-10-31. Service bulletin. ELECTRICAL SYSTEM; STEERING. Heated Steering Wheel Inoperative And Or Not Hot Enough.
21-039-24 REV. F2024-10-21. Service bulletin. POWER TRAIN. "D Clutch Repair Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D clutch. "

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