2021 Jeep Wrangler TSBs

1,032 manufacturer communications for the 2021 Jeep Wrangler sit in NHTSA's public file. A TSB is factory repair guidance, not a recall — the repair is not automatically free. The 2021 Wrangler problem report covers complaints, recalls, and investigations.

1,032Communications
22Campaigns & extensions

What the bulletins cover

Electrical375 bulletins
Engine177 bulletins
Transmission & drivetrain135 bulletins
Body & structure86 bulletins
Driver assistance83 bulletins
Fuel system68 bulletins

Warranty extensions, campaigns & software updates

Worth checking your VIN against — these can mean free or reimbursed work if your vehicle qualifies.

Body & structure 114044 August 12, 2026 Warranty extension

D-25-15 Rev. C Aluminum Filiform Corrosion Warranty Policy and Vehicle Digital Imaging (VDI) Pre-Approval Process - ALL Vehicles

Body & structure 114045 August 12, 2026 Warranty extension

ID-25-11 Rev. C Aluminum Filiform Corrosion Warranty Policy and Vehicle Digital Imaging (VDI) Pre-Approval Process - ALL Vehicles

Electrical 16C Combo Rev3 August 6, 2026 Warranty extension

EMISSION RECALL – NORTH AMERICA Check Engine/Malfunction Indicator Lamp 16C The instrument panel cluster on about 32,587 of the above vehicles may have an inoperable check engine/malfunction indicator lamp (CEL/MIL). (JT) vehicles: CEL/MIL and cargo lamp indicator function are…

Electrical 16C Combo REV2 March 17, 2026 Warranty extension

Emissions Recall 16C - Check Engine/Malfunction Indicator Lamp - Dealer Notification (Revision 2)

Body & structure 110462 February 19, 2026 Warranty extension

D-25-15 Rev. B Aluminum Filiform Corrosion Warranty Policy and Vehicle Digital Imaging (VDI) Pre-Approval Process - ALL Vehicles

Body & structure 110469 February 19, 2026 Warranty extension

ID-25-11 Rev. B Aluminum Filiform Corrosion Warranty Policy and Vehicle Digital Imaging (VDI) Pre-Approval Process - ALL Vehicles

Body & structure 110429 February 18, 2026 Warranty extension

Warranty Newsletter – Volume 12, Issue 2

Body & structure 110431 February 18, 2026 Warranty extension

FCA Caribbean Warranty Newsletter – Volume 12, Issue 2

Electrical 16C Combo REV1 February 14, 2026 Warranty extension

EMISSION RECALL – NORTH AMERICA Check Engine/Malfunction Indicator Lamp Reference: 16C

Warranty extension 108655 November 19, 2025 Warranty extension

D-25-15 Rev. A Aluminum Filiform Corrosion Warranty Policy and Vehicle Digital Imaging (VDI) Pre-Approval Process - ALL Vehicles

Warranty extension 108657 November 19, 2025 Warranty extension

ID-25-11 Rev. A Aluminum Filiform Corrosion Warranty Policy and Vehicle Digital Imaging (VDI) Pre-Approval Process - ALL Vehicles

Warranty extension 105591 June 11, 2025 Warranty extension

FCA Caribbean Warranty Newsletter – Volume 11, Issue 6

Warranty extension 104558 April 11, 2025 Warranty extension

FCA Caribbean Warranty Newsletter – Volume 11, Issue 4

Warranty extension 104557 April 9, 2025 Warranty extension

Warranty Newsletter – Volume 11, Issue 4

Warranty extension 102365 December 14, 2024 Warranty extension

Warranty Newsletter – Volume 10, Issue 11

Warranty extension 102300 December 11, 2024 Warranty extension

Warranty Bulletin D-23-04 Rev. G 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification

Warranty extension 102315 December 11, 2024 Warranty extension

Warranty Bulletin ID-23-03 Rev. H 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification

Engine 101137 October 16, 2024 Warranty extension

Warranty Bulletin D-23-04 Rev. F 2018 - 2024 Jeep Wrangler (JL) and 2020 - 2024 Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification

Engine · Body & structure 100875 October 2, 2024 Warranty extension

Warranty Bulletin D-23--04 2018 - 2024 (Current) Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification

Body & structure · Engine 100876 October 2, 2024 Warranty extension

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

Body & structure 99885 August 7, 2024 Warranty extension

WARRANTY BULLETIN D-23-04 2018 - 2024 (Current) Jeep Wrangler (JL) and 2020 - 2024 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification (Rev. D)

Engine ZD8 Combo Rev3 May 30, 2024 Service campaign

Customer Satisfaction Notification ZD8 Coolant Leak

Most recent service bulletins

The 20 most recent of 1,032 communications on file. The complete set is searchable on NHTSA's page for this vehicle.

Engine 113270 July 7, 2026

CORE – HEATER

Engine 113271 July 7, 2026

CORE – HEATER

Engine 112640 June 30, 2026

THROTTLE BODY – NONE

Engine 112639 June 30, 2026

THROTTLE BODY – NONE

Electrical 112863 June 23, 2026

MOTOR - BLOWER WITH WHEEL

Electrical 112862 June 23, 2026

MOTOR - BLOWER WITH WHEEL

Engine 112842 June 18, 2026

BOLT - HEX FLANGE HEAD

Service bulletin 112857 June 15, 2026

HEATER - ELECTRIC COOLANT

Service bulletin 112856 June 15, 2026

HEATER - ELECTRIC COOLANT

Engine S2609000009 June 15, 2026

Check Engine Light (CEL) Illuminated with Diagnostic Trouble Code (DTC) P0106 Manifold Absolute Pressure Sensor Performance Setting In The Powertrain Control Module (PCM)

Electrical 9100835 June 8, 2026

Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.

Body & structure · Electrical S2623000040 June 5, 2026

Passive Entry Exterior Door Handle Inoperative When Touched To Lock And Or Unlock.

Electrical · Body & structure 111760 June 2, 2026

MOTOR AND LINKAGE - WINDSHIELD WIPER

Transmission & drivetrain 21-041-26 May 15, 2026

Transmission Auxiliary Oil Pump Failure Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0B0D-00 - Electric/Auxiliary Transmission Fluid Pump Motor Control Module. Customers…

Electrical 08-208-26 REV. A May 13, 2026

Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does…

Electrical 08-208-26 May 7, 2026

Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does…

Electrical 08-208-26 May 7, 2026

Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does…

Body & structure S2623000018 March 27, 2026

Wind Noise From Hard Top Freedom Panels Near Rear View Mirror While Driving.

Electrical 08-133-26 March 24, 2026

Rear Defroster Inoperative Customers may experience one or more of the following: SYMPTOM: ● 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…

Engine 18-044-26 March 21, 2026

Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0111-00 - Intake Air Temperature Sensor 1 Circuit…

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Data updated 2026-08-20 from NHTSA's public records

Every number on this page is a count of records in the federal complaint, recall, and investigation files published by NHTSA's Office of Defects Investigation. Check any specific vehicle's open recalls by VIN at nhtsa.gov/recalls.