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Service bulletins for the 2020 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.

1020 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
S21080001192021-06-28. Service bulletin. EQUIPMENT. Apple CarPlay Malfunctioning, Does Not Launch Or Is Cutting In An Out On Wired And Wireless Connection, Radio Stuck When IPhone Is Connected
S2008000010 Rev.2021-06-28. Service bulletin. ELECTRICAL SYSTEM. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
S21080001202021-06-28. Service bulletin. EQUIPMENT. Radio Volume Uncontrollable Or Changing On Its Own
S21080001182021-06-28. Service bulletin. VISIBILITY. Power Mirrors Are Inoperative
S21180000072021-06-28. Service bulletin. ENGINE AND ENGINE COOLING. MIL Lamp On DTC P1CEA BOOST SIDE EVAP PURGE SYSTEM PERFORMANCE
S2108000098 Rev.2021-06-28. Service bulletin. EQUIPMENT. Radio Screen Freeze, Blank Screen And Reset
S2023000011 Rev.2021-06-28. Service bulletin. VISIBILITY. Wind Noise And Or Gap At Front Door Mirror Flag
S21230000292021-06-28. Service bulletin. BACK OVER PREVENTION. Squeak and or Chirp Noise From Lift Gate Glass
S21180000062021-06-28. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P20C6 ? Reductant Heater 4 Control Circuit, Set.
9004376 Rev. A2021-06-28. Service bulletin. EQUIPMENT. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
08-070-212021-05-24. Service bulletin. ELECTRICAL SYSTEM. ULQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to 34.2. If the software update is performed on a radio with software below 19.9, the radio could be damaged and will need to be replaced. Customers may experience one or more of the following:Lost radio presets. Radio display screen is black when the ignition is on. Radio may reset, turn itself off and then back on again. Park assist chime will continue to chime after the vehicle is turn off. Radio will display the incorrect speed limit in kph when approaching a road speed camera. In addition the following enhancements are included:Voice Recognition (VR) and Bluetooth® improvements. Improvements for Off-road pages.
08-055-21 REV. A2021-05-24. Service bulletin. EQUIPMENT:ELECTRICAL. Key FOBIK Shortage and Restriction This bulletin is to inform customers, FOBIKs will be on restriction due to a temporary semi conductor shortage. Key FOBIKs to service customer vehicles are limited to customer vehicles which are inoperable and a spare FOBIK is not available.
23-014-212021-05-24. Service bulletin. STRUCTURE. Soft Top Wear Due To Contact With Number Two Bow Side Frame Link This bulletin includes inspecting the soft top in the closed position for wear or holes and applying anti-wear tape. Customers may comment on one or more of the following:Wear on soft top cover. A hole in soft top cover.
08-055-212021-05-24. Service bulletin. EQUIPMENT. Key FOBIK Shortage and Restriction This bulletin is to inform customers, technicians and sales staff that vehicles are being delivered with only one key FOBIK due to a temporary semi conductor shortage. The customer may notice that they only have one key FOBIK when the vehicle was delivered or need an additional key FOBIK due to a lost or damaged keyFOBIK.Key FOBIKs to service customer vehicles are limited to customer vehicles which are inoperable and a spare FOBIK is not available.
S21080000982021-05-24. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Radio Screen Freeze, Blank Screen And Reset
S21180000042021-05-24. Service bulletin. BACK OVER PREVENTION; EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P225D ? NOX Sensor 1/1 Performance, Signal Stuck Low And/Or P225C ? NOX Sensor 1/1 Performance, Signal Stuck High, Set.
S2018000002 Rev.2021-05-24. Service bulletin. EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illuminated. Fuel Injection Quantity Diagnostic Trouble Codes (DTCs) Set.
S1708000118 Rev.2021-05-24. Service bulletin. EQUIPMENT:ELECTRICAL. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination After Key Off
S2023000020 Rev.2021-05-24. Service bulletin. BACK OVER PREVENTION; POWER TRAIN. Tick Noise From A-pillar Front Power Top Side Rail
S2008000113 Rev.2021-05-24. Service bulletin. POWER TRAIN. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle, Intermittent Key Not Detected Message
S21180000032021-05-24. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION; SERVICE BRAKES; EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Codes (DTCs) P051B ? Crankcase Pressure Sensor Circuit Performance, and/or P04DB ? Crankcase Ventilation System Disconnected, Set After Powertrain Control Module (PCM) Replacement
S21080000932021-05-24. Service bulletin. BACK OVER PREVENTION:DISPLAY FUNCTION; EQUIPMENT. Apple CarPlay Does Not Work Or Not Connecting
S21230000222021-05-24. Service bulletin. STEERING. Steering Damper Mounting Information
S21230000202021-05-24. Service bulletin. BACK OVER PREVENTION; ENGINE AND ENGINE COOLING. A Buzz, Squeak, Rattle (BSR), Clicking Noise Heard From Left Side Of The Freedom Top.
9004307 Rev. A2021-05-24. Service bulletin. EQUIPMENT. TRANSMITTER, Integrated Key FOB Due to a global semiconductor shortage, service availability of this part is limited. To maintain production and service requirements, FOBIKs affected by the shortage will be available on an ?as required basis?. This FOBIK should only be ordered in the event the vehicle is inoperable, and there are no other FOBIKs available. It is requested the customer uses their spare FOBIK until supply is once again available.

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