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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
S20080000102022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
S21080001222022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL. PHEV Parameters Are Not Showing Up On Mobile App
S21080001202022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Volume Uncontrollable Or Changing On Its Own
S21080001182022-10-17. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. Power Mirrors Are Inoperative
S21080001162022-10-17. Service bulletin. ELECTRICAL SYSTEM. Max Regeneration Does Not Remain On After Vehicle Is Restarted
S21180000072022-10-17. Service bulletin. ENGINE AND ENGINE COOLING. MIL Lamp On DTC P1CEA BOOST SIDE EVAP PURGE SYSTEM PERFORMANCE
S21140000022022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL. CEL (Check Engine Lamp) On Shortly After Filling Vehicle
S21080000982022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Screen Freeze, Blank Screen And Reset
S21240000062022-10-17. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Customer Indicates The AC Compressor Is Loud At Times.
S20230000112022-10-17. Service bulletin. VISIBILITY:REARVIEW MIRRORS/DEVICES. Wind Noise And Or Gap At Front Door Mirror Flag
S21230000292022-10-17. Service bulletin. VISIBILITY:GLASS, SIDE/REAR; STRUCTURE:BODY:HATCHBACK/LIFTGATE. Squeak and or Chirp Noise From Lift Gate Glass
S21080001022022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; BACK OVER PREVENTION. Reverse Camera System Unavailable Message, Blue Screen Showing On Radio Display
S21180000062022-10-17. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P20C6 ? Reductant Heater 4 Control Circuit, Set.
90043762022-10-17. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
90043752022-10-17. Service bulletin. BACK OVER PREVENTION; EQUIPMENT:ELECTRICAL:INFOTAINMENT. RADIO, MULTI Media (ASSY) The customers may have concerns of backup camera missing gridlines or showing black screen with "check entire surroundings" message while in Reverse mode. It is a backup camera initialization timing issue. Please check the backup camera and connections. This issue is recoverable with a key cycle. Replacing the radio head unit will not resolve the customer's concerns. FOTA service software release is scheduled for later June, 2021.
08090212022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. UKG Radio Enhancements This bulletin involves updating the radio software level to 2036.07. Customers may experience one or more of the following:Screen flickering. Carplay audio does not always resume. In addition, the following software enhancements are available:Apple certification enhancements. Google certification enhancements.
08089212022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM. UGA and UGG Radio Enhancements This bulletin involves inspecting and if required updating the radio software to 2036.08. Customers may experience one or more of the following: Screen flickering. Carplay audio does not always resume. Battery Save vs. Battery Charge toggles back to Battery Charge after sleep cycle. When ?Charge Now? is selected on key-off outside of the charging schedule, it does nothing. In addition, the following software updates are also available:Apple® certification enhancements. Google® certification enhancements.
08088212022-10-17. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Enhancements This bulletin involves updating the radio software level to 2036.06. Customers may experience the following:Product plan UUID is not correct in Carplay®. Carplay audio does not always resume. Battery save vs. Battery Charge toggles back to Battery Charge after sleep cycle. When ?Charge Now? is selected on key-off outside of the charging schedule ? it does nothing. In addition, the following enhancements are included:Update power supply source from 1 amp to 2.1 amps. GOOGLE® certification enhancements - screen flickers
24007212022-10-17. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Flash: HVAC Diagnostic and System Updates This bulletin involves reprogramming the HVAC control module with the latest available software. The customer may notice one or more of the following:Intermittent change of smell or humidity level in vehicle. An intermittent blast of warm air when A/C is on. Intermittent increase of outside air through the HVAC system. In addition, the following software enhancement is also available:Improvements for customer concerns of 'cabin too warm', specifically in the mid ambient temperature range 4.5-15.5 °C (40-60 °F).
14002212022-10-17. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Incorrect Fuel Delivery Module This bulletin involves replacing the fuel pump module. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the following Diagnostic Trouble Codes (DTCs) have been set: P062A - Fuel Pump Control Performance. DTC is set due to the fuel tank was assembled with the incorrect fuel pump. The customer may also experience the following:A reduced level of performance or performance issues when requesting Wide Open Throttle (WOT).
08073212022-10-17. Service bulletin. LANE DEPARTURE. PHEV Ready Telltale This bulletin is to communicate that a customer may report the vehicle does not start with any warning indicators. A technician can not confirm any faults even if they can duplicate the reported concern.
742442022-10-17. Service bulletin. POWER TRAIN. Warranty Bulletin D-20-23 Part Order Restriction Program - 48V Power Pack Unit (PPU) - Select 2018 - 2021 Jeep Wrangler (JL) and 2019 - 2021 RAM (DT) (Rev. A)
S2108000127REVA2022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Reboot Continually
S21080001302022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Bubbles Or Delamination On The Radio Display
S21080001272022-10-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Reboot Continually

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