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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.

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Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
890792023-04-17. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Bulletin D-23-04 2018 - 2023 (Current) Jeep Wrangler (JL) and 2020 - 2023 (Current) Jeep Gladiator (JT) - Corrosion Warranty Claim Simplification
S23230000022023-02-13. Service bulletin. EQUIPMENT:ELECTRICAL. Washer Light On And Will Not Turn Off After Adding Washer Solvent.
08100212023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT; ELECTRICAL SYSTEM. UAQ UCQ UAV, UCX, UAX and UCV Radio Over The Air Software Version Updates This bulletin provides information regarding the latest Flash Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update. Once the FOTA has been completed, the software level will be 39.6.Review the table below to determine when the FOTA is due to be release. The release time is based on the current radio?s software application level. Customers may experience one or more of the following: Intermittently, when going into reverse, the rear view camera screen is blank. Intermittently, gridlines are not on the display screen when in reverse.
08090212023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL; BACK OVER PREVENTION:SOFTWARE. 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.
08089212023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL; BACK OVER PREVENTION:SOFTWARE. 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.
S2108000127-12023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Reboot Continually
S21080001302023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Bubbles Or Delamination On The Radio Display
S21080001272023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Reboot Continually
S21080001192023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Apple CarPlay Malfunctioning, Does Not Launch Or Is Cutting In An Out On Wired And Wireless Connection, Radio Stuck When IPhone Is Connected
S21080001212023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Check Engine Light On And Service Hybrid System Displayed. P0A0A-00 High Voltage System Interlock Circuit ?A? Is Active
S20080000102023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
S21080001222023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. PHEV Parameters Are Not Showing Up On Mobile App
S21080001202023-01-17. Service bulletin. EQUIPMENT:ELECTRICAL. Radio Volume Uncontrollable Or Changing On Its Own
S21140000022023-01-17. Service bulletin. FUEL SYSTEM, GASOLINE; EQUIPMENT:ELECTRICAL. CEL (Check Engine Lamp) On Shortly After Filling Vehicle
S21080000982023-01-17. Service bulletin. EQUIPMENT:APPLIANCE:TV/RADIO/SPEAKERS. Radio Screen Freeze, Blank Screen And Reset
S21240000062023-01-17. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Customer Indicates The AC Compressor Is Loud At Times.
08-003-22 REV. A2023-01-17. Service bulletin. STEERING; EQUIPMENT:ELECTRICAL:INFOTAINMENT; BACK OVER PREVENTION. UAQ and UCQ Radio Enhancements Customers may experience one or more of the following: ? **Wi-Fi hotspot connection failure. ? Speaker popping, crackle noise during Voice Recognition (VR) response and navigation guidance. ? Mobile Station Integrated Services Digital Network (MSISDN) missing from radio, no connected services working.** ? Intermittent, black radio display screen (Rear View Camera (RVC) not affected). ? Intermittent, radio freezes (RVC not affected). ? Wireless connectivity pairing and/or connection issues. ? Lost radio presets. ? Radio channels change by itself. ? SXMT icon inoperative. ? SXMT favorite song not displaying/playing. ? Incorrect navigation address/location/directions. ? Backup camera has black display screen or only displays Check Entire Surroundings with black screen (occurs when vehicle is shifted immediately to reverse upon key-on before RVC signal is received, recoverable with key cycle) . ? High pitch chime noise. ? Contact list not loading. ? Device not supported message. ? Remote app inoperative. ? Travel-Link fuel price incorrect. ? Backup camera gridlines missing. ? Unable to adjust volume. In addition, the following enhancement are included in this update: ? Enables map updates. ? Heavy Duty (HD) Truck USB HUB improvements. ? HD Truck heated steering wheel improvements This bulletin involves inspecting and if required, updating the radio software level to 40.1. Depending on the radio?s current software level the radio may need a one or two USB update.
S228A0000222023-01-09. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Connected Service Requires Service Message
S22080000682023-01-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?Device Not Supported? Message on the radio screen
90045052023-01-09. Service bulletin. STRUCTURE; EQUIPMENT:ELECTRICAL. Lithium Ion Batteries Beginning April 1, 2022, a $5,000 penalty will be assessed to dealers who return any visually damaged battery to the supplier. Improper handling of damaged lithium ion batteries can cause property damage, serious injury or even death. Exemptions will not be made for any dealer who fails to follow the appropriate handling process. To read the DCMail communication, go to DealerCONNECT > DCMail (ID: 81758) For details on recyclers, please visit the Mopar Dealer Site Lithium Ion Battery Handling page: https://www.dealers-mopar.com/moparone/retail/programs/battery-program/lithium-ion.jsp
S22090000042022-12-19. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. If a Mopar oil filter is not available, use a filter that meets or exceeds USCAR36 specification and is compatible with semi and full synthetic oils.
S228A0000282022-12-12. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Remained On After Ignition Is Switched Off, Dead Battery from Excessive Radio Current Draw
S2208000108RevD2022-12-12. Service bulletin. EQUIPMENT:ELECTRICAL. PHEV Vehicle Does Not Charge with The Jeep Branded 32 Amp Charger or Other Level 2 Battery Chargers
S2208000108RevC2022-12-12. Service bulletin. EQUIPMENT:ELECTRICAL. PHEV Vehicle Does Not Charge with The Jeep Branded 32 Amp Charger or Other Level 2 Battery Chargers
S22230000632022-10-31. Service bulletin. EQUIPMENT:ELECTRICAL. Ambient Temperature Sensor Servicing.

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