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Service bulletins for the 2023 Jeep Gladiator

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.

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

By type

By component

By trouble code

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
S26230000062026-02-19. Service bulletin. ELECTRICAL SYSTEM. Washer Fluid Warning Lamp Illuminated When Reservoir Is Full
90042812026-01-21. Service bulletin. ELECTRICAL SYSTEM. Before replacing bluetooth speaker for not charging or battery is dead, please refer to SOL #S248A000019 - Jeep Bluetooth Speaker Does Not Charge
08-394-25 REV. A2025-12-17. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure.
91007342025-12-17. Service bulletin. ELECTRICAL SYSTEM. If the DTC B1E21-96: Backup Battery-Component Internal Failure is active and customer states Popup message will show at the radio: "Battery of Uconnect Box requires service. SOS call and related functions may be unavailable. Please visit an authorized dealer." PLEASE do not Replace the TBM module, only replace TBM Internal Battery (inside Telematics Box Module) and order PN68493347
91007362025-12-17. Service bulletin. ELECTRICAL SYSTEM. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order"68" part number for New unsold units only
S25230000962025-12-17. Service bulletin. ELECTRICAL SYSTEM. CEL (Check Engine Lamp)/ Brake lamp Illuminated. Diagnostic Trouble Code (DTC) P083F- Clutch Pedal Position Sensor Performance.
1085442025-12-11. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. SWITCH - POWER WINDOW
08-394-252025-12-11. Service bulletin. ELECTRICAL SYSTEM. Telematics Box Module (TBM) Backup Battery Replacement When DTC B1E21 Is Present echnicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set the following Diagnostic Trouble Code (DTC): ● B1E21-96 - Backup Battery Component Internal Failure
S25080001002025-11-13. Service bulletin. ELECTRICAL SYSTEM. Intermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
18-029-25 REV. C2025-10-29. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0129 - Barometric Pressure Out Of Range Low. Customers may also comment on the following: ● Car jerks during acceleration at low speed. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
08-320-252025-10-02. Service bulletin. ELECTRICAL SYSTEM. Flash: Radio Frequency Hub Module (RFHM) Updates Customers must experience the following: ● Customers may be concerned about vehicle theft due to ability of key FOBs to be programmed through RFHM. Software enhancement includes: ● Update to the RFHM software to prevent unauthorized keyfob programming. ● This is intended to deter an unwanted drive off of the vehicle without the customer's knowledge. This bulletin involves updating the RFHM module with the latest available software.
S2218000003 REV.B2025-09-24. Service bulletin. ELECTRICAL SYSTEM. Customer complaint may include a Mil On/Check Engine Lamp On and Electronic Throttle Control (ETC) Lamp On. There may also be associated driveability issues. Upon further investigation, the following fault codes may be found in the PCM:
S2422000001 REV.D2025-07-31. Service bulletin. ELECTRICAL SYSTEM. Tire Pressure Monitor (TPM) Service Information. TPM Lamp On.
18-065-252025-07-31. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0129 - Barometric Pressure Out Of Range Low. This bulletin involves reprogramming the PCM with the latest available software. This bulletin involves reprogramming the PCM with the latest available software.
S2208000138 REV.B2025-07-09. Service bulletin. ELECTRICAL SYSTEM. Decreased Remote Start And RKE Range. Tire Pressure Sensors Values Are Not Displayed
OTHERDOC_1332025-06-17. Service bulletin. ELECTRICAL SYSTEM. "Global Telematics Box Module Over The Air Update from 5.39.1 to 5.65 TBM2.0 Software Version (FOTA) Customers may experience one or more of the following: - Error display of ""Uconnect Box Requires Service/Wifi Unavailable"" popups; [ TBM DTC B22A9-96 Internal Performance Failure ]. - Error display of ""Uconnect Box Requires Service"" pop-ups; [ TBM DTCs B1560, B1561, B1562 - Antenna loose connection ]."
1049662025-06-02. Service bulletin. ELECTRICAL SYSTEM. BEZEL & INDICATOR- GEAR SHIFT INDICATOR
91005992025-05-29. Service bulletin. ELECTRICAL SYSTEM. Underhood start/stop safety The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): - P152E Engine -Hood Switch 2 Circuit High. - DTC P152F Customers may also experience: - Start/Stop system warning light. - Start/Stop inoperable. - Remote start inoperable. Diagnosis: - Using a Scan Tool (wiTECH) with the appropriate Diagnostic Procedures available in DealerCONNECT/Service Library, verify all related systems are functioning as designed. If DTCs or symptom conditions, other than the one listed are present, record the issues on the repair order and repair as necessary before proceeding further with this bulletin. - If any vehicle exhibits any of the symptoms listed above in the customer symptom section, perform the Repair Procedure. - Special Tools/Equipment: wiTECH or equivalent. Repair Procedure: 1. Open the hood and locate the hood switch 2. Push in on the two locking tabs and pull them out. 3. Disconnect the wire connector from the switch. 4. Connect the wires to the same hood switch. 5. Push the switch back into the hold until both lock tab are engaged. 6. Clear all DTCs that may have been set in any module during this repair procedure. 7. In case the P152F/P152E DTCs persist, repeat the procedure with a new/spare/known good switch and repeat steps 5 and 6. 8. Replace switch installed during previous step for the original switch of the vehicle. If DTCs P152F/P152E are not present, leave the original switch installed and do not document the change of the switch in the repair process/narrative.
S25080000392025-05-19. Service bulletin. ELECTRICAL SYSTEM. Universal Garage Door Opener (UGDO) Inoperative, LED Indicator Lamps Not Illuminating
S2323000002 REV.A2025-05-19. Service bulletin. ELECTRICAL SYSTEM. "Washer Light On And Will Not Turn Off After Adding Washer Solvent."
08-155-252025-05-14. Service bulletin. ELECTRICAL SYSTEM. "Global Telematics Box Module (TBM) Firmware Over The Air (FOTA) Update 2023 - 2025 (JL) Jeep Wrangler 2023 - 2025 (JT) Jeep Gladiator This bulletin applies to vehicles built on or before May 05, 2025 (MDH 0505XX) equipped with Global Telematics Box Module (TBM) (Sales Code RDG). This bulletin provides information regarding the latest Firmware 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. The TBM software will be updated from 5.15, 5.41 or 5.43 to 5.53 software level"
91005472025-04-16. Service bulletin. ELECTRICAL SYSTEM. "Telematics Box Module Verify Z part number availability. Order a Z part number for all Exchange Orders: warranty, Mopar, customer pay and service contract. Order regular part number for New unsold units only."
S25240000042025-04-16. Service bulletin. ELECTRICAL SYSTEM; SEATS. Customer Indicates Front Heated Seats Do Not Heat Up
08-099-252025-04-08. Service bulletin. ENGINE; ELECTRICAL SYSTEM. "Camshaft Sensor DTC Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0341 - Camshaft Position Sensor - Performance Bank 1 - Sensor 1. This bulletin involves repairing the cam sensor harness and re-routing the generator wiring."
S25230000242025-04-04. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Rear Defogger Solder Terminals Detached.

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