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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
08-359-262026-10-16. Service bulletin. ELECTRICAL SYSTEM. Flash: Drivetrain Control Module (DTCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● C147B-92 - Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster (IPC). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
08-359-262026-10-16. Service bulletin. ELECTRICAL SYSTEM. Flash: Drivetrain Control Module (DTCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● C147B-92 - Front Axle Disconnect Sensor Performance or Incorrect Operation Customers may comment on one or more of the following: ● 4WD system warning lights, service messages, or flashing indicators are displayed in the Instrument Panel Cluster (IPC). ● The vehicle does not engage 4WD properly. This bulletin involves reprogramming the DTCM with the latest available software.
91009002026-09-17. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
S2508000025 REV. B2026-07-08. Service bulletin. ELECTRICAL SYSTEM. Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
S2508000025 REV.A2026-07-02. Service bulletin. ELECTRICAL SYSTEM. Instrument Panel Cluster (IPC) and Radio Compass Display has Dashes (--)
1128622026-07-02. Service bulletin. ELECTRICAL SYSTEM. MOTOR - BLOWER WITH WHEEL
1128632026-07-02. Service bulletin. ELECTRICAL SYSTEM. MOTOR - BLOWER WITH WHEEL
S268A0000142026-07-02. Service bulletin. ELECTRICAL SYSTEM. Radio/ETM is Adding Approximately 27mA Draw to Vehicle When in Logistics Mode
91008352026-06-18. Service bulletin. ELECTRICAL SYSTEM. Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
S26230000402026-06-16. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry Exterior Door Handle Inoperative When Touched To Lock And Or Unlock.
1117602026-06-16. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. MOTOR AND LINKAGE - WINDSHIELD WIPER
1118342026-05-20. Service bulletin. ELECTRICAL SYSTEM. SENSOR – KNOCK
1118332026-05-20. Service bulletin. ELECTRICAL SYSTEM. SENSOR – KNOCK
08-208-26 REV. A2026-05-20. Service bulletin. ELECTRICAL SYSTEM. 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 not return until the vehicle undergoes a full key cycle.
08-208-262026-05-20. Service bulletin. ELECTRICAL SYSTEM. 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 not return until the vehicle undergoes a full key cycle
08-208-262026-05-13. Service bulletin. ELECTRICAL SYSTEM. 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 not return until the vehicle undergoes a full key cycle
08-128-262026-03-25. Service bulletin. ELECTRICAL SYSTEM; STEERING. Flash: Comfort Seat And Wheel (CSWM) Updates The customer may experience the following: SYMPTOM: ● Heated Steering Wheel does not get hot enough or does not work. This bulletin involves reprogramming the CSWM with the latest available software.
08-128-262026-03-25. Service bulletin. STEERING; ELECTRICAL SYSTEM. Flash: Comfort Seat And Wheel (CSWM) Updates The customer may experience the following: SYMPTOM: ● Heated Steering Wheel does not get hot enough or does not work. This bulletin involves reprogramming the CSWM with the latest available software.
S26080000102026-03-13. Service bulletin. ELECTRICAL SYSTEM. Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)
S1408000384 REV.J2026-03-13. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
1106102026-03-13. Service bulletin. ELECTRICAL SYSTEM. LAMP - TAIL
1106072026-03-13. Service bulletin. ELECTRICAL SYSTEM. LAMP - TAIL
S228A000025 REV.A2026-03-05. Service bulletin. ELECTRICAL SYSTEM. Harman R1H Uconnect 5 Radio Software Flash Error Codes
S2423000027 REV.D2026-03-05. Service bulletin. ELECTRICAL SYSTEM. Horn Sound Is Weak, Off Tone, Inoperative, Or Intermittent.
S1408000384 REV.I2026-02-19. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On

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