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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

Bulletins, newest first
31-001-242024-07-30. Service bulletin. STRUCTURE:BODY. "Aluminum Body Panel Corrosion Repair Aluminum corrosion or bubbling along the leading edge of hood, hinges or other exterior surface areas of the hinges, doors, fenders, swing gates or liftgates. NOTE: Verify current warranty policy to determine if digital imaging pre-authorization is required or pre-approval is required from the Regional Office; depending on market. This bulletin involves inspecting and if necessary removing corrosion and refinishing the suspect aluminum panels on the vehicle, hood, door, fenders, hinges, swing gates or liftgate panels."
91003892024-07-24. Service bulletin. ELECTRICAL SYSTEM. CAN Star Block Connector Customer finds MIL light on and technician finds DTC for loss of communication on one or more modules. In repair procedure the dealerships are replacing the CAN star block connector during their root cause process with returned parts showing no trouble found. Here is a list of steps the dealers can follow to determine if they have a defective CAN star block connector using a multimeter: Step 1: Visually review CAN star block for damage and ensure back cover has all locking tabs engaged. If a bent pin, cracked or damaged housing or locking tab is not engaged is observed then replacement is required. Step 2: Identify Connector #1 as the 3 Pin Connector cavity Step 3: Measure resistance between Pin#1 and Pin#2 in Connector #1. Acceptable values are 120.4 Ohms to 139.8 Ohms. If resistance is outside of this range then replacement is required. Step 4: Measure the continuity between Pin#1 in Connector #1 to Pin#1 in each of the other 2 Pin connector cavities. If continuity is not found then a replacement is required. Step 5: Measure the continuity between Pin#2 in Connector #1 to Pin#2 in each of the other 2 Pin connector cavities. If continuity is not found then a replacement is required.
S24210000012024-07-18. Service bulletin. POWER TRAIN. No Reverse And/Or Forward Gear After D-Clutch Repair.
91003902024-07-18. Service bulletin. POWER TRAIN. D Clutch Repair Kit TSB 21-039-24 REV A - D-Clutch repair kit missing Carrier Output Shaft Seals It has been identified the Carrier Output Shaft is missing 2 seals for some of the kits delivered to dealers. These seals are not available individually. MOPAR is working to get the parts. Do not rebuild the transmission without these seals otherwise the vehicle will not have reverse. Please refer to STAR Online Publication S2421000001 for instructions for inspecting if the seals are present on the Output Shaft Carrier Shaft. If seals are missing, please return the D-Clutch Kit as defective and order another kit. Transmission replacement is not recommended as this issue should be solved with replacement kits.
9100390 Rev12024-07-18. Service bulletin. POWER TRAIN. D Clutch Repair Kit TSB 21-039-24 REV A - D-Clutch repair kit missing Carrier Output Shaft Seals It has been identified the Carrier Output Shaft is missing 2 seals for some of the kits delivered to dealers. These seals are not available individually. MOPAR is working to get the parts. Do not rebuild the transmission without these seals otherwise the vehicle will not have reverse. Please refer to STAR Online Publication S2421000001 for instructions for inspecting if the seals are present on the Output Shaft Carrier Shaft. If seals are missing, please return the D-Clutch Kit as defective and order another kit. Transmission replacement is not recommended as this issue should be solved with replacement kits
25-002-24 REV. A2024-07-17. Service bulletin. FUEL/PROPULSION SYSTEM. "Malfunction Indicator Light (MIL) Due To Possible Faulty O2 Sensor **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs):** ● **P026D - Fuel Injection Quantity Higher Than Expected. ● P0133 - O2 Sensor 1/1 Slow Response.** ● P2297 - O2 Sensor Out of Range During Deceleration Bank 1 Sensor 1. This bulletin involves inspecting for proper O2 sensor adaptation and, if necessary, replacing the O2 sensor."
18-062-242024-07-17. Service bulletin. POWER TRAIN. "Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P2463 - Particulate Filter Restriction - Soot Accumulation Bank 1. (EE Market Only)** ● P016F - Closed Loop Fuel Pressure Control At Limit - Pressure Too Low. ● P025C - Fuel Pump Module Control Circuit Low. ● P0300-00 - Multiple Cylinder Misfire. ● P0301-00 - Cylinder 1 Misfire. ● P0302-00 - Cylinder 2 Misfire. ● P0303-00 - Cylinder 3 Misfire. ● P0304-00 - Cylinder 4 Misfire. ● P0305-00 - Cylinder 5 Misfire. ● P0403-00 - EGR Control Circuit Open (Disabled Fault). ● P208B - Reductant Pump 1 Control Performance. Other Software enhancements: ● Low speed engine idle improvements. ● Improved engine restart performance and torque response during low fuel level and/or hot ambient conditions. This bulletin involves reprogramming the PCM with the latest available software."
08-160-242024-07-17. Service bulletin. UNKNOWN OR OTHER. "Management Procedure for Customer Issues in Connected Services Customers may experience the following: ● Various Connected Services issues. The purpose of this informative Technical Service Bulletin (TSB) is to support the Network on the following topics: ● Discern the different kinds of connected service issues (onboard / offboard). ● Support the customer in his journey to open a request via Customer Care. ● Address on the correct actions to properly manage a customer complaining about the received assistance."
S2408000015 REV.C2024-07-10. Service bulletin. ELECTRICAL SYSTEM. Remote Keyless Entry (RKE) Functions Do Not Work, Intermittent Vehicle Response When Using the RKE, Key Not Programmed, Adding Remote Start
18-040-24 REV. A2024-07-09. Service bulletin. POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle mustexhibit/set the following Diagnostic Trouble Code (DTC): P0300 - Multiple Cylinder Misfire.
S24230000332024-07-08. Service bulletin. STRUCTURE:BODY. Water Leak From Front Door. Water On Front Floor.
91003622024-07-08. Service bulletin. ELECTRICAL SYSTEM; STEERING. MODULE Steering Control Before replacing the steering column control module (SCCM), please follow these steps: 1.- Make sure all the switches' and airbag's harness are properly connected, disconnect the switches and reconnect them, and reverify the issue. 2.- Pull the SCCM fuse for 60 sec and then reinstall it. 3.- Reverify if Steering wheel switches are inoperative. If there are no DTC's, physical defects, nor switches inop, then SCCM does not need to be replaced.
S1408000384 REV.F2024-07-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE. "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 "
08-149-242024-07-02. Service bulletin. ELECTRICAL SYSTEM. "12V Battery Low Level Charge Notification On Customer’s Mobile Application Vehicle's 12V battery Low Level Charge notification on customer’s mobile application."
09-015-242024-07-02. Service bulletin. ENGINE. "Engine Ticking Noise Customers may experience the following: ● Engine makes an abnormal ticking noise. There may be Diagnostic Trouble Codes (DTCs) present. "
S24080000662024-06-28. Service bulletin. ELECTRICAL SYSTEM. Drained Battery, Low System Voltage, Battery Not Charging, High System Voltage
940062024-06-27. Other. VISIBILITY/WIPER. WIPERUNIT - WINDSHIELD WIPER, BLADE - FRONT WIPER
940062024-06-26. Other. STRUCTURE:BODY. WIPERUNIT - WINDSHIELD WIPER, BLADE - FRONT WIPER
988612024-06-25. Other. STRUCTURE:BODY. WIPERUNIT - WINDSHIELD WIPER, BLADE - FRONT WIPER.
91003602024-06-24. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. SWITCH Power Window Before replacing the window switch, please follow these steps: 1.- Review the master window Switch for any physical issue (Button stuck, broke). If not, physical issue is found move to next step 2.- Make sure all the switches harness are properly connected, disconnect the switch and reconnect it, and reverify the issue. If after performing these steps the switch remains faulty, please replace the switch
21-039-24 REV. A2024-06-18. Service bulletin. POWER TRAIN. "D Clutch Repair Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D clutch."
S1723000037 REV.A2024-06-11. Service bulletin. STRUCTURE:BODY. Freedom Panel Underside Rough And Or White Coating Flaking
21-039-242024-06-07. Service bulletin. POWER TRAIN. "D Clutch Repair Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find one or more of the following Diagnostic Trouble Codes (DTCs) have been set: ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P1DA8-00 - Incorrect Gear Ratio Clutch A B or D Defective. ● P1D92-00 - Incorrect Gear Ratio - Clutch 4 Defective. This bulletin involves replacing the D clutch."
23-028-242024-06-07. Service bulletin. STRUCTURE:BODY. "Back Glass Water Leak Interior water leak at back glass (backlite) and hardtop, allowing water to leak into the vehicle at the lower passenger side corner Fig. 1. This bulletin involves inspecting the backlite for water leaks and possibly replacing the backlite if a leak is found."
09-010-242024-06-07. Service bulletin. ENGINE. "Lower Radiator Hose Not Properly Seated Customers may experience the following: ● Engine coolant leak underneath the vehicle."

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