WenmarOpen by Wenmar Pro

Service bulletins for the 2021 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.

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

By type

By component

By trouble code

Bulletins, newest first
S22080000752023-01-09. Service bulletin. ELECTRICAL SYSTEM. Check Engine Light Is On, No Start. DTC?s P00FD, P0562, P26F3
S17080001182023-01-09. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off
S22080000682023-01-09. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?Device Not Supported? Message on the radio screen
2301122REVA2022-12-19. Service bulletin. EQUIPMENT. Missing Front License Plate Bracket This bulletin involves installing a missing front license plate bracket. Customer may comment on the following: Front license plate bracket missing.
S22070000012022-12-19. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:FLUID/COOLANT; UNKNOWN OR OTHER. Coolant Color Looks Lighter Than Service Procedure Coolant
S22080000972022-12-19. Service bulletin. ELECTRICAL SYSTEM:INTERIOR LAMPS/BULBS. Service 4WD Lamp On, Service 4WD System Message
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.
1804222REVC2022-12-12. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ENGINE AND ENGINE COOLING. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following DTC: P152E - Engine Hood Switch 2 Circuit High. P152F - Engine Hood Switch 2 / Engine Hood Switch 1 Correlation. P0032 - O2 Sensor 1/1 Heater Circuit High. P0038 - O2 Sensor 1/2 Heater Circuit High. P0052 - O2 Sensor 2/1 Heater Circuit High. P0058 - O2 Sensor 2/2 Heater Circuit High. P0132 - O2 Sensor 1/1 Circuit High. P0138 - O2 Sensor 1/2 Circuit High. P0152 - O2 Sensor 2/1 Circuit High. P0158 - O2 Sensor 2/2 Circuit High. P2100 - Electronic Throttle Control Motor Circuit. P0300 - Multiple Cylinder Misfire. In addition, customers may experience the following concern: Spark knock/detonation sound from the engine at idle.
09012222022-12-12. Service bulletin. ENGINE AND ENGINE COOLING. Spark Knock/Engine Symptoms This bulletin involves cleaning the piston heads and cylinder head combustion chambersto resolve a spark knock condition being caused by oil intrusion through the PCV system. The customer may describe a knocking or pinging noise coming from the engine upon acceleration.
Recall Notificat2022-12-12. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM. Customer Satisfaction Notification Z60 Powertrain Control Module Software
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
S22140000032022-11-07. Service bulletin. FUEL SYSTEM, DIESEL. Guidelines For The Use Of Alternative Diesel Fuels.
S22080001592022-11-07. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:SENSOR. Error 715 ? Not A Valid Market Message Received In wiTECH When Trying To Program An Immobilizer Component
31001222022-10-31. Service bulletin. STRUCTURE. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
1400522REVB2022-10-31. Service bulletin. FUEL SYSTEM, GASOLINE. Updated Fuel Filler Cap This bulletin involves updating the fuel filler cap with improved version. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P0455 - EVAP System Large Leak. P0456 - EVAP System Small Leak. P04EC - EVAP System Large Leak Detected - Fuel Tank Side. P04EE - EVAP System Very Small Leak Detected - Fuel Tank Side.
S22230000632022-10-31. Service bulletin. EQUIPMENT:ELECTRICAL. Ambient Temperature Sensor Servicing.
S228A0000222022-10-31. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Connected Service Requires Service Message
S2003000001RevE2022-10-31. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. Noise From The Front Axle Area Over Bumps
S2008000103RevA2022-10-31. Service bulletin. ELECTRICAL SYSTEM. No Start, Stop Start Inoperative, Battery or Check Engine Light (CEL) Illuminated
S2108000165RevA2022-10-31. Service bulletin. ELECTRICAL SYSTEM. MIL Lamp Is On, Multiple Glow Plug DTC?s
S2025000006RevA2022-10-31. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
S228A0000172022-10-31. Service bulletin. ELECTRICAL SYSTEM. Battery Drain Suspected or "Identified" From USB or Media Hub
S22080001462022-10-31. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Flashing Tire Pressure Lamp After Radio Frequency Hub (RFHUB) Replacement
91000102022-10-31. Service bulletin. POWER TRAIN:AXLE ASSEMBLY; WHEELS; BACK OVER PREVENTION. Axle Assembly A parts kit (SENSOR KIT, Axle: 68544629A$) is available to repair the Axle Locker Sensor on JL/JT equipped with the M210 and M220 Tru-Lok axles (DSE). This parts kit must be used when only the Axle Locker Sensor fails. Do not replace the axle for sensor failure.
31001222022-10-31. Service bulletin. STRUCTURE:INTERIOR PANELS:DOOR; STRUCTURE; UNKNOWN OR OTHER. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.

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