Jeep Wrangler Service Bulletins (2021)

1,032 manufacturer communications on file.

May 25, 2021•Document ID: 10223454
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
S2108000127
Date Added:
October 17, 2022
Manufacturer:
CHRYSLER
Summary
Radio Reboot Continually
Associated Products (16)
2021 Chrysler 300 2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Challenger 2021 Dodge Charger 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500 2021 Ram 2500 2021 Ram 3500 2021 Ram 4500 2021 Ram 5500
Associated Documents
- Download MC-10223454-0001.pdf↗
May 25, 2021•Document ID: 10223368
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
0809021
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
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.
Associated Products (2)
2021 Jeep Grand Cherokee 2021 Jeep Wrangler
Associated Documents
- Download MC-10223368-0001.pdf↗
May 25, 2021•Document ID: 10223294
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
S2108000127
Date Added:
October 17, 2022
Manufacturer:
RAM
Summary
Radio Reboot Continually
Associated Products (14)
2021 Chrysler 300 2021 Chrysler Pacifica 2021 Dodge Challenger 2021 Dodge Charger 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500 2021 Ram 2500 2021 Ram 3500 2021 Ram 4500
Associated Documents
- Download MC-10223294-0001.pdf↗
May 25, 2021•Document ID: 10198462
Service Bulletin/Repair Instructions
EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.
Mfr Comm. #:
08-090-21
Date Added:
June 28, 2021
Manufacturer:
JEEP
Summary
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.
Associated Products (2)
2021 Jeep Grand Cherokee 2021 Jeep Wrangler
Associated Documents
- Download MC-10198462-0001.pdf↗
May 25, 2021•Document ID: 10198388
Service Bulletin/Repair Instructions
EQUIPMENT
Mfr Comm. #:
S2108000127
Date Added:
June 28, 2021
Manufacturer:
CHRYSLER
Summary
Radio Reboot Continually
Associated Products (14)
2021 Chrysler 300 2021 Chrysler Pacifica 2021 Dodge Challenger 2021 Dodge Charger 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500 2021 Ram 2500 2021 Ram 3500 2021 Ram 4500
Associated Documents
- Download MC-10198388-0001.pdf↗
May 24, 2021•Document ID: 10230058
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
S2118000009
Date Added:
January 17, 2023
Manufacturer:
JEEP
Summary
Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
Associated Products (7)
2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Durango 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10230058-0001.pdf↗
May 24, 2021•Document ID: 10223446
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
S2118000009
Date Added:
October 17, 2022
Manufacturer:
RAM
Summary
Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
Associated Products (7)
2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Durango 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10223446-0001.pdf↗
May 24, 2021•Document ID: 10223286
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
S2118000009
Date Added:
October 17, 2022
Manufacturer:
DODGE
Summary
Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
Associated Products (6)
2021 Chrysler Pacifica 2021 Dodge Durango 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10223286-0001.pdf↗
May 24, 2021•Document ID: 10198380
Service Bulletin/Repair Instructions
ENGINE AND ENGINE COOLING
Mfr Comm. #:
S2118000009
Date Added:
June 28, 2021
Manufacturer:
JEEP
Summary
Customer complains of a MIL-on condition. Upon further inspection, there is a Diagnostic Trouble Code (DTC) P0128 Coolant Thermostat (Coolant Temperature Below Thermostat Regulating Temperature) set in the PCM.
Associated Products (6)
2021 Chrysler Pacifica 2021 Dodge Durango 2021 Jeep Gladiator 2021 Jeep Grand Cherokee 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10198380-0001.pdf↗
May 22, 2021•Document ID: 10230138
Service Bulletin/Repair Instructions
BACK OVER PREVENTION:SOFTWARE; EQUIPMENT:ELECTRICAL
Mfr Comm. #:
0808921
Date Added:
January 17, 2023
Manufacturer:
JEEP
Summary
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.
Associated Products (2)
2021 Jeep Gladiator 2021 Jeep Wrangler
Associated Documents
- Download MC-10230138-0001.pdf↗
May 22, 2021•Document ID: 10230055
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL
Mfr Comm. #:
S2108000121
Date Added:
January 17, 2023
Manufacturer:
JEEP
Summary
Check Engine Light On And Service Hybrid System Displayed. P0A0A-00 High Voltage System Interlock Circuit ?A? Is Active
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10230055-0001.pdf↗
May 22, 2021•Document ID: 10230054
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL
Mfr Comm. #:
S2008000010
Date Added:
January 17, 2023
Manufacturer:
RAM
Summary
Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
Associated Products (10)
2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Charger 2021 Dodge Durango 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10230054-0001.pdf↗
May 22, 2021•Document ID: 10223443
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2108000121
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
Check Engine Light On And Service Hybrid System Displayed. P0A0A-00 High Voltage System Interlock Circuit ?A? Is Active
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10223443-0001.pdf↗
May 22, 2021•Document ID: 10223442
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL
Mfr Comm. #:
S2008000010
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
Associated Products (10)
2021 Chrysler Pacifica 2021 Chrysler Voyager 2021 Dodge Charger 2021 Dodge Durango 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10223442-0001.pdf↗
May 22, 2021•Document ID: 10223366
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM
Mfr Comm. #:
0808921
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
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.
Associated Products (2)
2021 Jeep Gladiator 2021 Jeep Wrangler
Associated Documents
- Download MC-10223366-0001.pdf↗
May 22, 2021•Document ID: 10223283
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM:PROPULSION SYSTEM; ELECTRICAL SYSTEM
Mfr Comm. #:
S2108000121
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
Check Engine Light On And Service Hybrid System Displayed. P0A0A-00 High Voltage System Interlock Circuit ?A? Is Active
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10223283-0001.pdf↗
May 22, 2021•Document ID: 10223282
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2008000010
Date Added:
October 17, 2022
Manufacturer:
JEEP
Summary
Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
Associated Products (9)
2021 Chrysler Pacifica 2021 Dodge Charger 2021 Dodge Durango 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10223282-0001.pdf↗
May 22, 2021•Document ID: 10198460
Service Bulletin/Repair Instructions
EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT:ELECTRICAL; EQUIPMENT
Mfr Comm. #:
08-089-21
Date Added:
June 28, 2021
Manufacturer:
JEEP
Summary
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.
Associated Products (2)
2021 Jeep Gladiator 2021 Jeep Wrangler
Associated Documents
- Download MC-10198460-0001.pdf↗
May 22, 2021•Document ID: 10198377
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2108000121
Date Added:
June 28, 2021
Manufacturer:
JEEP
Summary
Check Engine Light On And Service Hybrid System Displayed. P0A0A-00 High Voltage System Interlock Circuit ?A? Is Active
Associated Products (1)
2021 Jeep Wrangler
Associated Documents
- Download MC-10198377-0001.pdf↗
May 22, 2021•Document ID: 10198376
Service Bulletin/Repair Instructions
ELECTRICAL SYSTEM
Mfr Comm. #:
S2008000010 Rev.
Date Added:
June 28, 2021
Manufacturer:
DODGE
Summary
Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup, Freeze or Audio Concerns
Associated Products (9)
2021 Chrysler Pacifica 2021 Dodge Charger 2021 Dodge Durango 2021 Jeep Cherokee 2021 Jeep Compass 2021 Jeep Grand Cherokee 2021 Jeep Renegade 2021 Jeep Wrangler 2021 Ram 1500
Associated Documents
- Download MC-10198376-0001.pdf↗

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