Jeep Grand Cherokee Service Bulletins (2020)

537 manufacturer communications on file.

• March 5, 2026•Document ID: 11030042

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2608000010

  Date Added:

  March 13, 2026

  Manufacturer:

  JEEP

  Summary

  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)

  Associated Products (150)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Dodge Durango2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wagoneer S2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Dodge Durango+ 130 more
  Associated Documents

  • DownloadMC-11030042-0001.pdf↗
• March 4, 2026•Document ID: 11030035

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S1408000384 REV.J

  Date Added:

  March 13, 2026

  Manufacturer:

  JEEP

  Summary

  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

  Associated Products (181)

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  Associated Documents

  • DownloadMC-11030035-0001.pdf↗
• February 25, 2026•Document ID: 11029770

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2621000003

  Date Added:

  March 5, 2026

  Manufacturer:

  JEEP

  Summary

  Service transmission/check engine warning indicator for the 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV transmissions that have fault codes P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.

  Associated Products (57)

  2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wrangler2026 Ram 15002025 Dodge Durango2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002024 Dodge Durango2024 Jeep Gladiator2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2024 Jeep Grand Wagoneer+ 37 more
  Associated Documents

  • DownloadMC-11029770-0001.pdf↗
• February 23, 2026•Document ID: 11029764

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  110447

  Date Added:

  March 5, 2026

  Manufacturer:

  CHRYSLER

  Summary

  WATER PUMP

  Associated Products (37)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2024 Chrysler Pacifica2024 Chrysler Voyager2024 Dodge Durango2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2023 Chrysler Pacifica2023 Chrysler Voyager2023 Dodge Durango2023 Jeep Grand Cherokee2023 Jeep Grand Cherokee L+ 17 more
  Associated Documents

  • DownloadMC-11029764-0001.pdf↗
• February 23, 2026•Document ID: 11029763

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  110448

  Date Added:

  March 5, 2026

  Manufacturer:

  CHRYSLER

  Summary

  WATER PUMP

  Associated Products (37)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2024 Chrysler Pacifica2024 Chrysler Voyager2024 Dodge Durango2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2023 Chrysler Pacifica2023 Chrysler Voyager2023 Dodge Durango2023 Jeep Grand Cherokee2023 Jeep Grand Cherokee L+ 17 more
  Associated Documents

  • DownloadMC-11029763-0001.pdf↗
• February 14, 2026•Document ID: 11028904

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S1408000384 REV.I

  Date Added:

  February 19, 2026

  Manufacturer:

  FIAT

  Summary

  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

  Associated Products (168)

  2026 Dodge Charger2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wrangler2026 Ram 15002025 Dodge Charger2025 Dodge Durango2025 Jeep Compass2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002024 Alfa Romeo Stelvio2024 Alfa Romeo Tonale2024 Chrysler Pacifica2024 Chrysler Voyager2024 Dodge Charger+ 148 more
  Associated Documents

  • DownloadMC-11028904-0001.pdf↗
• January 21, 2026•Document ID: 11027837

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  109727

  Date Added:

  January 28, 2026

  Manufacturer:

  DODGE

  Summary

  Water Pump & Chain Case Cover

  Associated Products (72)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wrangler2026 Ram 15002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002024 Chrysler Pacifica2024 Chrysler Voyager+ 52 more
  Associated Documents

  • DownloadMC-11027837-0001.pdf↗
• January 21, 2026•Document ID: 11027836

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  109724

  Date Added:

  January 28, 2026

  Manufacturer:

  JEEP

  Summary

  Water Pump & Chain Case Cover

  Associated Products (72)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wrangler2026 Ram 15002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002024 Chrysler Pacifica2024 Chrysler Voyager+ 52 more
  Associated Documents

  • DownloadMC-11027836-0001.pdf↗
• January 6, 2026•Document ID: 11027650

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  109232

  Date Added:

  January 14, 2026

  Manufacturer:

  JEEP

  Summary

  LATCH - LIFTGATE

  Associated Products (30)

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  Associated Documents

  • DownloadMC-11027650-0001.pdf↗
• January 6, 2026•Document ID: 11027649

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  109231

  Date Added:

  January 14, 2026

  Manufacturer:

  JEEP

  Summary

  LATCH - LIFTGATE

  Associated Products (30)

  2026 Dodge Charger2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wagoneer S2025 Dodge Charger2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wagoneer S2024 Dodge Charger2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2024 Jeep Grand Wagoneer2024 Jeep Wagoneer2024 Jeep Wagoneer S2023 Jeep Grand Cherokee2023 Jeep Grand Cherokee L+ 10 more
  Associated Documents

  • DownloadMC-11027649-0001.pdf↗
• December 10, 2025•Document ID: 11026673

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-396-25

  Date Added:

  December 17, 2025

  Manufacturer:

  DODGE

  Summary

  Drivetrain Control Module (DTCM) Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● C1403 - 92 Transfer Case Range Position Sensor - Performance Or Incorrect Operation. ● U0403 - 00 Implausible Data Received From Transfer Case. Customers may experience the following: ● Service 4WD Light On in Instrument Panel Control (IPC) This bulletin involves replacing the DTCM.Drivetrain Control Module (DTCM) Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● C1403 - 92 Transfer Case Range Position Sensor - Performance Or Incorrect Operation. ● U0403 - 00 Implausible Data Received From Transfer Case. Customers may experience the following: ● Service 4WD Light On in Instrument Panel Control (IPC) This bulletin involves replacing the DTCM.

  Associated Products (12)

  2025 Dodge Durango2024 Dodge Durango2023 Dodge Durango2022 Dodge Durango2021 Dodge Durango2021 Jeep Grand Cherokee2020 Dodge Durango2020 Jeep Grand Cherokee2019 Dodge Durango2019 Jeep Grand Cherokee2018 Dodge Durango2018 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-11026673-0001.pdf↗
• December 8, 2025•Document ID: 11026631

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  108974

  Date Added:

  December 17, 2025

  Manufacturer:

  JEEP

  Summary

  THROTTLE BODY - NONE

  Associated Products (14)

  2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L2023 Jeep Grand Cherokee2023 Jeep Grand Cherokee L2022 Jeep Grand Cherokee2022 Jeep Grand Cherokee L2021 Jeep Grand Cherokee2021 Jeep Grand Cherokee L2020 Jeep Grand Cherokee2019 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-11026631-0001.pdf↗
• December 3, 2025•Document ID: 11026565

  Service Bulletin/Repair Instructions
  ENGINE; STRUCTURE:BODY

  Mfr Comm. #:

  108546

  Date Added:

  December 11, 2025

  Manufacturer:

  DODGE

  Summary

  ISOLATOR - ENGINE MOUNT

  Associated Products (18)

  2026 Dodge Durango2025 Dodge Durango2024 Dodge Durango2023 Dodge Durango2022 Dodge Durango2022 Jeep Grand Cherokee2021 Dodge Durango2021 Jeep Grand Cherokee2020 Dodge Durango2020 Jeep Grand Cherokee2019 Dodge Durango2019 Jeep Grand Cherokee2018 Dodge Durango2018 Jeep Grand Cherokee2017 Dodge Durango2017 Jeep Grand Cherokee2016 Dodge Durango2016 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-11026565-0001.pdf↗
• December 2, 2025•Document ID: 11026571

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  108840

  Date Added:

  December 11, 2025

  Manufacturer:

  JEEP

  Summary

  Hose- Oil Cooler Inlet, Outlet

  Associated Products (14)

  2026 Dodge Durango2025 Dodge Durango2024 Dodge Durango2023 Dodge Durango2022 Dodge Durango2022 Jeep Grand Cherokee2021 Dodge Durango2021 Jeep Grand Cherokee2020 Dodge Durango2020 Jeep Grand Cherokee2019 Dodge Durango2019 Jeep Grand Cherokee2018 Dodge Durango2018 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-11026571-0001.pdf↗
• December 1, 2025•Document ID: 11026570

  Service Bulletin/Repair Instructions
  ENGINE; STRUCTURE:BODY

  Mfr Comm. #:

  108547

  Date Added:

  December 11, 2025

  Manufacturer:

  JEEP

  Summary

  ISOLATOR - ENGINE MOUNT

  Associated Products (18)

  2026 Dodge Durango2025 Dodge Durango2024 Dodge Durango2023 Dodge Durango2022 Dodge Durango2022 Jeep Grand Cherokee2021 Dodge Durango2021 Jeep Grand Cherokee2020 Dodge Durango2020 Jeep Grand Cherokee2019 Dodge Durango2019 Jeep Grand Cherokee2018 Dodge Durango2018 Jeep Grand Cherokee2017 Dodge Durango2017 Jeep Grand Cherokee2016 Dodge Durango2016 Jeep Grand Cherokee
  Associated Documents

  • DownloadMC-11026570-0001.pdf↗
• October 21, 2025•Document ID: 11025028

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  S2509000009

  Date Added:

  November 5, 2025

  Manufacturer:

  JEEP

  Summary

  Engine Oil Leak

  Associated Products (92)

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  Associated Documents

  • DownloadMC-11025028-0001.pdf↗
• October 9, 2025•Document ID: 11024323

  Service Bulletin/Repair Instructions
  STEERING

  Mfr Comm. #:

  105646

  Date Added:

  October 15, 2025

  Manufacturer:

  CHRYSLER

  Summary

  MODULE - STEERING CONTROL & COLUMN

  Associated Products (57)

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  Associated Documents

  • DownloadMC-11024323-0001.pdf↗
• September 24, 2025•Document ID: 11023618

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  9100670

  Date Added:

  October 2, 2025

  Manufacturer:

  JEEP

  Summary

  Data collection required for all 2020-2026MY vehicles with 3.6L PSU engines during any of their first 3 engine oil changes. This data collection is applicable to all vehicle with engines with sales codes: ERG, ERC, EH3 and ERF. To assist with monitoring and quality improvement of the 3.6L engine, every time a vehicle comes for any of the first 3 oil changes, please use wiTECH to record the total engine idle time and the total engine runtime. 1. Prior to perform the oil change connect wiTECH diagnostic tool. 2. Navigate to the topology screen on the action item section. 3. Once the topology screen loads, disconnect wiTECH and continue with oil change.

  Associated Products (45)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Gladiator2026 Jeep Wrangler2026 Ram 15002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Gladiator2025 Jeep Wrangler2025 Ram 15002024 Chrysler Pacifica2024 Chrysler Voyager2024 Dodge Durango2024 Jeep Gladiator2024 Jeep Wrangler2024 Ram 15002023 Chrysler Pacifica2023 Chrysler Voyager+ 25 more
  Associated Documents

  • DownloadMC-11023618-0001.pdf↗
• September 18, 2025•Document ID: 11023329

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  9100671

  Date Added:

  September 24, 2025

  Manufacturer:

  JEEP

  Summary

  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.

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  Associated Documents

  • DownloadMC-11023329-0001.pdf↗
• September 12, 2025•Document ID: 11023168

  Service Bulletin/Repair Instructions
  SUSPENSION

  Mfr Comm. #:

  02-002-25 REV. A

  Date Added:

  September 17, 2025

  Manufacturer:

  JEEP

  Summary

  Shock And Strut Diagnosis And Replacement Guidelines Leaking, noisy, or weak shocks or struts.

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  Associated Documents

  • DownloadMC-11023168-0001.pdf↗