Ram 1500 Service Bulletins (2026)

349 manufacturer communications on file.

• March 30, 2026•Document ID: 11031247

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  9100786

  Date Added:

  April 10, 2026

  Manufacturer:

  RAM

  Summary

  TBM2.0H Setting U0080-00. Do not replace TBM ECU or SGW. Under certain conditions, SGW Module may take longer to establish Ethernet communication after boot up. If it takes longer than 30 seconds, The TBM2.0H module will set DTC U0080 - Ethernet Bus 1. As soon as SGW responds, the TBM2.0H will demature the DTC and move it to STORED. This issue should not cause any customer related symptoms. Do not replace the following TBM Part Numbers: WL: 68639445AF,68637489AE,68663479AE. WS: 68734941AA,68729188AC. EJ: 68592344AI. KM: 68592343AL,68735975AD. DT: 68634362AJ,68624784AF,68624784AE,68735493AB,68735493AA. DJ (HDCC): 68608721AJ. If the TBM2.0H module has set the DTC U0080 and it is STORED or ACTIVE, please clear the fault and do nothing. No further diagnostics is required. ---------------------------------------------------------------------------------------------------- TBM2.0H Setting DTC B1E21 Do Not Replace the TBM ECU. Is triggered when the TBM Backup Battery is discharged, inactive, or drained. This can happen during the lifetime of the vehicle. TBM should NOT be replace for B1E21, since there is no fault on TBM. TBM battery is replaceable. Part number of the back-up battery inside TBM is 68597650AA. Do not replace the following TBM Part Numbers: WL: 68639445A$, 68663479A$. ---------------------------------------------------------------------------------------------------------- TBM Setting DTC U0499-00 Please refer to SOL S268A000004 if you are attempting to replace or repair the telematics box due to DTC U0499-00. This DTC does not cause direct customer impact and cannot be cleared. Engineering is working on TBM software enhancements, tentative Q2 2026. Do not replace the following TBM Part Numbers: KM: 68592343A$

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  Associated Documents

  • DownloadMC-11031247-0001.pdf↗
• March 28, 2026•Document ID: 11030419

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-139-26

  Date Added:

  April 1, 2026

  Manufacturer:

  RAM

  Summary

  Flash: Radio Frequency Hub Module (RFHM) Updates Customer may experience the following: SYMPTOM: ● 12V vehicle battery dies if keys are left within proximity range. This bulletin involves inspecting and possibly reprogramming the RFHM module with the latest available software.

  Associated Products (1)

  2026 Ram 1500
  Associated Documents

  • DownloadMC-11030419-0001.pdf↗
• March 27, 2026•Document ID: 11030437

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S268A000011

  Date Added:

  April 1, 2026

  Manufacturer:

  JEEP

  Summary

  Radio Remains On After Ignition Off

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  Associated Documents

  • DownloadMC-11030437-0001.pdf↗
• March 27, 2026•Document ID: 11030429

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  S2608000017

  Date Added:

  April 1, 2026

  Manufacturer:

  RAM

  Summary

  Intermittent Unintended Wiper Swipe While Driving

  Associated Products (2)

  2026 Ram 15002025 Ram 1500
  Associated Documents

  • DownloadMC-11030429-0001.pdf↗
• March 26, 2026•Document ID: 11030427

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  9100790

  Date Added:

  April 1, 2026

  Manufacturer:

  DODGE

  Summary

  Before replacing the water pump on 3.0L SO/HO, please follow the updated WATER PUMP INSPECTION diagnostic procedure to confirm the leak persists "09 - Engine, 3.0L GMET6 / Cooling System / Engine Cooling / Diagnosis and Testing / COOLING SYSTEM LEAKS"

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  Associated Documents

  • DownloadMC-11030427-0001.pdf↗
• March 26, 2026•Document ID: 11030426

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  9100789

  Date Added:

  April 1, 2026

  Manufacturer:

  JEEP

  Summary

  Before replacing the water pump on 3.0L SO/HO, please follow the updated WATER PUMP INSPECTION diagnostic procedure to confirm the leak persists "09 - Engine, 3.0L GMET6 / Cooling System / Engine Cooling / Diagnosis and Testing / COOLING SYSTEM LEAKS"

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  Associated Documents

  • DownloadMC-11030426-0001.pdf↗
• March 24, 2026•Document ID: 11030424

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  23-008-26

  Date Added:

  April 1, 2026

  Manufacturer:

  RAM

  Summary

  Incorrect Grille Installed Customers may comment on the following: SYMPTOM: ● The grille on the vehicle is chrome but should be black Fig. 1. This bulletin involves inspecting and possibly replacing the grille and nameplate.

  Associated Products (1)

  2026 Ram 1500
  Associated Documents

  • DownloadMC-11030424-0001.pdf↗
• March 24, 2026•Document ID: 11030414

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-134-26

  Date Added:

  April 1, 2026

  Manufacturer:

  DODGE

  Summary

  Universal Garage Door Opener (UGDO) Inoperable Technicians may or may not find the following Diagnostic Trouble Code (DTC) present: SYMPTOM: ● B251D1-00 - Universal Garage Door Opener Control. Customers may comment on the following: ● Operational questions regarding the usage of the HomeLink® UGDO. . No part of this publication may be reproduced, stored in a retrieval system, or transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise, without written permission of FCA US LLC.

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  Associated Documents

  • DownloadMC-11030414-0001.pdf↗
• March 21, 2026•Document ID: 11030229

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18-044-26

  Date Added:

  March 25, 2026

  Manufacturer:

  JEEP

  Summary

  Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● **P0111-00 - Intake Air Temperature Sensor 1 Circuit Range Performance Bank 1. (In Active or Stored status) ● P0071-00 - Ambient Air Temperature Sensor Performance. (In Active or Stored status) ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. (In Active or Stored status) ● P0073-00 - Ambient Air Temperature Sensor Circuit "A" High. (In Active or Stored status) ● P0011-00 - Bank 1 Camshaft 1 Position Timing Over Advanced Or. (In Active or Stored status) ● P25E4-00 - B Camshaft Position - Unable To Achieve Locked Position Bank 1. (In Active or Stored status) ● P05BD-00 - Stop-Start Mode Switch Range/Performance. (In Active or Stored status) ● P0116-00 - Engine Coolant Temperature Sensor 1 Performance. (In Active or Stored status) ● P062B-00 - Internal Control Module Fuel Injector Control Performance. (In Active or Stored status) ● P0604-00 - Internal Control Module Random Access Memory Ram Error. (In Active or Stored status) ● P060C-00 - Internal Control Module Main Processor Performance. (In Active or Stored status)** ● P018B-00 - Fuel Pressure Sensor "B" Circuit Range/performance. **(In Active or Stored status)** ● P1CEA-00 - Boost Side EVAP Purge System Performance. **(In Active or Stored status)** ● P06DD-00 - Engine Oil Pressure Control Circuit Performance/Stuck Off. **(In Active or Stored status)** ● P00C6-00 - Fuel Rail Pressure Too Low - Engine Cranking. **(In Active or Stored status)** ● P0300-00 - Multiple Cylinder Misfire. **(In Active or Stored status)** Customers may also experience one or more of the following: ● **Oil Level High Warning in the Instrument Panel Cluster (IPC).** ● Fully Autonomous Parking Assist (FAPA) is not deactivated when accelerator pedal is pressed. ● Vehicle is not heating up fast enough at freezi

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  Associated Documents

  • DownloadMC-11030229-0001.pdf↗
• March 19, 2026•Document ID: 11030266

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM; SEATS

  Mfr Comm. #:

  S2608000015

  Date Added:

  March 25, 2026

  Manufacturer:

  RAM

  Summary

  Memory Seat Does Not Work There Is No Response from The Seat While Pressing the Memory Seat Profiles from the Switch Diagnostic Trouble Code (DTC) B1D9B-54- Seat Horizontal Front Stop Not Learned-Missing Calibration

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  Associated Documents

  • DownloadMC-11030266-0001.pdf↗
• March 19, 2026•Document ID: 11030248

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  09-006-26

  Date Added:

  March 25, 2026

  Manufacturer:

  JEEP

  Summary

  Blocked Make-Up Air (MUA) Solenoid Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P051B-00 - Crankcase Pressure Sensor Circuit Range/performance. This bulletin involves replacing the clean air duct assembly.

  Associated Products (3)

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  Associated Documents

  • DownloadMC-11030248-0001.pdf↗
• March 19, 2026•Document ID: 11030223

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  09-006-26

  Date Added:

  March 25, 2026

  Manufacturer:

  JEEP

  Summary

  Blocked Make-Up Air (MUA) Solenoid Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P051B-00 - Crankcase Pressure Sensor Circuit Range/performance. This bulletin involves replacing the clean air duct assembly.

  Associated Products (3)

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  Associated Documents

  • DownloadMC-11030223-0001.pdf↗
• March 13, 2026•Document ID: 11030143

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  S2608000011

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  Park Assist is Disabled and The Module is Setting One or More of the Following Diagnostic Trouble Codes (DTCs) for "Performance or Incorrect Operation"

  Associated Products (2)

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  Associated Documents

  • DownloadMC-11030143-0001.pdf↗
• March 13, 2026•Document ID: 11030142

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  S2523000070 REV.A

  Date Added:

  March 18, 2026

  Manufacturer:

  JEEP

  Summary

  Central ADAS Decision Module (CADM) Diagnostic Trouble Codes C00C0-4A, C00C1-4A, C00C5-4A.

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  Associated Documents

  • DownloadMC-11030142-0001.pdf↗
• March 10, 2026•Document ID: 11030141

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2408000070 REV.E

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  Vehicle Does Not Respond to Lock/Unlock Button Presses from The Keyfob and “Key Not Detected” Message is Displayed on the Cluster When Attempting To Start The Vehicle With KIN press, No Start No Crank.

  Associated Products (2)

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  Associated Documents

  • DownloadMC-11030141-0001.pdf↗
• March 10, 2026•Document ID: 11030135

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  110706

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  SPAT - BOX SIDE

  Associated Products (2)

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  Associated Documents

  • DownloadMC-11030135-0001.pdf↗
• March 9, 2026•Document ID: 11030138

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2621000003 REV.A

  Date Added:

  March 18, 2026

  Manufacturer:

  DODGE

  Summary

  The vehicle will exhibit a service transmission/check engine warning indicator for the following transmission models: 845RE, 8HP45, 850RE, 8HP50, 8HP70, 8HP75, 8HP75-PHEV, 8HP75-LCV, 8HP90, 8HP95. Transmissions may exhibit the following diagnostic codes: P07E4, P1DB2, P0716, P1B14, P0733, P1D90, P1DB7, P1B13.

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  Associated Documents

  • DownloadMC-11030138-0001.pdf↗
• March 9, 2026•Document ID: 11030133

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  110707

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  SPAT - BOX SIDE

  Associated Products (2)

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  Associated Documents

  • DownloadMC-11030133-0001.pdf↗
• March 6, 2026•Document ID: 11030048

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2623000012

  Date Added:

  March 13, 2026

  Manufacturer:

  RAM

  Summary

  Window Switch Feels Loose In The Door Trim Panel.

  Associated Products (3)

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  Associated Documents

  • DownloadMC-11030048-0001.pdf↗
• March 6, 2026•Document ID: 11030047

  Service Bulletin/Repair Instructions
  SERVICE BRAKES

  Mfr Comm. #:

  S2605000002

  Date Added:

  March 13, 2026

  Manufacturer:

  RAM

  Summary

  Whoosh Or Click Noise Heard From Brake Assembly eBooster When Pressing Brake Pedal And After A Recent Repair.

  Associated Products (2)

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  Associated Documents

  • DownloadMC-11030047-0001.pdf↗