Ram 3500 Service Bulletins (2026)

247 manufacturer communications on file.

• April 1, 2026•Document ID: 11031241

  Service Bulletin/Repair Instructions
  STRUCTURE:BODY

  Mfr Comm. #:

  S1623000028 REV.H

  Date Added:

  April 10, 2026

  Manufacturer:

  CHRYSLER

  Summary

  Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.

  Associated Products (131)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Ram 1500+ 111 more
  Associated Documents

  • DownloadMC-11031241-0001.pdf↗
• March 31, 2026•Document ID: 11031238

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2625000004

  Date Added:

  April 10, 2026

  Manufacturer:

  RAM

  Summary

  Active/Pending Diagnostic Trouble Code (DTC) P24A0, P2482, P2481, P0420, P2470, P2471, P2472, P242D, P242B, P244D, P1484 And/or P214D setting In The Powertrain Control Module (PCM)

  Associated Products (6)

  2026 Ram 35002026 Ram 45002026 Ram 55002025 Ram 35002025 Ram 45002025 Ram 5500
  Associated Documents

  • DownloadMC-11031238-0001.pdf↗
• March 31, 2026•Document ID: 11031237

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2625000003

  Date Added:

  April 10, 2026

  Manufacturer:

  RAM

  Summary

  Active/Pending Diagnostic Trouble Code (DTC) P24A0, P2482, P2481, P0420, P2470, P2471, P2472, P242D, P242B, P244D, P1484, P106D, P1060 And/or P354B Setting In The Powertrain Control Module (PCM)

  Associated Products (4)

  2026 Ram 25002026 Ram 35002025 Ram 25002025 Ram 3500
  Associated Documents

  • DownloadMC-11031237-0001.pdf↗
• March 31, 2026•Document ID: 11031236

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  S2525000002 REV.B

  Date Added:

  April 10, 2026

  Manufacturer:

  RAM

  Summary

  Diesel Exhaust Fluid (DEF) Gauge Fluctuates Or Is Erratic. Diagnostic Trouble Code (DTC) P203F – Reductant Level Too Low.

  Associated Products (8)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500
  Associated Documents

  • DownloadMC-11031236-0001.pdf↗
• March 31, 2026•Document ID: 11031235

  Service Bulletin/Repair Instructions
  FUEL/PROPULSION SYSTEM; ENGINE

  Mfr Comm. #:

  S2514000002 REV.A

  Date Added:

  April 10, 2026

  Manufacturer:

  RAM

  Summary

  P2540 Diagnostic Trouble Code (DTC) and Longer Than Expected, Extended Crank Time After Fuel Level Run Too Low or After Fuel Filter/System Servicing

  Associated Products (8)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500
  Associated Documents

  • DownloadMC-11031235-0001.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

  Associated Products (26)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Chrysler Pacifica2025 Chrysler Voyager2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer+ 6 more
  Associated Documents

  • DownloadMC-11030437-0001.pdf↗
• March 27, 2026•Document ID: 11030430

  Service Bulletin/Repair Instructions
  POWER TRAIN; ENGINE

  Mfr Comm. #:

  S2609000005

  Date Added:

  April 1, 2026

  Manufacturer:

  RAM

  Summary

  Check Engine Light (CEL) Illuminated Diagnostic Trouble Code (DTC) P0381-00 Wait to Start Lamp Inoperative

  Associated Products (8)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500
  Associated Documents

  • DownloadMC-11030430-0001.pdf↗
• March 24, 2026•Document ID: 11030414

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-134-26

  Date Added:

  April 1, 2026

  Manufacturer:

  JEEP

  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.

  Associated Products (49)

  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Jeep Cherokee2026 Jeep Compass2026 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 Charger+ 29 more
  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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  2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Durango2026 Jeep Cherokee2026 Jeep Compass2026 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 Durango2025 Jeep Compass+ 113 more
  Associated Documents

  • DownloadMC-11030229-0001.pdf↗
• March 20, 2026•Document ID: 11030258

  Service Bulletin/Repair Instructions
  UNKNOWN OR OTHER

  Mfr Comm. #:

  110590

  Date Added:

  March 25, 2026

  Manufacturer:

  RAM

  Summary

  INJECTOR - DIESEL EXHAUST FLUID and CLAMP - EXHAUST

  Associated Products (4)

  2026 Ram 25002026 Ram 35002025 Ram 25002025 Ram 3500
  Associated Documents

  • DownloadMC-11030258-0001.pdf↗
• March 19, 2026•Document ID: 11030266

  Service Bulletin/Repair Instructions
  SEATS; ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2608000015

  Date Added:

  March 25, 2026

  Manufacturer:

  JEEP

  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

  Associated Products (45)

  2026 Dodge Durango2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Dodge Durango2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Ram 15002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500+ 25 more
  Associated Documents

  • DownloadMC-11030266-0001.pdf↗
• March 19, 2026•Document ID: 11030263

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  S2621000002 REV.A

  Date Added:

  March 25, 2026

  Manufacturer:

  RAM

  Summary

  The customer concern is Service Transmission, preventing the engine from shutting off. NOTE: The transmission will be in Park and able to hold the vehicle, but the cluster display would indicate Neutral, preventing the engine from shutting off.

  Associated Products (8)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500
  Associated Documents

  • DownloadMC-11030263-0001.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.

  Associated Products (27)

  2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Ram 15002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 55002024 Jeep Grand Cherokee2024 Jeep Grand Cherokee L+ 7 more
  Associated Documents

  • DownloadMC-11030142-0001.pdf↗
• March 10, 2026•Document ID: 11030129

  Service Bulletin/Repair Instructions
  ENGINE

  Mfr Comm. #:

  18-002-26REVA

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  Technical Service Bulletin (TSB) Flash: Powertrain Control Module (PCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle exhibit/set **one or more of the following Diagnostic Trouble Codes (DTCs)**: ● **P219A - Bank 1 Air-Fuel Ratio Imbalance. ● P219B - Bank 2 Air-fuel Ratio Imbalance.** ● P032F - Combustion Engine Producing Insufficient Torque. Customers may experience one or more of the following: ● **Engine speed surging, unstable, hunting, or oscillating while coasting at low vehicle speeds. ● Stationary Idle Power Take off (PTO) feature is not activating when the user configuration is selected to require parking brake be set (DD/DP Only). ● PTO not auto-resuming after hard-wired remote start (DD/DP Only).** ● Driveline clunk or bump when coasting to a stop **in cruise control mode.** ● Engine idle undershoot or delayed response with power steering input. **In addition, the following software enhancement(s) is available: ● Increase the duration that PTO related messages are displayed on the Instrument Panel Cluster (IPC) (DD/DP Only).** This bulletin involves reprogramming the PCM with the latest available software.

  Associated Products (4)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 5500
  Associated Documents

  • DownloadMC-11030129-0001.pdf↗
• March 9, 2026•Document ID: 11030139

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2523000088 REV.A

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  Summary

  Vehicle Shifter Will Not Shift Out Of Park.

  Associated Products (8)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500
  Associated Documents

  • DownloadMC-11030139-0001.pdf↗
• March 9, 2026•Document ID: 11030138

  Service Bulletin/Repair Instructions
  POWER TRAIN

  Mfr Comm. #:

  S2621000003 REV.A

  Date Added:

  March 18, 2026

  Manufacturer:

  RAM

  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.

  Associated Products (122)

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  Associated Documents

  • DownloadMC-11030138-0001.pdf↗
• March 7, 2026•Document ID: 11029996

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  08-089-26 REV.A

  Date Added:

  March 13, 2026

  Manufacturer:

  RAM

  Summary

  Flash: Heating, Ventilation And Cooling (HVAC) Software Updates Customers may experience the following: SYMPTOM: ● Heated seat and/or heated steering wheel are inoperative. . 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.

  Associated Products (4)

  2026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 5500
  Associated Documents

  • DownloadMC-11029996-0001.pdf↗
• 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)

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  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 5, 2026•Document ID: 11030039

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S2625000001 REV.A

  Date Added:

  March 13, 2026

  Manufacturer:

  RAM

  Summary

  Active/Pending Diagnostic Trouble Code (DTC) P208B And/or P20E8 Setting In The Powertrain Control Module (PCM)

  Associated Products (8)

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  Associated Documents

  • DownloadMC-11030039-0001.pdf↗
• March 4, 2026•Document ID: 11030035

  Service Bulletin/Repair Instructions
  ELECTRICAL SYSTEM

  Mfr Comm. #:

  S1408000384 REV.J

  Date Added:

  March 13, 2026

  Manufacturer:

  RAM

  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

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  Associated Documents

  • DownloadMC-11030035-0001.pdf↗