Ram 2500 Service Bulletins
1,139 manufacturer communications on file.
- November 13, 2025•Document ID: 11025722Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 108461
- Date Added:
- November 26, 2025
- Manufacturer:
- CHRYSLER
SummaryDETECTOR - EVAPORATIVE SYSTEM INTEGRITY MODULE
Associated Products (59)2026 Chrysler Pacifica2026 Chrysler Voyager2026 Dodge Charger2026 Jeep Cherokee2026 Jeep Compass2026 Jeep Gladiator2026 Jeep Grand Wagoneer2026 Jeep Renegade2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Chrysler Pacifica2025 Chrysler Voyager2025 Dodge Charger2025 Jeep Compass2025 Jeep Gladiator2025 Jeep Grand Wagoneer+ 39 moreAssociated Documents - November 11, 2025•Document ID: 11025639Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- S2508000099
- Date Added:
- November 19, 2025
- Manufacturer:
- RAM
SummaryTrailer Light Check Appears on Vehicles Not Equipped With the Option
Associated Products (8)Associated Documents - November 10, 2025•Document ID: 11025637Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 9100727
- Date Added:
- November 19, 2025
- Manufacturer:
- RAM
SummaryWhen installing the new replacement pipe, do not remove or replace the O-ring that comes pre-installed on the new part. This O-ring is factory-fitted and must remain in place to ensure proper sealing and prevent leaks or fitment issues.
Associated Products (2)Associated Documents - November 8, 2025•Document ID: 11025504Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-046-25
- Date Added:
- November 13, 2025
- Manufacturer:
- RAM
SummaryFlash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0827-00 - Up and Down Shift Switch Circuit Low. ● P0826-00 - Up and Down Shift Switch Circuit. ● P085F-00 - Up and Down Shift Switch Circuit Range/Performance. The customer may describe one or more of the following: ● Vehicle stuck in default gear, and possibly stranded for many minutes. ● Rough or bumpy 2-3 power on upshifts and/or 3-2 coast down shifts. ● Vehicle enters into limp home mode. In addition, the following software enhancement is available: ● Decreased sensitivity to DTCs P1D8A and P1D8 This bulletin involves reprogramming the TCM with the latest available software.
Associated Products (1)Associated Documents - November 7, 2025•Document ID: 11025513Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- S2503000004
- Date Added:
- November 13, 2025
- Manufacturer:
- RAM
SummaryFront Axle Disconnect (FAD) Electrical Connector Design Change On Replacement Axle Assemblies.
Associated Products (8)Associated Documents - November 6, 2025•Document ID: 11025512Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- S2508000100
- Date Added:
- November 13, 2025
- Manufacturer:
- RAM
SummaryIntermittent Uconnect Box Requires Service Message. TBM Setting Stored Or Pending DTCs B22A9, B1560, B1561, B1562
Associated Products (58)2026 Jeep Gladiator2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wrangler2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Dodge Durango2025 Jeep Gladiator2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002025 Ram 25002025 Ram 3500+ 38 moreAssociated Documents - November 6, 2025•Document ID: 11025507Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 108409
- Date Added:
- November 13, 2025
- Manufacturer:
- RAM
SummaryCORE - HEATER
Associated Products (30)Associated Documents - November 6, 2025•Document ID: 11025506Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- 108410
- Date Added:
- November 13, 2025
- Manufacturer:
- RAM
SummaryCORE - HEATER
Associated Products (30)Associated Documents - November 6, 2025•Document ID: 11025498Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-012-25 REV. E
- Date Added:
- November 13, 2025
- Manufacturer:
- RAM
SummaryNot applicable to vehicles built for US market. Rear Selective Thrust Washer Failure Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0218-00 - Transmission High Temperature Operation Activated. ● P0716-00 - Input Speed Sensor 1 Circuit Performance. ● P0729-00 - Gear 6 Shift Incorrect Ratio. ● P0731-00 - Gear 1 Shift Incorrect Ratio. ● P0732-00 - Gear 2 Shift Incorrect Ratio. ● P0733-00 - Gear 3 Shift Incorrect Ratio. ● P0734-00 - Gear 4 Shift Incorrect Ratio. ● P0735-00 - Gear 5 Shift Incorrect Ratio. ● P0841-00 - Transmission Fluid Pressure Sensor/Switch 1 Circuit Performance. ● P0868-00 - Transmission Fluid Pressure Low. ● P0871-00 - Transmission Fluid Pressure Sensor/Switch "C" Circuit Range/Performance. ● P0876-00 - Transmission Fluid Pressure Sensor/Switch "D" Circuit Range/Performance. ● P0944-00 - Loss Of Hydraulic Pump Prime. Customers may also comment on one or more of the following: ● Hard shifting into gear. ● Vehicle enters into limp home mode This bulletin involves checking for DTCs and possibly replacing the transmission.
Associated Products (2)Associated Documents - November 1, 2025•Document ID: 11025035Service Bulletin/Repair InstructionsSERVICE BRAKES
- Mfr Comm. #:
- S2508000098
- Date Added:
- November 5, 2025
- Manufacturer:
- RAM
SummaryAuto Emergency Braking Unavailable/Service Required Message on Cluster
Associated Products (8)Associated Documents - October 29, 2025•Document ID: 11025040Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 9100678
- Date Added:
- November 5, 2025
- Manufacturer:
- RAM
Summary1. General Parts Update The recommended air filter for 2019 Model Year (MY) and newer 6.7L Cummins equipped vehicles has been updated. New Part: 68645327AA (Non-Oiled Air Filter) Replaces: 53034051AA (Oiled Air Filter) - This part is superseded and should no longer be installed. The air filter for all other applications remains unchanged: Continue to use 68517554AA for: All 2018 MY and older 6.7L Cummins equipped vehicles. All 2019 MY and newer vehicles with non-6.7L engines. 2. Special Service Procedure for DTC P0299 Application: 2019-2024 MY HD Trucks with 6.7L Diesel (ETM/ETN) Condition: If DTC P0299 is active and the vehicle is equipped with the previous oiled air filter (PN# 53034051AA). Procedure: Replace the oiled air filter (53034051AA) with the new non-oiled filter (68645327AA). Service Catalog reflects these updated usages.
Associated Products (16)Associated Documents - October 24, 2025•Document ID: 11024577Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- S2516000001
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummaryDriveline Vibration. Prop Shaft Diagnostic Information.
Associated Products (24)Associated Documents - October 24, 2025•Document ID: 11024553Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- 08-350-25
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummaryAir Handling Performance Test (APT) Availability In wiTECH Technicians may experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle may exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0234-00 - Turbocharger Overboost Condition. ● P0299-00 - Turbocharger Underboost. ● P0101-00 - Mass Air Flow Sensor "A" Circuit Performance. ● P2463-00 - Diesel Particulate Filter Restriction - Soot Accumulation Bank 1. ● P24A4-00 - Particulate Filter Restriction - Soot Accumulation Too High. ● P2262-00 - Turbocharger Boost Pressure Not Detected - Mechanical. ● P0471-00 - Exhaust Pressure Sensor 1 Performance. ● P1451-00 - Diesel Particulate Filter System Performance. ● P2457-00 - Exhaust Gas Recirculation Cooling System Performance. ● P2263-00 - Turbo Boost System Performance. ● P2459-00 - Diesel Particulate Filter Regeneration Too Frequent. ● P24A2-00 - Diesel Particulate Filter Regeneration Incomplete - Bank 1. ● P0401-00 - EGR System Performance. ● P0402-00 - EGR Flow Excessive Detected
Associated Products (4)Associated Documents - October 22, 2025•Document ID: 11024559Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 09-029-25
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummaryCummins Valvetrain Noise Diagnostics Customers may comment on one or more of the following: ● Ticking noise. ● Clicking noise. ● Engine noise.
Associated Products (24)Associated Documents - October 18, 2025•Document ID: 11024619Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- S2508000080
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummaryRemote Keyless Entry (RKE) Not Functional With One of the Paired Keyfobs, Passive Entry/ Keyless Go functions Would be Operational
Associated Products (10)Associated Documents - October 18, 2025•Document ID: 11024600Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-027-25 REV. B
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummaryFlash: Transmission Control Module (TCM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0827-00 - Up and Down Shift Switch Circuit Low. ● P0826-00 - Up and Down Shift Switch Circuit. ● P085F-00 - Up and Down Shift Switch Circuit Range/Performance. ● P1DCD-00 - TCM Monitoring Processor Performance Multiple Clutches Locked Up. Customers may also experience one or more of the following: ● Vehicle stuck in default gear, and possibly stranded for many minutes. ● Rough or bumpy 2-3 power on upshifts and/or 3-2 coast down shifts. ● Vehicle enters into limp home mode. Other software improvements: ● Decreased sensitivity to DTCs P1D8A and P1D8B This bulletin involves inspecting and possibly reprogramming the TCM with the latest available software.
Associated Products (1)Associated Documents - October 18, 2025•Document ID: 11024598Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-329-25 REV. A
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummarySecurity Gateway Module (SGW) Software Update Customers may experience one or more of the following: ● SGW module is not responding to diagnostics and showing offline. ● If message for FOTA apprears, then a manual flash is required for SGW update. ● Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL).
Associated Products (1)Associated Documents - October 18, 2025•Document ID: 11024597Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-328-25 REV. A
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummarySecurity Gateway Module (SGW) Software Update Customers may experience one or more of the following: ● SGW module is not responding to diagnostics and showing offline. ● If message for FOTA apprears, then a manual flash is required for SGW update. ● Diagnostic Trouble Code (DTC) U3033 - 00 Control module security certificate Missing/Invalid is active or stored and cannot clear. This DTC will not turn on the Malfunction Indicator Light (MIL).
Associated Products (1)Associated Documents - October 17, 2025•Document ID: 11024615Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- S2523000085
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
SummaryLED Fog Lamp Inoperative.
Associated Products (4)Associated Documents - October 17, 2025•Document ID: 11024610Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 9100701
- Date Added:
- October 29, 2025
- Manufacturer:
- RAM
Summary1. SGW DTC - U3033-00 and/or U3033-01 Active or store and cannot clear. If the security gateway module has set the security module certificate missing or invalid DTC (U3033-00 or U3033-01), it is being set erroneously. This DTC does not have any customer related symptoms affecting a vehicles operation. No service repairs and or parts replacements should be attempted for this specific DTC, the DTC will always appear as active. SOL released for this DTC : S2508000014 2. SGW not responding to diagnostic and showing offline in CDA/witech. TSB release to address above concern. 08-322-25, 08-323-25, 08-324-25, 08-325-25, 08-326-25, 08-327-25, 08-328-25, 08-329-25
Associated Products (8)Associated Documents