Ram 5500 Service Bulletins
844 manufacturer communications on file.
- February 9, 2026•Document ID: 11028891Service Bulletin/Repair InstructionsFUEL/PROPULSION SYSTEM
- Mfr Comm. #:
- S2525000002 REV.A
- Date Added:
- February 19, 2026
- Manufacturer:
- RAM
SummaryDiesel Exhaust Fluid (DEF) Gauge Fluctuates Or Is Erratic. Diagnostic Trouble Code (DTC) P203F – Reductant Level Too Low.
Associated Products (8)Associated Documents - February 9, 2026•Document ID: 11028886Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 110081
- Date Added:
- February 19, 2026
- Manufacturer:
- RAM
SummaryMODULE - TRAILER BRAKE & TOWING CONTROL
Associated Products (18)Associated Documents - February 6, 2026•Document ID: 11028785Service Bulletin/Repair InstructionsSERVICE BRAKES; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 110082
- Date Added:
- February 12, 2026
- Manufacturer:
- RAM
SummaryMODULE - TRAILER BRAKE & TOWING CONTROL
Associated Products (18)Associated Documents - February 6, 2026•Document ID: 11028744Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; STRUCTURE:BODY
- Mfr Comm. #:
- S2308000120 REV.F
- Date Added:
- February 12, 2026
- Manufacturer:
- JEEP
SummaryRain Sensing Auto Wipers and Auto on Head Lamps Inoperative. Rain Sensor Internal Failure.
Associated Products (49)2026 Dodge Charger2026 Dodge Durango2026 Jeep Compass2026 Jeep Grand Cherokee2026 Jeep Grand Cherokee L2026 Jeep Grand Wagoneer2026 Jeep Wagoneer S2026 Ram 15002026 Ram 25002026 Ram 35002026 Ram 45002026 Ram 55002025 Dodge Charger2025 Dodge Durango2025 Jeep Compass2025 Jeep Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wagoneer S+ 29 moreAssociated Documents - February 5, 2026•Document ID: 11028763Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; ENGINE
- Mfr Comm. #:
- 18-012-26 REV.A
- Date Added:
- February 12, 2026
- Manufacturer:
- RAM
SummaryFlash: 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): ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. ● P0087-00 - Fuel Rail Pressure Too Low. ● P2540-00 - Low Pressure Fuel System Sensor Circuit Range/Performance. ● P2543-00 - Low Pressure Fuel System Sensor Circuit Intermittent. ● P20EE-00 - SCR Nox Catalyst Efficiency Below Threshold - Bank 1 Catalyst 1. ● P203F-00 - Reductant Level Too Low. ● P2698-00 - Exhaust Aftertreatment Fuel Injector "A" Performance. ● P06B9-00 - Cylinder 1 Glow Plug Circuit Performance. ● P06BA-00 - Cylinder 2 Glow Plug Circuit Performance. ● P06BB-00 - Cylinder 3 Glow Plug Circuit Performance. ● P06BC-00 - Cylinder 4 Glow Plug Circuit Performance. ● P06BD-00 - Cylinder 5 Glow Plug Circuit Performance. ● P06BE-00 - Cylinder 6 Glow Plug Circuit Performance. Customers may also comment on one or more of the following: ● Diesel Exhaust Fluid (DEF) level gauge inaccuracy. ● Poor cold start performance. ● Unable to initiate manual Diesel Particulate Filter (DPF) regen through Electronic Vehicle Information Center (EVIC). ● While using the remote Power Take-Off (PTO) feature, the PTO may not engage or resume operation properly, after disengaging: 1. Engine is running with PTO engaged. 2. Operator is using the equipment, for example a bucket attachment. 3. Operator gets in position, then uses remote start/stop button to turn truck off while they perform a task. 4. The task is completed, then operator is ready to move the bucket so they use remote start/stop to start the engine. 5. The engine starts but PTO does not automatically re-engage so the equipment doesn’t operate. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
Associated Products (2)Associated Documents - February 2, 2026•Document ID: 11028742Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- S2607000002
- Date Added:
- February 12, 2026
- Manufacturer:
- RAM
SummaryHemi Water Pump Coolant Leak Inspection
Associated Products (45)2026 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 Grand Cherokee2025 Jeep Grand Cherokee L2025 Jeep Grand Wagoneer2025 Jeep Wagoneer2025 Jeep Wrangler2025 Ram 15002025 Ram 25002025 Ram 35002025 Ram 45002025 Ram 5500+ 25 moreAssociated Documents - January 31, 2026•Document ID: 11028239Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 18-012-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryNOte: Revision is being created to correct the Models affected. Flash: Powertrain Control Module (PCM) 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): ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. ● P0087-00 - Fuel Rail Pressure Too Low. ● P2540-00 - Low Pressure Fuel System Sensor Circuit Range/Performance. ● P2543-00 - Low Pressure Fuel System Sensor Circuit Intermittent. ● P20EE-00 - SCR Nox Catalyst Efficiency Below Threshold - Bank 1 Catalyst 1. ● P203F-00 - Reductant Level Too Low. ● P2698-00 - Exhaust Aftertreatment Fuel Injector "A" Performance. ● P06B9-00 - Cylinder 1 Glow Plug Circuit Performance. ● P06BA-00 - Cylinder 2 Glow Plug Circuit Performance. ● P06BB-00 - Cylinder 3 Glow Plug Circuit Performance. ● P06BC-00 - Cylinder 4 Glow Plug Circuit Performance. ● P06BD-00 - Cylinder 5 Glow Plug Circuit Performance. ● P06BE-00 - Cylinder 6 Glow Plug Circuit Performance. Customers may also comment on one or more of the following: ● Diesel Exhaust Fluid (DEF) level gauge inaccuracy. ● Poor cold start performance. ● Unable to initiate manual Diesel Particulate Filter (DPF) regen through Electronic Vehicle Information Center (EVIC). ● While using the remote Power Take-Off (PTO) feature, the PTO may not engage or resume operation properly, after disengaging: 1. Engine is running with PTO engaged. 2. Operator is using the equipment, for example a bucket attachment. 3. Operator gets in position, then uses remote start/stop button to turn truck off while they perform a task. 4. The task is completed, then operator is ready to move the bucket so they use remote start/stop to start the engine. 5. The engine starts, but PTO does not automatically re-engage so their equipment doesn’t operate. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
Associated Products (2)Associated Documents - January 31, 2026•Document ID: 11028237Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 18-010-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Powertrain Control Module (PCM) Updates V2C 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): ● P06B9-00 - Cylinder 1 Glow Plug Circuit Performance. ● P06BA-00 - Cylinder 2 Glow Plug Circuit Performance. ● P06BB-00 - Cylinder 3 Glow Plug Circuit Performance. ● P06BC-00 - Cylinder 4 Glow Plug Circuit Performance. ● P06BD-00 - Cylinder 5 Glow Plug Circuit Performance. ● P06BE-00 - Cylinder 6 Glow Plug Circuit Performance. ● P0263-00 - Cylinder 1 Contribution/balance. ● P0266-00 - Cylinder 2 Contribution-balance. ● P0269-00 - Cylinder 3 Contribution/balance. ● P0272-00 - Cylinder 4 Contribution/balance. ● P0275-00 - Cylinder 5 Contribution/balance. ● P0278-00 - Cylinder 6 Contribution/balance. ● P026B-00 - Injection Timing Performance. ● P020A-00 - Cylinder 1 Injection Timing. ● P020B-00 - Cylinder 2 Injection Timing. ● P020C-00 - Cylinder 3 Injection Timing. ● P020D-00 - Cylinder 4 Injection Timing. ● P020E-00 - Cylinder 5 Injection Timing. ● P020F-00 - Cylinder 6 Injection Timing. ● P0072-00 - Ambient Air Temperature Sensor Circuit "A" Low. ● P0087-00 - Fuel Rail Pressure Too Low. ● P2540-00 - Low Pressure Fuel System Sensor Circuit Range/Performance. ● P2543-00 - Low Pressure Fuel System Sensor Circuit Intermittent. ● P20EE-00 - SCR NOX Catalyst Efficiency Below Threshold - Bank 1 Catalyst 1. ● P203F-00 - Reductant Level Too Low. ● P2698-00 - Exhaust Aftertreatment Fuel Injector "A" Performance. ● P1C54-00 - SCR NOX Catalyst Missing. ● P056E-00 - Cold Start Turbocharger/Supercharger Boost Control "A" Performance. ● P242F-00 - Diesel Particulate Filter Restriction - Ash Accumulation. ● P1451-00 - Diesel Particulate Filter System Performance. M18 FSAR-TSB-6454 -2- ● P0234-00 - Turbocharger Overboost Condition. ● P20E8-00 - Reductant Pressure Too Low. ● P208B-00 - Reductant Pump 1 Control Performance. Customers may also comment on one or more of
Associated Products (2)Associated Documents - January 31, 2026•Document ID: 11028227Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-033-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Body Control Module (BCM) Updates Customers may comment on the following: ● The AUX switches Fig. 1 do not remember (hold) the last position the switches were in after the ignition is cycled. ● Vehicles equipped with booms may experience operators stuck in booms as the vehicle has shut off during operations, leaving the boom operator with no way to restart the vehicle. This bulletin involves inspecting and reprogramming the BCM with the latest available software. M08 FSAR-TSB-6916 -2-
Associated Products (4)Associated Documents - January 31, 2026•Document ID: 11028226Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-032-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Body Control Module (BCM) Updates Customers may comment on one or more of the following: ● The AUX switches Fig. 1 do not remember (hold) the last position the switches were in after the ignition is cycled. ● Vehicles equipped with booms may experience operators stuck in booms as the vehicle has shut off during operations, leaving the boom operator with no way to restart the vehicle. This bulletin involves inspecting and possibly reprogramming the BCM with the latest available software. M08 FSAR-TSB-6903 -2-
Associated Products (4)Associated Documents - January 31, 2026•Document ID: 11028217Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-017-26 REV.A
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Radio Frequency Hub Module (RFHM) Updates Technician may find the vehicle has set at least one of the following Diagnostic Trouble Codes (DTCs): ● B1A08-00 - RKE Fob 1 Performance. ● B1A09-00 - RKE Fob 2 Performance. Customers may also comment on one or more of the following: ● Lock / unlock from keyfob inoperable. ● Passive entry inoperable. This bulletin involves reprogramming of the RFHM with the latest available software.
Associated Products (4)Associated Documents - January 28, 2026•Document ID: 11028258Service CampaignSTRUCTURE:BODY; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 76C Combo
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryCustomer Satisfaction Notification 76C – Camera Kit - Dealer Notification
Associated Products (4)Associated Documents - January 28, 2026•Document ID: 11028220Service Bulletin/Repair InstructionsSERVICE BRAKES; ELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-021-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set at least one of the following Diagnostic Trouble Codes (DTCs): ● C2203-00 - Current VIN Missing/Mismatch. ● C008E-00 - ECU Internal Performance with Environmental Data Decode Byte: APP_FATAL_ERROR_APP_CONFIGURATION_ERROR_FAULT. Customers may also comment on one or more of the following: ● The Instrument Panel Cluster (IPC) is displaying one or more of the following messages: ○ "ACC/FCW Unavailable Service Required". ○ "ACC/FCW Limited Functionality". ○ "Active Lane Management Limited Functionality." ○ "Active Lane Management Unavailable Service Required". ○ "Automatic Emergency Braking (AEB) Limited Service Required". ○ "AEB Unavailable Service Required". ○ "Blindspot Detection Unavailable Service Required" ○ "Blindspot Detection Limited Functionality" ● Customer states that the ADAS features are disabled. This bulletin involves reprogramming of the CADM with the latest available software and possibly performing a Forward Facing Camera (FFC) Dynamic Service Alignment / Calibration procedure. J08 FSAR-TSB-6774 -2-
Associated Products (4)Associated Documents - January 28, 2026•Document ID: 11028219Service Bulletin/Repair InstructionsELECTRICAL SYSTEM; SERVICE BRAKES
- Mfr Comm. #:
- 08-020-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Central ADAS Decision Module (CADM) Updates Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set at least one of the following Diagnostic Trouble Codes (DTCs): ● C2203-00 - Current VIN Missing/Mismatch. ● C008E-00 - ECU Internal Performance with Environmental Data Decode Byte: APP_FATAL_ERROR_APP_CONFIGURATION_ERROR_FAULT. Customers may also comment on one or more of the following: ● The Instrument Panel Cluster (IPC) is displaying one or more of the following messages: ○ "ACC/FCW Unavailable Service Required". ○ "ACC/FCW Limited Functionality". ○ "Active Lane Management Limited Functionality." ○ "Active Lane Management Unavailable Service Required". ○ "Automatic Emergency Braking (AEB) Limited Service Required". ○ "AEB Unavailable Service Required". ○ "Blindspot Detection Unavailable Service Required" ○ "Blindspot Detection Limited Functionality" ● Customer states that the ADAS features are disabled. This bulletin involves reprogramming of the CADM with the latest available software and possibly performing a Forward Facing Camera (FFC) Dynamic Service Alignment / Calibration procedure. J08 FSAR-TSB-6773 -2-
Associated Products (4)Associated Documents - January 27, 2026•Document ID: 11028243Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-013-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Transmission Control Module (TCM) Updates Customers may also experience one or more of the following: ● Customer is unable to switch the ignition to OFF when in Park gear. ● After shifting into Park, the Instrument Panel Cluster (IPC) will display that the transmission is in Neutral. NOTE: The transmission will actually be in Park and able to hold the vehicle, but the cluster display would indicate Neutral, preventing the engine from shutting off. This bulletin involves inspecting and possibly reprogramming the TCM with the latest available software.
Associated Products (2)Associated Documents - January 27, 2026•Document ID: 11028242Service Bulletin/Repair InstructionsPOWER TRAIN
- Mfr Comm. #:
- 21-012-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Transmission Control Module (TCM) Updates Customers may also experience one or more of the following: ● Customer is unable to switch the ignition to OFF when in Park gear. ● After shifting into Park, the Instrument Panel Cluster (IPC) will display that the transmission is in Neutral. NOTE: The transmission will actually be in Park and able to hold the vehicle, but the cluster display would indicate Neutral, preventing the engine from shutting off. This bulletin involves inspecting and possibly reprogramming the TCM with the latest available software.
Associated Products (2)Associated Documents - January 27, 2026•Document ID: 11028231Service Bulletin/Repair InstructionsENGINE
- Mfr Comm. #:
- 18-004-26
- Date Added:
- February 4, 2026
- Manufacturer:
- RAM
SummaryFlash: Powertrain Control Module (PCM) 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): ● P1404 - EGR Close Position Performance. Customers may also comment on one or more of the following: ● Engine tugging. ● Unstable idle. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.
Associated Products (4)Associated Documents - January 23, 2026•Document ID: 11027849Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-018-26
- Date Added:
- January 28, 2026
- Manufacturer:
- RAM
SummaryFlash: Radio Frequency Hub Module (RFHM) Updates Technician may find the vehicle has set at least one of the following Diagnostic Trouble Codes (DTCs): ● B1A08-00 - RKE Fob 1 Performance. ● B1A09-00 - RKE Fob 2 Performance. Customers may also comment on one or more of the following: ● Lock / unlock from keyfob inoperable. ● Passive entry inoperable. This bulletin involves reprogramming of the RFHM with the latest available software.
Associated Products (4)Associated Documents - January 23, 2026•Document ID: 11027848Service Bulletin/Repair InstructionsELECTRICAL SYSTEM
- Mfr Comm. #:
- 08-017-25
- Date Added:
- January 28, 2026
- Manufacturer:
- RAM
SummaryFlash: Radio Frequency Hub Module (RFHM) Updates Technician may find the vehicle has set at least one of the following Diagnostic Trouble Codes (DTCs): ● B1A08-00 - RKE Fob 1 Performance. ● B1A09-00 - RKE Fob 2 Performance. Customers may also comment on one or more of the following: ● Lock / unlock from keyfob inoperable. ● Passive entry inoperable. This bulletin involves reprogramming of the RFHM with the latest available software.
Associated Products (4)Associated Documents - January 23, 2026•Document ID: 11027839Service Bulletin/Repair InstructionsUNKNOWN OR OTHER
- Mfr Comm. #:
- S2609000001
- Date Added:
- January 28, 2026
- Manufacturer:
- RAM
SummaryDiagnostic Trouble Code (DTC) P2482-00 Exhaust Gas Temperature Sensor Circuit High – Bank 1 Sensor 5
Associated Products (6)Associated Documents