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Service bulletins for the 2014 Ram 3500

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

573 on file from NHTSA, as of 2026-10-19.

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Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
04861963A2018-11-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; EQUIPMENT. Evaporative System Integrity Monitor switch (ESIM) Prior to replacing this component on a 2015 Dodge Journey (JC), please call Bob Bruni at cell (248) 736-8958. If a response is not received within 15 minutes, then continue with the necessary repair.
25-001-15 REV-A2018-11-26. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL. Diesel Exhaust Fluid (DEF) Level Sensor Manufacturing Defect This bulletin involves replacing the DEF pump module. A manufacturing defect in the level sensor may have occurred, if the level sensor was built within the time frame listed above. There may be a Malfunction Indicator Lamp (MIL) illuminated. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs). ? P203B - Reductant Level Sensor Circuit Performance. ? P203C - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit Low. ? P203D - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit High.
25-001-152018-11-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Diesel Exhaust Fluid (DEF) Level Gauge Inaccurate Or Stuck This bulletin involves verifying the correct DEF level in the tank and if necessary, replacing the DEF pump module. A small number of customers may comment that their DEF level gauge is stuck for long periods of time or is erratic. The customer may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs). ? P203B - Reductant Level Sensor Circuit Performance ? P203C - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit Low. ? P203D - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit High.
21-013-152018-09-24. Service bulletin. ENGINE; POWER TRAIN:AUTOMATIC TRANSMISSION; POWER TRAIN. Flash: AS69RC/AS66RC Transmission Shift And Diagnostic Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. A small number of customers may experience one or more of the following conditions. Vehicles equipped with an AS69RC automatic transmission (sales code DF2) ? Less than desired towing performance while using cruise control. ? Harsh engagement while shifting from neutral to drive, neutral to reverse, or park to reverse with vehicle still in motion (rolling garage shift). ? Transmission Oil Temperature light illumination during high engine and tow loads. ? Engine flare during 2-1 tip in downshift. ? Less than desired shift quality during 6-5, 5-4 coasting downshifts. ? Delayed downshifts in Tow/Haul mode while driving down grades. ? Less than desired transmission shift performance when transitioning from low traction surface to high traction surfaces. (i.e. ice covered road to clear pavement). ? Harsh 2-1 downshift. ? Less than desired shift points during light pedal and Wide Open Throttle (WOT) operation or while in Tow/Haul and engine brake modes. ? Delayed engagement when shifting from neutral to drive, neutral to reverse, or park to reverse (garage shifts). ? Audible squawk noise on 4-3 downshift. ? Poor vehicle acceleration in first gear with vehicle fully loaded. ? Malfunction Indicator Lamp (MIL) illumination with no defect found for Diagnostic Trouble Code (DTC) P253D - PTO Sense Circuit High. AS66RC automatic transmission (sales code DF3) ? Transmission Oil Temperature light illumination during high engine and tow loads. ? Less than desired towing performance while using cruise control. ? Harsh engagement while shifting from neutral to drive, neutral to reverse, or park to reverse with vehicle still in motion (rolling garage shift) ? Engine flare during 2-1 tip in downshift. ? Less than desired shift quality during 6-5, 5-4 coasting downshifts.
09-004-162018-06-18. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Cummins Service Engine Replacement This bulletin involves replacing the engine assembly. Remanufactured long block or short block was installed during a prior repair. A new replacement engine will be installed.
18-054-162018-06-18. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV); ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. Flash: 6.7L Diagnostic And System Improvements This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) Illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: · **P218F - Reductant No Flow Detected. · P242F - Diesel Particulate Filter Restriction - Ash Accumulation. · P2281 - Air Leak Between MAF And Throttle Body.** · P205E - (Diesel Exhaust Fluid) Reductant Tank Temperature Sensor Circuit Intermittent (setting when the block heater is plugged in). · U110E - Lost Ambient Temperature Message. · P20E8 - (Diesel Exhaust Fluid) Reductant Pressure Too Low. · P1477 - Intake Air Diverter Valve Position Sensor Circuit Shorted To Ground. · U3017 - Control Module Timer/Clock Performance. · P0087 - Fuel Rail Pressure Too Low. · P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1. · P0128 - Thermostat Rationality. In cold ambient temperatures. · P214D - SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration. · P24A5 - Exhaust Gas Recirculation (EGR) Cooler Bypass Bank 1 Control Stuck. · P040B - Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Performance. · U1421 - Implausible Ignition Key Off Time Received. · P0420 - Catalyst Efficiency Below Threshold. · P026B - Injection Timing Performance. · P04DB - Crankcase Ventilation System Disconnected. · P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. · P202E - Diesel Exhaust Fluid (DEF) Reductant Injector Performance. · P20EE - SCR NOx Catalyst Efficiency Below Threshold - Bank 1. · P2002 - Diesel Particulate Filter Efficiency Below Threshold. · P0604 - Internal Control Module RAM. · P1451 - Diesel Particulate Filter System Performance.
18-038-142018-06-18. Service bulletin. ENGINE. Engine Shutdown Timer Feature Function Improvement This bulletin involves setting the Engine Auto Shutdown Time Limit in the EVIC.
18-034-14 REV. A2018-06-18. Service bulletin. ENGINE. P0520- Engine Oil Pressure Sensor Circuit This bulletin involves replacing the oil pressure sensor with a revised part. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that the following Diagnostic Trouble Code (DTC) has been set: P0520 - Engine Oil Pressure Sensor Circuit
18-028-162018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Flash: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM) with new software.
228422018-06-11. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. 05187880AC - Inspect and Return: Relay Assy - Heater Intake Air You have been identified as either having stock, or have stock in transit to your dealership. Please return suspect stock of part number 05187880AC. See attachments for identifying suspect stock. Please return suspect parts back to your facing depot using Return Code 02, before 31st August, 2016.
206102018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. P/N 04573460 - Inspect &Return: Rocker Assy - Intake Valve RT You have been identified as either having stock, or have stock in transit to your dealership. Please return part number 04573460 which have a packaging date of 2016-06-13. Reference attached picture for reference. Please return suspect parts back to your facing depot using Return Code 02, before 29 August, 2016.
18-038-162018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 This bulletin involves verifying the proper operation of the Diesel Exhaust Fluid (DEF) system and, if necessary, replacing the Selective Catalyst Reduction (SCR) Catalyst assembly. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find Diagnostic Trouble Code (DTC) P20EE SCR NOX Catalyst Efficiency Below Threshold Bank 1 set in the Powertrain Control Module (PCM) memory.
170062018-06-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CATALYTIC CONVERTOR. 68085119AE,Inspect and Return: Exhaust Pipe Assy - Frt W/Catalytic Converter You have been identified as either having stock, or have stock in transit to your dealership. Please return suspect stock of part number 68085119AE. See attachments for identifying suspect stock. Please return suspect parts back to your facing depot using Return Code 02, before 30 June, 2016. Return any open orders in process too. Direct all questions via email to mopardmail@fcagroup.com.
168872018-06-11. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. Return: ALTERNATOR - ENGINE You have been identified as either having stock, or have stock in transit to your dealership. Please return all stock of following part numbers: R4801313AC replacement part number are 04801313AD respectively which are in stock and available. Please return suspect parts back to your facing depot using Return Code 02, before 8 July, 2016. Return any open orders in process too. Direct all questions via email to mopardmail@fcagroup.com
25-001-172018-06-11. Service bulletin. FUEL SYSTEM, DIESEL; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. Diesel Exhaust Fluid This bulletin provides information regarding the Diesel Exhaust Fluid (DEF) vehicle delivery fill guidelines.
307312018-06-11. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING. 04627694AA Purge Control - Valve You have been identified as either having stock, or have stock in transit to your dealership. Suspect stock of part number: 04627694AA must be returned. See attached for identifying suspect stock. Please return suspect parts back to your facing depot using Return Code 02, before 17 April, 2017.
90036942018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Oil Pump Assembly If error code P06DD present on any Pentastar V6 application, please inspect oil pump for relief valve failure. See photo attached. If valve is found out of place please call Bob Jackson (248) 944-0466 bob.jackson@fcagroup.com, or Joe Lovell (734) 309-6467 joe.lovell@fcagroup.com before proceeding. If unable to reach after 15 minutes record the following information and proceed with oil pump replacement and hold part for return to FCA via Fastrack system
90036932018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Gasket, Rocker Cover If you are replacing this gasket for an oil leak, please call Steve Alvarado @ (866) 799-1695 ext: 4720271 to arrange for Fastrac shipper
68105583A2018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Pentastar Oil Filter Adapter: Before replacing this part, please call any one of the following people. Engineering is seeking information regarding this part.~ Dye must be used to determine where the leak is coming from before replacing. Also please check the recently updated Service Bulletin Number 09-008-15. ~ First: Nick Morand Cell (248) 410-8078 - Nick.morand@fcagroup.com Second: Bob Jackson Cell (248) 944-0466 - bob.jackson@fcagroup.com Third: Joe Lovell Cell (734 309-6467 - joe.lovell@fcagroup.com If a response is not received within 15 mins, then proceed with the necessary repair.~
18-002-14 REV. C2018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Flash: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM/PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo Diesel.Prevent Or Reduce Malfunction Indicator Lamp (MIL) Illumination When No Defect is Present For The Following Diagnostic Trouble Codes (DTCs). These Faults Have Been Changed From A One Trip Fault To A Two Trip Fault: P0201 - P0206 - Fuel Injector X Circuit/Open Fault Codes. U110E - Lost Ambient Temperature Message. P049D - EGR Control Position Exceeding Learning Limit.Improvements To Prevent Or Reduce Malfunction Indicator Lamp (MIL) Illumination When No Defect Is Present For: U3017 - Control Module Timer/Clock Performance. P0087 - Fuel Rail Pressure Too Low. P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1. P2281 - Air Leak Between MAF And Throttle Body. P0128 - Thermostat Rationality. In low ambient temperatures. U1421 - Implausible Ignition Key Off Time Received. P202E - Diesel Exhaust Fluid (DEF) Reductant Injector Performance. P20EE - SCR NOX Catalyst Efficiency Below Threshold - Bank 1. P2002 - Diesel Particulate Filter Efficiency Below Threshold. P0604 - Internal control Module RAM Error. This DTC may be caused by enabling the remote throttle feature via the EVIC, and it will be accompanied by a ?service electronic throttle control? message in the EVIC.Other Updates: Urea system calibration changes. Fuel Filter Minder Calibration Changes. Cruise control system improvements. Improvements in exhaust brake switch operation. Charging system improvements for dual alternator applications. Various wiTECH data and system test additions and improvements. OBD Template changes for P2453. Dual Fuel Tank component update. Inducement Timer Reset (Feature enable in wiTech). PTO Denied Status Message Update. PTO Horn Request sent to Body Control Unit (BCU.)
11-004-142018-06-11. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. Chirp Type Noise Emitted From Exhaust This bulletin involves replacement of the muffler to correct a chirp type noise that is emitted from the exhaust when the engine enters MDS mode. Vehicle operators may experience the following condition: Chirp Type Noise Emitted From Exhaust when entering MDS mode
18-002-14 REV. B2018-06-11. Service bulletin. POWER TRAIN; ENGINE AND ENGINE COOLING. Flash: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM/PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo Diesel.Software To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL) Illumination For The Following Diagnostic Trouble Codes (DTCs). These DTCs Are Currently Tripped As A One Trip Fault And Should Have Been A Two Trip Fault: P0201-P0206-Fuel Injector X Circuit/Open Fault Codes. U110E - Lost Ambient Temperature Message. P049D - EGR Control Position Exceeding Learning Limit.Improvements To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (Mil) Illumination For: P0087 - Fuel Rail Pressure Too Low P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1 P2281 - Air Leak Between MAF And Throttle Body P0128 - Thermostat Rationality. In low ambient temperatures U3017 - Control Module Timer/Clock Performance U1421 - Implausible Ignition Key Off Time Received P202E - Diesel Exhaust Fluid (DEF) Reductant Injector Performance P20EE - SCR NOX Catalyst Efficiency Below Threshold - Bank 1 P2002 - Diesel Particulate Filter Efficiency Below Threshold P0604 - Internal control Module RAM Error. This DTC may be caused by enabling the remote throttle feature via the EVIC, and it will be accompanied by a service electronic throttle control message in the EVIC.Other Updates: Urea system calibration changes Fuel Filter Minder Calibration Changes Cruise control system improvements Improvements in exhaust brake switch operation Charging system improvements for dual alternator applications Various wiTECH data and system test additions and improvements OBD Template changes for P2453 Dual Fuel Tank component update Inducement Timer Reset (Feature enable in wiTech) PTO Denied Status Message Update PTO Horn Request sent to Body Control Unit (BCU.)
18-053-142018-06-11. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. Flash: 6.7L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo diesel. They are as follows: Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL) Illumination For The Following DTCs. These Faults Have Been Changed From One Trip Faults To Two Trip Faults: ? P0201 - P0206 - Fuel Injector X Circuit Open Fault Codes. ? U110E - Lost Ambient Temperature Message. ? P049D - EGR Control Position Exceeding Learning Limit. ? P226C - Turgocharger Boost Control ?A? Slow Response. The Following DTC Has Been Changed From A Two Trip Fault To One Trip Fault: ? U1A24 - Lost Communication With Ammonia Sensor. Improvements To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL) Illumination For: ? P0087 - Fuel Rail Pressure Too Low. ? P2281 - Air Leak Between MAF And Throttle Body. ? P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1. ? P0128 - Thermostat Rationality. In cold ambient temperatures. ? P214D - SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration. ? P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. ? P040B - Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Performance. ? U3017 - Control Module Timer/Clock Performance. ? U1421 - Implausible Ignition Key Off Time Received. ? P0420 - Catalyst Efficiency Below Threshold. ? P026B - Injection Timing Performance. ? P04DB - Crankcase Ventilation System Disconnected. ? P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. ? P20EE - SCR NOx Catalyst Efficiency Below Threshold - Bank 1. ? P2002 - Diesel Particulate Filter Efficiency Below Threshold. ? P0604 - Internal Control Module RAM. ? P1451 - Diesel Particulate Filter System Performance. Other Updates Included: ? Fuel Filter Minder Calibration Changes ? Cruise control
25-005-142018-06-11. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, DIESEL. Diesel Exhaust Fluid This bulletin provides information regarding the Diesel Exhaust Fluid (DEF) vehicle delivery fill guidelines.
90017622018-06-11. Service bulletin. ENGINE AND ENGINE COOLING. Part Description: Thermostat, Engine Issue Description: Important! There has been an application change to the Cummins turbo diesel thermostat. When replacing a thermostat confirm the correct replacement is choosen.~ 2010, 2011, and 2012 RAM Trucks 2500/3500/4500/5500 engine coolant operating temperature has been increased to 200 degrees requiring thermostat 68067109AA.~ 2009, 2013, and 2014 RAM Trucks 2500/3500/4500/5500 engine coolant operating temperature is 190 degrees requiring thermostat 68005464AA.~ These thermostats are not interchangeable and doing so will result in reduced engine performance.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.