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Service bulletins for the 2014 Ram 5500

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.

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

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By trouble code

Only bulletins with component: Transmission and driveline are shown. Show all

Bulletins, newest first
68317270A2018-11-26. Service bulletin. POWER TRAIN. 2014 KL 9-Speed service transaxle with 2015 common hardware This 9-speed transaxle must be ordered thru Mopar?s Powertrain Service Center (PSC) for a specific VIN and must be installed in that vehicle or the correct calibration will not load to the Engine Control Module (ECM) and Transmission Control Module (TCM).~ This 9-speed transaxle assembly requires an update to the Engine Control Module AND the Transmission Control Module using WiTech. Failure to complete both updates will result in possible damage and/or incorrect operation of this unit.
68211004A2018-11-26. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. Shifter - Automatic Trans Before this part is replaced for any issue please call John Grzecki on cell (248) 379- 0969. If you do not receive a return call within 15 minutes, proceed with the repair. Please be sure to accurately record any DTCs identified with the scan tool and document them on the repair order.
68090604A2018-11-26. Service bulletin. POWER TRAIN; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE). Power Transfer Unit Prior to replacing the PTU, please review the following .~ Check if the service 4WD light is intermittent by driving under heavy throttle will produce a C1494-92 DTC, if yes, please call FCA axle engineering and do not replace the PTU. Bruce Michel at cell (248) 260-8641, or Jian Zhu at cell (248) 379- 1132. If neither answers with 15 minutes then proceed with the repair. ~ If the service 4WD light lamp is on steady then replace the Power Transfer Unit.
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.)
BJA465972018-06-11. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; POWER TRAIN. Job aid - If you have a suspected TC shudder/vibration, check the Interactive Network for Service Bulletins for the vehicle you are working on. A test-drive snap shot may help you isolate the source of the issue.

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