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Service bulletins for the 2013 Ram 4500

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.

417 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
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.
18-022-162018-06-18. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Flash: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L Turbo Diesel. These improvements are separated into the following categories:
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.
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
18-062-142018-06-11. 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. Several software improvements are available for vehicles equipped with a Cummins 6.7L Turbo Diesel. These improvements are separated into the following categories.Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL) Illumination For The Following Diagnostic Trouble Codes (DTCs). These DTCs Are Currently Set As A One Trip Fault And Should Be A Two Trip Fault: P0201 - P0206 - Fuel Injector X Circuit/Open. U110E - Lost Ambient Temperature Message. P049D - EGR Control Position Exceeded Learning Limit.These DTCs Are Currently Set As A Two Trip Fault And Should Have Been A One Trip Fault: U12A4 - LOST COMMUNICATION WITH AMMONIA SENSOR Improvements To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (Mil) Illumination For: P2281 - Air Leak Between MAF and Throttle Body. U3017 - Control Module Timer/Clock Performance. U1421 - Implausible Ignition Key Off Time Received. P0128 - Thermostat Rationality. In cold ambient temperatures. P0087 - Fuel Rail Pressure Too Low. P0544 - Exhaust Gas Temperature Sensor Circuit - Bank 1 Sensor 1. P2002 - Diesel Particulate Filter Efficiency Below Threshold P061A - Level 2 Torque Performance. P0234 - Turbocharger Overboost condition. P026A - Charge Air Cooler Efficiency Below Threshold. P0299 - Manifold Pressure Sensor Out of Range Low. P0544 - Exhaust Gas Temperature (EGT) Sensor Circuit - Bank 1 Sensor 1. P0562 - Battery Voltage Low. P20EE - SCR NOX Catalyst Efficiency Below Threshold - Bank 1. P2201 - Aftertreatment NOX Sensor Circuit Performance - Bank 1 Sensor 1. P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. P2459 - Diesel Particulate Filter Regeneration Too Frequent. P249E - Closed Loop SCR Reductant Injection Control At Limit - Flow Too High.Other Updates:
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.
09-004-16 REV. A2018-06-04. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. 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.
90037402018-06-04. Service bulletin. ENGINE AND ENGINE COOLING. Oil Pan 2012-2017 Cummins engines with oil pan leaks, please inspect the shallow area of the oil pan for cracks. If cracks are found, please replace as necessary. Cracks are typically found above the cross member area. Please contact Chad Eichbrecht at cell (248) 309-2695 to arrange for part return or email chad.w.eichbrecht@fcagroup.com If you do not receive a response within 15 minutes, please proceed with normal repair.
11-001-142018-05-21. Service bulletin. ENGINE AND ENGINE COOLING. Weld Length on Exhaust Hanger Bracket Too Short This bulletin involves inspecting the Selective Catalytic Reduction (SCR) inlet exhaust hanger bracket weld length and increase the weld length if too short. The exhaust inlet hanger bracket on suspect vehicles may have the weld securing the bracket to the hanger too short. A short weld may lead to premature hanger failure.
07-004-12 REV. A2018-05-14. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. Attention! Release Of New Engine Coolant Organic Additive Technology (OAT) Chrysler Corporation LLC. has released a new engine coolant for the 2013 model year vehicles and beyond, for all engine applications except the ones listed in the note above. This new coolant is an Organic Additive Technology (OAT) (Fig. 1). OAT coolants have a service interval of 10 years or 150,000 miles. For heavy duty truck and extreme duty cycle applications refer to the Service Information or Owner's Manual for proper maintenance schedules.
07-004-12 REV. A2018-02-21. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. Attention! Release Of New Engine Coolant Organic Additive Technology (OAT) Chrysler Corporation LLC. has released a new engine coolant for the 2013 model year vehicles and beyond, for all engine applications except the ones listed in the note above. This new coolant is an Organic Additive Technology (OAT) (Fig. 1). OAT coolants have a service interval of 10 years or 150,000 miles. For heavy duty truck and extreme duty cycle applications refer to the Service Information or Owner's Manual for proper maintenance schedules.
RL108213A$2017-11-03. Service bulletin. ENGINE AND ENGINE COOLING. NAG1 (5A580) Valve Body As per Warranty Bulletin D-13-22, please use R2108213A$ valve body for all Warranty (W), Mopar (M) and Mopar Vehicle Protection (F) claims.~ Assembly also includes Filter (52108325AA) and Gasket (52108332AA).~
68210071A$2017-11-03. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Intake Grid Heater Grid Heater Relay 2012 - 2016 6.7L Cummins engines with Intake Heater issues or DTC P2609 and P0542, please replace the Intake Heater Grid and Relay as a set. 68210071A$ (relay) and 05187880A$ (grid). Inspect electrical cable between the heater grid and relay for signs of possible overheating. Replace cable as necessary.
18-022-16 REV. A2017-11-03. Service bulletin. ELECTRICAL SYSTEM; ENGINE. Flash: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L Turbo Diesel. These improvements are separated into the following categories: NOTE: There will be a choice between two calibrations. One for vehicles that utilize an ammonia sensor and one for vehicles that have had the ammonia sensor removed. Be sure to select the correct software based on vehicle configuration.
68232786A$2017-11-03. Service bulletin. ENGINE AND ENGINE COOLING. Housing: Oil Filter Adapter Cummins equipped trucks ONLY; If you are replacing the oil filter adapter as a result of thread damage to the oil filter connector (Spud), DO NOT replace the entire adapter assembly. The oil filter connector is available separately (Part Number 04429355).~ If ordering an adapter due to some other issue, you must also order an oil bypass valve Mopar Part # 04797726AB, as these are not reusable. Please refer to all applicable published service information for oil bypass valve installation
18-038-162016-06-22. Service bulletin. ENGINE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.

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