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Service bulletins for the 2016 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.

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

By type

By component

By trouble code

Only bulletins with component: Engine are shown. Show all

Bulletins, newest first
18-092-172022-07-25. Service bulletin. ENGINE AND ENGINE COOLING; POWER TRAIN; POWER TRAIN:MANUAL TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); EQUIPMENT. 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. The following Diagnostic Trouble Codes (DTCs) have been changed from a one trip fault to a two trip fault:P2280 - Air Flow Restriction / Leak Between Air Cleaner and MAF. P203C - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit Low. P208D - (Diesel Exhaust Fluid) Reductant Pump Control Circuit High. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find the following DTCs set in the PCM memory:P218F - Reductant No Flow Detected(automatic transmission only). P202E - (Diesel Exhaust Fluid) Reductant Injector Performance(automatic transmission only). U0001-00 - CAN C BUS(automatic transmission only). P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1(automatic transmission only). P24A5 - EGR Cooler Bypass Bank 1 Control Stuck(automatic transmission only). P207F - Reductant Quality Performance. P218F - Reductant No Flow Detected. U110E - Lost Ambient Temperature Message. The following improvements/enhancements are also included in this software release:Fuel pressure override test improvement for wiTECH(automatic transmission only). AC pressure sensor error threshold change(automatic transmission only). No crank, No start fix(automatic transmission only). Ambient Air Temperature Improvements. Stationary de-soot with WiTECH fix.
08014162022-07-05. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin involves reprogramming the Instrument Panel Cluster (IPC) with the latest
S18090000072022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Customer Complaint May Include Engine Oil Leak Or Consumption
S1709000010 RevB2022-05-31. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. Upon investigation, it may be found that there is excessive camshaft lobe wear/lifter wear (roller failure) on one or more cam lobes and that camshaft/lifter replacement is necessary.
S1809000007 Rev.2021-04-26. Service bulletin. ENGINE AND ENGINE COOLING. Customer complaint may include engine oil leak/consumption.
68054772A$2020-10-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING. CABLE ASSY, Power Sliding Backlite For MY16 DS, DJ, DD, DP, D2 trucks. Prior to replacing a Power Sliding Backlight Cable Assembly, please contact Marc Galli by cell phone at (248) 941-8402 as he would like to gather information. In addition, if the dealership is within the Metro Detroit Area, Marc would like to analyze the vehicle in person prior to it being repaired. If Marc cannot be contacted within 15 minutes, please provide pictures of the inside lower rail of the glass to confirm (2 passenger side and 1 driver side) cable clips are fully seated as well as pictures of the (2) regulator motor cable spring plungers to confirm they are also seated. Then proceed with the repair. Please email pictures to Marc at marc.galli@fcagroup.com.
S20080001132020-09-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle
09-011-202020-08-24. Service bulletin. ENGINE AND ENGINE COOLING. 6.7L New Oil Usage Information This bulletin provides information regarding the correct oil grade to use on the 6.7L Cummins used in the 2019 and newer HD Trucks. The following information is intended to eliminate confusion.
S20090000032020-07-27. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. Turbocharger vs Turbocharger Actuator Replacement
18-089-192019-12-16. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
OD553412019-07-15. Service bulletin. EQUIPMENT; ENGINE. Vehicles Eligible For CSN U07 And V08, V11 or V16 Important Update To U07 Dealer Instructions
549352019-07-15. Service bulletin. ENGINE; EQUIPMENT. Sensor-nitrous oxlde
553112019-07-15. Service bulletin. EQUIPMENT; ENGINE. Damper-Steering
553222019-07-15. Service bulletin. EQUIPMENT; ENGINE. Head-Cylinder
553242019-07-15. Service bulletin. ENGINE. Head-Cylinder
552212019-07-15. Service bulletin. ENGINE; EQUIPMENT. Engine Oil- OW20
550962019-07-15. Service bulletin. ENGINE. Engine Oil- OW20
549312019-07-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. TAILPIPE - EXHAUST
90033572019-07-15. Service bulletin. ENGINE; EQUIPMENT. ADAPTER, Engine Oil Filter (Pentastar V6) Engineering is seeking information regarding OFA leaks. Questions/info can be directed to: Bob Jackson (248) 944-0466 - bob.jackson@fcagroup.com Ron Dallison (248-292-9510) ron.dallison@fcagroup.com Joe Lovell (734) 309-6467 - joe.lovell@fcagroup.com If no response in 15 minutes, proceed with repair. All vehicles equipped with a 3.2L or 3.6L except for model year 2014 vehicles with leak concern: 1) Ensure the Oil Filter Adapter (OFA) Cap O-ring is seated in the proper groove in the cap and not damaged or cut. 2) If replacing the (OFA) due to a leak detected between (OFA) and block. Ensure the torque on the 5 bolts are torqued to 12nm. If not record the actual values, torque to 12nm and contact the FCA employees listed below. 3) Remove the (OFA) and replace the O-ring and gaskets only (Kit #68191356A$), NOT THE OFA. 4) If oil was drained, add oil dye to ensure the leak is repaired. For model year 2014 vehicles replace the Oil Filter Adaptor.
18-080-152019-05-20. Service bulletin. POWER TRAIN; ENGINE. Flash: 6.4L Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC): P2610 - PCM Internal Engine Off Timer Performance set in the PCM memory. In addition to the DTC listed above, the software update will improve the EGR monitor status function.
132842018-12-17. Service bulletin. ENGINE. Title Filter - Engine Oil Start Date: 10/23/2015 7:00 AM End Date Message You have been identified as either having stock, or have stock in transit to your dealership. Please return all stock of following part number: 68109834AA. Replacement part number is: 68229402AA. 68229402AA is designed to work on both DS and W K with 3.0L Ecodiesel(EXF)in NAFTA. Please return suspect parts back to your facing depot using Return Code 02, before 13 November, 2015. Return any open orders in process too. Direct all questions via email to mopardmail@fcagroup.com.
68080819A2018-11-26. Service bulletin. ENGINE. Camshaft Position Sensor If replacing a camshaft position sensor for P0340 and/or P0344 fault codes, please review information below and contact Andrew Action on his cell phone: (248) 421- 4130. If no response is received within 15 minutes, please continue with repair.~ Before clearing any codes please pull Freeze Frame and CamCrank Sync Event Monitor data (instructions below) from the PCM and send the PDF?s to Andrew Acton by email: andrew.acton@fcagroup.com~ Instructions to access CamCrank Sync Event Monitor:~ - From wiTECH main screen~ - Monitors tab~ - OBDII Monitors~ - Select Cam Crank Synchronization Event Monitor from the list~ - Should bring up 3 or 4 pages of data~ - Click on create PDF icon in lower right corner~ - email PDF to andrew.acton@fcagroup.com
68079375A2018-11-26. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). Crankshaft Position Sensor Before replacing this part due to a P0335 fault code, please contact Andrew Acton at cell (248) 421-4130. Engineering is interested in the condition(s) present when the fault occurs.~ If no response is received within 15 minutes, then continue with repair.~ If possible, please send Freeze Frame data and Mark Sync Event data to andrew.acton@fcagroup.com~ To Retrieve Marks Data on WiTech:~ 1) Choose ?Monitors? and select ?OBDII Monitors? from the drop down box.~ 2) At the next Screen, choose ?Cam Crank Synchronization Monitor?.~ 3) Once you select the Cam Crank Synchronization event Monitor, you will get to the three pages of Marks Event Data.
05191925A2018-11-26. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:RADIATOR ASSEMBLY. Radiator If vehicle comes in for transmission fluid leaking from trans-oil cooler fittings on the radiator, please check the following before replacing the radiator/cooler:~ 1. Remove both of the transmission lines from the cooler?s top/bottom flared fittings on the radiator. ~ 2. Loosen the hex nut on the top flared fitting on the radiator tank.~ 3. Torque the top flared fitting to 235 +/- 15 Lb-In.~ 4. Torque hex nut to 100 +/- 10 Lb-In.~ 5. Repeat for bottom flared fitting.~ 6. Reinstall transmission line per normal installation procedures and ensure correct fluid level.~ ~ If vehicle is in need of a new radiator for another reason, check the new radiator for correct torque on the trans-oil cooler fitting per steps 2-5 above.~ ~ If radiator has a yellow mark by the trans-oil cooler fittings the torque does not have to be checked.
05149141A2018-11-26. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:CRANKCASE (PCV). Camshaft Position Sensor If replacing a camshaft position sensor for P0340, P0344, P0345, P0349, P0365, P0369, P0390 or P0394 fault codes, please review information below and contact Tom Nies on his cell phone: (248) 494-0187. If no response is received within 15 minutes, please continue with repair. Before clearing any codes, please pull Freeze Frame and CamCrank Sync Event Monitor data (instructions below) from the PCM and send the PDF?s to Tom Nies by email: tom.nies@fcagroup.com~ Instructions to access Cam/Crank Sync Event Monitor: - From wiTECH main screen - Monitors tab - OBDII Monitors - Select Cam Crank Synchronization Event Monitor from the list - Should bring up 3 or 4 pages of data - Click on create PDF icon in lower right corner - email PDF to tom.nies@fcagroup.com

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