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Service bulletins for the 2012 Dodge Ram

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.

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

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Only bulletins with component: Exhaust and emissions are shown. Show all

Bulletins, newest first
549312019-07-15. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:MANIFOLD/HEADER/MUFFLER/TAIL PIPE. TAILPIPE - EXHAUST
25-005-152018-12-17. Service bulletin. ENGINE; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. On Board Diagnosis (OBD) Monitor Readiness
25-004-152018-12-17. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ENGINE. On Board Diagnosis (OBD) Monitor Readiness
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.
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
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.
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.
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.
18-012-132018-05-14. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL; ELECTRICAL SYSTEM:SOFTWARE. FLASH: Diagnostic and System Enhancements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM) with new software. Cab chassis trucks equipped with a 6.7L Cummins diesel have a number of software improvements available. This latest Service Bulletin (SB) will include:Improvements To Prevent Unnecessary Malfunction Indicator Lamp (MIL) Illumination For: P061A - ETC LEVEL 2 TORQUE PERFORMANCE P229F - AFTERTREATMENT NOx SENSOR CIRCUIT PERFORMANCE - BANK 1 SENSOR 2 P2453 - DIESEL PARTICULATE FILTER PRESSURE SENSOR A CIRCUIT PERFORMANCE P2609 - INTAKE AIR HEATER SYSTEM PERFORMANCE P1123 - POWER TAKE OFF SYSTEM MONITOR CONTROL ERROR U010E - LOST COMMUNICATION WITH DIESEL EXHAUST FLUID CONTROL UNIT U059F - INVALID DATA RECEIVED FROM NOx SENSOR "B" P20EE - SCR NOx CATALYST EFFICIENCY BELOW THRESHOLD - BANK 1; for DTC's set at highway speed and/or high load drive cycles Vehicles with DTC P20EE set in conditions other than highway speed and/or high load drive cycles should have normal diagnostics performed Enhanced Diagnostics For: Selective Catalyst Reduction (SCR) efficiency diagnostic improvements.Other Updates: Too frequent regeneration readiness improvement Correct CAC out voltage in WiTech Add ability to read EMP sensor value in WiTech Enable EMP deicing algorithm Display correct crankcase pressure in WiTech Display correct EGR position in WiTech Improve idle shutdown messages - extra message removed Display correct alternator voltage in WiTech Idle shutdown message on EVIC. Turbo protection feature (Not displayed if vehicle is in park or no vehicle speed). Limits RPM at cold ambient to prevent turbo damage. Scan tool display updates. Correct operation of remote PTO. System robustness improvements.
09-010-16 REV. A2017-11-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Engine Surge Or Hard Start (X63 Warranty Extension) This bulletin involves replacing the Exhaust Gas Recirculation (EGR) valve, if code P0404 is set. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTC) has been set in the Powertrain Control Module (PCM): · P0404 - EGR Position Sensor Performance - (Exhaust Gas Recirculation). In addition, the customer may notice the following condition(s) due to the P0404 DTC being set: · An occasional engine surge can be felt. · Engine is hard to start at times.
09-010-162017-11-03. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Engine Surge Or Hard Start (X63 Warranty Extension) This bulletin involves replacing the Exhaust Gas Recirculation (EGR) valve, if code P0404 is set. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTC) has been set in the Powertrain Control Module (PCM): · P0404 - EGR Position Sensor Performance - (Exhaust Gas Recirculation). In addition, the customer may notice the following condition(s) due to the P0404 DTC being set: · An occasional engine surge can be felt. · Engine is hard to start at times.
D-16-152016-09-20. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE). "(X63) EXHAUST GAS RECIRCULATION (EGR) VALVE - 2012 - 2013 RAM PICKUP (DS) TO ANNOUNCE AN EXTENDED WARRANTY FOR THE EGR VALVE ON THE FOLLOWING SELECT VEHICLES: 2012-2013 RAM 1500 EQUIPPED WITH A 4.7L V8 ENGIND (SALES CODE EVE)"
25-006-132016-05-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
25-005-142016-05-13. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. 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.