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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.

By type

By component

By trouble code

Bulletins, newest first
31004192022-09-15. Service bulletin. VISIBILITY. Authentic Mopar® Glass Replacement This bulletin involves discussing FCA US LLC position with regard to collision repair industry awareness regarding the recommended usage of Authentic Mopar® Glass.
31006192022-09-15. Service bulletin. STRUCTURE; EQUIPMENT. Repair Parts Used For Structural Repairs This bulletin involves discussing FCA US LLC position with regard to structural repair parts usage.
90044122022-09-15. Service bulletin. ENGINE AND ENGINE COOLING. MASTER CYLINDER, Brake A new master cylinder reservoir has been made available that is backward compatible but not interchangeable with old parts as follows: 68144489AA MASTER CYLINDER (OLD) or 68144492AA RESERVOIR (OLD) should be replaced with 68285796AA MASTER CYLINDER AND 68285797AA RESERVOIR (NEW) in pairs and not individually.
90037402022-09-15. 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.
90031092022-09-15. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER. Washer Fluid Level Sensor Prior to replacing this part due to "Low Washer Fluid" tell tale light on the dash and the washer fluid bottle is full, please perform this inspection: Check if float sensor is rotated off location from the bottle anti-rotation features that surround the SENSOR. Check to determine if the issue has been resolved. Continue with repair if necessary. Please contact Chris Koch at cell (248) 248-622-6417 if you have questions or need additional information.
90030812022-08-29. Service bulletin. ELECTRICAL SYSTEM. Dielectric Grease This product is no longer approved for use on ignition coil and spark plug boots. Current plug boot material(silicone) is not compatible with this grease and can cause deterioration over time.
90044122022-08-22. Service bulletin. POWER TRAIN:CLUTCH ASSEMBLY:MASTER CYLINDER; SERVICE BRAKES, HYDRAULIC:FOUNDATION COMPONENTS:MASTER CYLINDER. MASTER CYLINDER, Brake A new master cylinder reservoir has been made available that is backward compatible but not interchangeable with old parts as follows: 68144489AA MASTER CYLINDER (OLD) or 68144492AA RESERVOIR (OLD) should be replaced with 68285796AA MASTER CYLINDER AND 68285797AA RESERVOIR (NEW) in pairs and not individually.
Z5091195A2022-08-22. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL. RES / RHA / REB radio that supports Bluetooth and Hands-Free For issues with Bluetooth, Hands-Free Calling, and/or Voice Commands, DO NOT replace the radio. Diagnose the Hands-Free Module system (also called the Telematics Module). The Telematics Module (and associated components) is the system responsible for these features. A power cycle may be required for the hands-free module for proper diagnosis.~ Please reference; 8T - Navigation/Telecommunication Diagnosis and Testing (DIAGNOSIS AND TESTING - HANDS FREE PHONE)
90017622022-08-22. Service bulletin. POWER TRAIN; 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.
0900416REVA2022-08-22. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin involves replacing the engine assembly.
08031162022-08-22. Service bulletin. ELECTRICAL SYSTEM. Hands Free Module Prompts Begin Erroneously.
90030812022-08-22. Service bulletin. ELECTRICAL SYSTEM. Dielectric Grease This product is no longer approved for use on ignition coil and spark plug boots. Current plug boot material(silicone) is not compatible with this grease and can cause deterioration over time.
25-001-172022-08-08. Service bulletin. FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. Diesel Exhaust Fluid This bulletin provides information regarding the Diesel Exhaust Fluid (DEF) vehicle delivery fill guidelines.
90036942022-08-08. Service bulletin. FUEL SYSTEM, GASOLINE. 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
90035852022-08-08. Service bulletin. 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$ (heater grid) and 05187880A$ (relay). Inspect electrical cable between the heater grid and relay for signs of possible overheating. Replace cable as necessary.
25-005-152022-08-08. Service bulletin. BACK OVER PREVENTION. On Board Diagnosis (OBD) Monitor Readiness
25-004-152022-08-08. Service bulletin. BACK OVER PREVENTION. On Board Diagnosis (OBD) Monitor Readiness
08-021-132022-07-25. Service bulletin. ELECTRICAL SYSTEM; PARKING BRAKE. Flash: Hands Free Module Customer Satisfaction Enhancements This Bulletin involves performing a USB service flash of the Hands Free Module (HFM). The customer satisfaction enhancements are included with this software release:After the HFM has been updated it will receive these enhancements. Reduced ?Device Reading? wait time after connecting a device to the remote USB port. Call / Dial separation improves upon names being recognized as phone numbers. Improved sound quality during Bluetooth streaming. Increased iPod and iPhone compatibility. SMS messaging support via MAP protocol (not all phones support the MAP protocol). Added ?None of These? and ?Correction? to the phone book prompt menu for better handling of similar names. Previous button will return the song currently being played to the beginning of the track. AirPlay feature ?Dock Connector? no longer needs to be manually selected on Apple devices. This will resolve the ?No Audio? condition when the device is connected to the remote USB port and dock connector is not selected.USB mode resume will no longer 'resume' after ignition OFF
N08020720132022-07-25. Service bulletin. POWER TRAIN:AXLE ASSEMBLY. Advanced Field Action Communication ? N0802072013 Chrysler Group LLC (Chrysler) announced a safety recall on certain 2009 through 2012 model year: (DS) Ram Truck (ND) Dodge Dakota (HB) Dodge Durango (HG) Chrysler Aspen NOTE: All of the above involved vehicles are equipped with a Chrysler 9.25? rear axle (sales code DRB) or C235 rear axle (sales code DRN). The above vehicles may have been built with a rear axle pinion nut that can loosen, which could result in the rear axle locking up. This could cause a loss of vehicle control and/or a crash with little warning. Chrysler will conduct a voluntary safety recall on all affected vehicles to install a rear axle pinion nut retainer. Dealers will be notified of the launch of this safety recall by way of established methods used in the past.
90026882022-07-25. Service bulletin. WHEELS; ENGINE AND ENGINE COOLING. 68069384A$, R8069384A$, 68086182A$, R8027067A$, RL002012A$ - Gasket, Cylinder Head Cover Before replacing injectors for Diagnostic Trouble Codes P0201, P0202, P0203, P0204, P0205, and/or P0206, please make sure that the wiring loom and/or connector in the valve cover gasket is not the root cause to your concern. In addition, make sure that the wiring attaching nuts are torqued to their proper value.~
18-009-132022-07-25. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Flash: MIL Illumination P1004 - Short Runner Valve Control Performance This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. 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: P1004 - Short Runner Valve Control Performance
09-001-132022-07-25. Service bulletin. SEATS. Gasoline Engine Diagnostic Inspection Procedure This bulletin provides a procedure to determine repair versus replacement of a gasoline long block engine assembly. This procedure is to be used prior to conducting any engine related repairs or removal of engine components.
08-065-122022-07-25. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). RHR Navigation Map Enhancements This bulletin involves updating the RHR radios navigation map database software. Customers may experience a condition were new roads and new point of interests are not accurately shown on their navigation system.Updating the navigation software will help address most of the map inaccurate results.
25-004-122022-07-25. Service bulletin. BACK OVER PREVENTION; POWER TRAIN; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Malfunction Indicator Lamp Illumination Due To Oxygen Sensor This bulletin involves replacement of the Oxygen Sensor Connectors for any Oxygen Sensor related DTC. Do NOT replace any parts prior to performing this bulletin and the Verifications test below. If the vehicle has any of the following DTC?s for O2 Sensors, Stored, Pending or Active, perform the Repair Procedure. ? P013A O2 Sensor 1/2 Slow Response - Rich To Lean (Soot related code, see note) ? P013B O2 Sensor 1/2 Slow Response - Lean To Rich (Soot related code, see note) ? P014C O2 Sensor 1/1 Slow Response - Rich To Lean (Soot related code, see note) ? P014D O2 Sensor 1/1 Slow Response - Lean To Rich (Soot related code, see note) ? P0030 O2 Sensor 1/1 Heater Circuit ? P0031 O2 Sensor 1/1 Heater Circuit Low ? P0032 O2 Sensor 1/1 Heater Circuit High ? P0036 O2 Sensor 1/2 Heater Circuit Malfunction ? P0037 O2 Sensor Heater Circuit Low 1/2 ? P0038 O2 Sensor Heater Circuit High 1/2 ? P0053 O2 Sensor Heater 1/1 Resistance ? P0054 O2 Sensor Heater 1/2 Resistance ? P064D Internal Control Module 02 Sensors Processor Performance - Bank 1 ? P0131 1/1 02 Sensor Shorted To Ground ? P0132 1/1 02 Sensor Shorted To Voltage ? P0135 O2 Sensor 1/1 Heater Performance ? P0137 1/2 02 Sensor Shorted To Ground ? P0138 1/2 02 Sensor Shorted To Voltage ? P0141 O2 Sensor 1/2 Heater Performance ? P113C O2 Sensor Power Supply Circuit Performance ? P2195 O2 Sensor 1/1 Out Of Range High ? P2196 O2 Sensor 1/1 Out Of Range Low ? P22AB O2 Sensor Positive Current Control Circuit/Open - Bank 1 Sensor 2 ? P22AE O2 Sensor Reference Voltage Circuit/Open - Bank 1 Sensor 2 ? P22B2 O2 Sensor Negative Current Control Circuit/Open - Bank 1 ? P22B5 O2 Sensor 1/2 Pump Cell Current Trim Circuit Open ? P2237 O2 Sensor 1/1 Pump Cell Current Circuit Low ? P2243 O2 Sensor 1/1 Reference Voltage Circuit Open ? P2251 O2 Sensor 1/1 Negative Current Control Circuit/Open ? P2270 O2 Sensor 1/2 Out Of R
08-057-12 REV. A2022-07-25. Service bulletin. EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). RBZ Or RHB Radio Software Enhancements This bulletin involves upgrading the software on the RBZ or RHB Radio. The customer may experience one or more of the following conditions. Digital photos loaded onto the hard drive intermittently get lost (RBZ & RHB). CD/DVD will not play (RHB only). Navigation accept screen will not clear (RHB only). Navigation shows ?acquiring signal? for an extended period of time (RHB only). New navigation graphics (RHB only).

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