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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

Only bulletins with component: Automatic transmission are shown. Show all

Bulletins, newest first
S17090000102023-01-09. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 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.
V512022-12-19. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); UNKNOWN OR OTHER. Customer Satisfaction Notification V51 Reprogram Powertrain Control Module
V512020-01-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Customer Satisfaction Notification V51 Reprogram Powertrain Control Module
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.
18-050-14 REV. A2018-06-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Flash: Drone or Vibration Present During MDS Operation This bulletin involves selectively erasing and reprogramming the Powertrain Control Module (PCM) with new software. New PCM software is being released to address a customer's concern of a drone or vibration type condition while driving at highway speeds during MDS (Multiple Displacement System) operation.In addition, the following powertrain system improvements/enhancements are also included in this software release: Improved Electronic Voltage Regulator control to more precisely maintain system voltage. Enhanced Automatic Oil Change Indicator(EAOCI) system improvements to switch to a severe duty cycle algorithm anytime the PCM is replaced to ensure the customer receives a timely oil change required message. (Only applies to vehicles using a block heater in ambient temperatures greater than -20°F(-29°C)).
18-009-132018-06-04. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); 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
18-012-142018-05-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING. Flash: Malfunction Indicator Lamp (MIL) Illumination. Includes Various Driveability Improvements 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 Codes have been set: ? P0300 - Multiple Cylinder Misfire NOTE: The P0300 improvement only applies to vehicles using a block heater in ambient temperatures greater than -20°F(-29°C). ? P2008 - Short Runner Valve (SRV) Control Circuit ? P1004 - Short Runner Valve Control Performance ? P2016 - Intake Manifold Runner Position Sensor Circuit Low ? P2017 - Intake Manifold Runner Position Sensor Circuit High ? P0456 - Evap System Small Leak Customers may also experience any of the following conditions (applies only to vehicles equipped with a CNG engine): ? Excess gasoline mode operation under normal operating conditions (switching to gasoline mode too often) ? Slight hesitation on initial acceleration when starting in gasoline mode ? Engine speed fluctuation on first gasoline to CNG mode transition under extremely low ambient temps
18-009-132018-02-21. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). 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

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