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Service bulletins for the 2014 Ram 2500

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.

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

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By trouble code

Only bulletins with component: Lighting are shown. Show all

Bulletins, newest first
S1625000003 Rev.2023-02-13. Service bulletin. BACK OVER PREVENTION; EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illumination. NOx Sensor Diagnostic Trouble Codes (DTCs) Diagnosis Information.
22002152023-01-09. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC; BACK OVER PREVENTION. Service Tire Pressure System Message This bulletin involves inspecting and replacing the Tire Pressure Module (TPM) sensor if required. The customer may notice a message ?Service Tire Pressure System? displayed on the cluster. On further inspection the technician may find the following Diagnostic Trouble Codes (DTCs): NOTE: The cluster will always display the low tire indicator if the tire pressure is under specification, or if there is a DTC set in the TPM system. If a DTC is set, the indicator will flash for 75 seconds and then stay on solid when the vehicle is started. ? C1501-07 Tire Pressure Sensor 1 - Mechanical Failure. ? C1501-31 Tire Pressure Sensor 1 - No Signal. ? C1502-07 Tire Pressure Sensor 2 - Mechanical Failure. ? C1502-31 Tire Pressure Sensor 2 - No Signal. ? C1503-07 Tire Pressure Sensor 3 - Mechanical Failure. ? C1503-31 Tire Pressure Sensor 3 - No Signal. ? C1504-07 Tire Pressure Sensor 4 - Mechanical Failure. ? C1504-31 Tire Pressure Sensor 4 - No Signal.
18054162022-12-19. Service bulletin. BACK OVER PREVENTION; EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC; POWER TRAIN; ELECTRICAL SYSTEM; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); FUEL SYSTEM, DIESEL; FUEL SYSTEM, GASOLINE. 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. Customers may experience a Malfunction Indicator Lamp (MIL) Illumination. Upon further investigation, a technician may find one or more of the following Diagnostic Trouble Codes (DTCs) set in the PCM memory: · **P218F - Reductant No Flow Detected. · P242F - Diesel Particulate Filter Restriction - Ash Accumulation. · P2281 - Air Leak Between MAF And Throttle Body.** · P205E - (Diesel Exhaust Fluid) Reductant Tank Temperature Sensor Circuit Intermittent (setting when the block heater is plugged in). · U110E - Lost Ambient Temperature Message. · P20E8 - (Diesel Exhaust Fluid) Reductant Pressure Too Low. · P1477 - Intake Air Diverter Valve Position Sensor Circuit Shorted To Ground. · U3017 - Control Module Timer/Clock Performance. · P0087 - Fuel Rail Pressure Too Low. · P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1. · P0128 - Thermostat Rationality. In cold ambient temperatures. · P214D - SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration. · P24A5 - Exhaust Gas Recirculation (EGR) Cooler Bypass Bank 1 Control Stuck. · P040B - Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Performance. · U1421 - Implausible Ignition Key Off Time Received. · P0420 - Catalyst Efficiency Below Threshold. · P026B - Injection Timing Performance. · P04DB - Crankcase Ventilation System Disconnected. · P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. · P202E - Diesel Exhaust Fluid (DEF) Reductant Injector Performance. · P20EE - SCR NOx Catalyst Efficiency Below Threshold - Bank 1. · P2002 - Diesel Particulate Filter Efficiency Below Threshold. · P0604 - Internal Control Module RAM. · P1451 - Diesel Particulate Filter System Performance.
22-002-152022-09-26. Service bulletin. SERVICE BRAKES; EXTERIOR LIGHTING; ELECTRICAL SYSTEM; BACK OVER PREVENTION. Service Tire Pressure System Message This bulletin involves inspecting and replacing the Tire Pressure Module (TPM) sensor if required. The customer may notice a message ?Service Tire Pressure System? displayed on the cluster. On further inspection the technician may find the following Diagnostic Trouble Codes (DTCs): NOTE: The cluster will always display the low tire indicator if the tire pressure is under specification, or if there is a DTC set in the TPM system. If a DTC is set, the indicator will flash for 75 seconds and then stay on solid when the vehicle is started. ? C1501-07 Tire Pressure Sensor 1 - Mechanical Failure. ? C1501-31 Tire Pressure Sensor 1 - No Signal. ? C1502-07 Tire Pressure Sensor 2 - Mechanical Failure. ? C1502-31 Tire Pressure Sensor 2 - No Signal. ? C1503-07 Tire Pressure Sensor 3 - Mechanical Failure. ? C1503-31 Tire Pressure Sensor 3 - No Signal. ? C1504-07 Tire Pressure Sensor 4 - Mechanical Failure. ? C1504-31 Tire Pressure Sensor 4 - No Signal.
1805314REVB2022-09-26. Service bulletin. FUEL SYSTEM, DIESEL; POWER TRAIN; BACK OVER PREVENTION; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE; SERVICE BRAKES, HYDRAULIC; EXTERIOR LIGHTING. Flash: 6.7L Diagnostic And System Improvements Bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo diesel. They are as follows:Prevent Or Reduce Malfunction Indicator Lamp (MIL) Illumination When No Defect is Present Following Diagnostic Trouble Codes (DTCs). These Faults Have Been Changed From P0201 - P0206 - Fuel Injector X Circuit Open Fault Codes. U110E - Lost Ambient Temperature Message. P049D - EGR Control Position Exceeding Learning Limit. P226C - Turgocharger Boost Control ?A? Slow Response.The Following DTC Has Been Changed From A Two Trip Fault To One Trip Fault: U1A24 - Lost Communication With Ammonia Sensor.Improvements To Prevent/ Reduce Malfunction Indicator Lamp (MIL) Illumination When No Defect Is Present For: U3017 - Control Module Timer/Clock Performance. P0087 - Fuel Rail Pressure Too Low. P2281 - Air Leak Between MAF And Throttle Body. P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1. P0128 - Thermostat Rationality. In cold ambient temperatures. P214D - SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration. P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. P040B - Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Performance. U1421 - Implausible Ignition Key Off Time Received. P0420 - Catalyst Efficiency Below Threshold. P026B - Injection Timing Performance. P04DB - Crankcase Ventilation System Disconnected. P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. P202E - Diesel Exhaust Fluid (DEF) Reductant Injector Performance. P20EE - SCR NOx Catalyst Efficiency Below Threshold - Bank 1. P2002 - Diesel Particulate Filter Efficiency Below Threshold. P0604 - Internal Control Module RAM. P1451 - Diesel Particulate Filter System Performance.Other Updates Included: Urea system calibration changes. Fuel Filter Minder Calibrat
1400114REVB2022-09-26. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; STRUCTURE. Fuel Gelling in Cold Ambient Temperatures This bulletin involves reconfiguring the Body Control Module (BCM). Some customers may experience a Malfunction Indicator Lamp (MIL) due to fuel related Diagnostic Trouble Code (DTC) and/or may have a hard or no start condition due to fuel gelling in cold ambient temperatures (20°F or -7°C) or below. DTCs, such as P0087, P0191 or P026B (or other DTCs) may have been set.frame mounted fuel filter heater not to function. The condition is due to a configuration setting in the Body Control Module (BCM).
18072142022-09-26. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE. Flash: Compressed Natural Gas (CNG) Powertrain Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. Software to prevent Malfunction Indicator Lamp (MIL) illumination with no defect found for Diagnostic Trouble Code (DTC) P0481 - Cooling Fan 2 Control Circuit/Open setting in the PCM. Harsh shift improvement when shifting from drive to reverse.
1802514REVA2022-09-26. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Flash: Powertrain System Improvements/Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These enhancements are listed by vehicle application.DS vehicles equipped with a 3.6L engine (sales code ERB). 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. Corrected a generic scan tool display issue regarding Mode 6 data accuracy.DS vehicles equipped with a 5.7L engine (sales code EZH). Charging system voltage regulator control improvements. System improvements to prevent Malfunction Indicator Lamp (MIL) illumination with a Diagnostic Trouble Code (DTC) P0300 - Multiple Cylinder Misfire when using a block heater in ambient temperatures greater than -20°F (-29°C). 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. Corrected a generic scan tool display issue regarding Mode 6 data accuracy.DJ, DD, and D2 vehicles equipped with a 5.7L engine (sales code EZC) Transmission torque management enhancement when shifting from drive to reverse. Software to correct Malfunction Indicator Lamp (MIL) illumination with Diagnostic Trouble Code (DTC) P0481 - Cooling Fan 2 Control Circuit/Open setting in the PCM memory. 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. Corrected a generic scan tool display issue regarding Mode 6 data accuracy. Improved transmission Quick Learn routine performance
18004142022-09-26. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; BACK OVER PREVENTION. 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 (DTCs) have been set: (Further improvements over what was released in SB 18-004-14) (applies only to DD/DP vehicles) (applies only to DD/DP vehicles) P2066 - Fuel Level Sensor 2 Performance (applies only to DJ/D2 vehicles) P0441 - Evap Purge System Performance P2504 - Charging System Output High P04D0 - Cooled EGR Temperature Sensor Circuit Low P04D1 - Cooled EGR Temperature Sensor Circuit High (applies only to DD vehicles equipped with a DFP automatic transmission)
18-004-142022-08-29. Service bulletin. EXTERIOR LIGHTING; BACK OVER PREVENTION; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE; ELECTRICAL SYSTEM. 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 (DTC?s) have been set: (Further improvements over what was released in SB 18-004-14) (applies only to DD/DP vehicles) (applies only to DD/DP vehicles) P2066 - Fuel Level Sensor 2 Performance (applies only to DJ/D2 vehicles) P0441 - Evap Purge System Performance P2504 - Charging System Output High P04D0 - Cooled EGR Temperature Sensor Circuit Low P04D1 - Cooled EGR Temperature Sensor Circuit High
18-073-212022-08-22. Service bulletin. EXTERIOR LIGHTING; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL. Diesel Injector Freezing This bulletin involves installing a insulator over the Diesel Exhaust Fluid (DEF) injector. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set: P218F - Reductant No Flow Detected. P202E - (Diesel Exhaust Fluid) Reductant Injector Performance. The customer will not notice any drivability issues associated with these DTCs. These DTCs may set when the vehicles is parked for a long time and the ambient temperatures are below -11 °C (12 °F).
18-072-162022-08-22. Service bulletin. EXTERIOR LIGHTING; STRUCTURE; POWER TRAIN; FUEL SYSTEM, GASOLINE; ELECTRICAL SYSTEM. Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These enhancements are listed by vehicle application. DS vehicles equipped with a 3.6L engine (Sales Code ERB). · **U0140 - Lost Communication With Body Control Module (attempting to clear this DTC will be unsuccessful). · ASD Relay Enhancements To Improve Fuel Pump Relay Initialization At Key On - (Auto Shutdown).** · 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. · Corrected a generic scan tool display issue regarding Mode 6 data accuracy. DS vehicles equipped with a 5.7L engine (Sales Code EZH). · **U0140 - Lost Communication With Body Control Module (attempting to clear this · ASD Relay Enhancements To Improve Fuel Pump Relay Initialization At Key On - (Auto Shutdown).** · System improvements to prevent Malfunction Indicator Lamp (MIL) illumination with a Diagnostic Trouble Code (DTC) P0300 - Multiple Cylinder Misfire when using a block heater in ambient temperatures greater than -29°C (-20°F). · 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. · Corrected a generic scan tool display issue regarding Mode 6 data accuracy. DJ, DD, and D2 vehicles equipped with a 5.7L engine (Sales Codes EZC or EZF). · U0140 - Lost Communication With Body Control Module (attempting to clear this · Transmission torque management enhancement when shifting from drive to reverse. · Software to correct Malfunction Indicator Lamp (MIL) illumination wi
18-053-142022-08-22. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; FUEL SYSTEM, DIESEL; EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC. Flash: 6.7L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo diesel. They are as follows: Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL) Illumination For The Following DTCs. These Faults Have Been Changed From One Trip Faults To Two Trip Faults: ? P0201 - P0206 - Fuel Injector X Circuit Open Fault Codes. ? U110E - Lost Ambient Temperature Message. ? P049D - EGR Control Position Exceeding Learning Limit. ? P226C - Turgocharger Boost Control ?A? Slow Response. The Following DTC Has Been Changed From A Two Trip Fault To One Trip Fault: ? U1A24 - Lost Communication With Ammonia Sensor. Improvements To Prevent Or Reduce Unnecessary Malfunction Indicator Lamp (MIL) Illumination For: ? P0087 - Fuel Rail Pressure Too Low. ? P2281 - Air Leak Between MAF And Throttle Body. ? P0544 - Exhaust Gas Temperature Sensor Circuit - Sensor 1/1. ? P0128 - Thermostat Rationality. In cold ambient temperatures. ? P214D - SCR NOx Catalyst Outlet Temperature Too High During Particulate Filter Regeneration. ? P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. ? P040B - Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Performance. ? U3017 - Control Module Timer/Clock Performance. ? U1421 - Implausible Ignition Key Off Time Received. ? P0420 - Catalyst Efficiency Below Threshold. ? P026B - Injection Timing Performance. ? P04DB - Crankcase Ventilation System Disconnected. ? P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1. ? P202E - Diesel Exhaust Fluid (DEF) Reductant Injector Performance. ? P20EE - SCR NOx Catalyst Efficiency Below Threshold - Bank 1. ? P2002 - Diesel Particulate Filter Efficiency Below Threshold. ? P0604 - Internal Control Module RAM. ? P1451 - Diesel Particulate Filter System Performance. Other Updates Included: ? Urea system cali
124082018-11-26. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS. TAILLIGHT.
68174064A2018-11-26. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS. Headlamp Assembly If the headlamp assembly is being replaced, please also replace the harness attached to the headlamp. Engineering would like to have both parts returned for analysis. Also, please take a picture of the parts and email the picture, a short discription of the issue, and the last 8 digits of the VIN to Brigitte.Wicks@fcagroup.com. Thank you.
08-030-152018-09-24. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING. Auto Headlamp Enhancements This bulletin involves checking Tunnel Detection values and performing a vehicle reconfiguration if needed. The customer may experience when exiting a dark parking structure or dark tunnel the auto headlamps may not turn off. The customer may also experience when driving on an over cast day the auto headlamps may cycle on and off frequently.
18-023-162018-06-11. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. Flash: 2.4L Powertrain Diagnostic and System Improvements 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 or one or more of the following conditions. Upon further investigation the technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory:
228432018-06-11. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING. Inspect and Return: Lamp Assy - Tail Light Rt/L You have been identified as either having stock, or have stock in transit to your dealership. Please return suspect stock of following part numbers: 68110016AC, 68110016AD, 68110016AE, 68110017AD, 68236104AC, 68236105AB. See attachments for identifying suspect stock. Please return suspect parts back to your facing depot using Return Code 02, before 31 August, 2016.
18-072-162018-06-11. Service bulletin. EXTERIOR LIGHTING; POWER TRAIN; STRUCTURE; ELECTRICAL SYSTEM; FUEL SYSTEM, GASOLINE. Flash: Powertrain Diagnostic And System Enhancements This bulletin involves reprogramming the Powertrain Control Module (PCM) with the latest available software. The following powertrain system improvements/enhancements are included in this software release. These enhancements are listed by vehicle application. DS vehicles equipped with a 3.6L engine (Sales Code ERB). U0140 - Lost Communication With Body Control Module (attempting to clear this DTC will be unsuccessful). ASD Relay Enhancements To Improve Fuel Pump Relay Initialization At Key On - (Auto Shutdown). 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. Corrected a generic scan tool display issue regarding Mode 6 data accuracy. DS vehicles equipped with a 5.7L engine (Sales Code EZH). U0140 - Lost Communication With Body Control Module (attempting to clear this DTC will be unsuccessful. ASD Relay Enhancements To Improve Fuel Pump Relay Initialization At Key On - (Auto Shutdown). System improvements to prevent Malfunction Indicator Lamp (MIL) illumination with a Diagnostic Trouble Code (DTC) P0300 - Multiple Cylinder Misfire when using a block heater in ambient temperatures greater than -29°C (-20°F). 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. Corrected a generic scan tool display issue regarding Mode 6 data accuracy. DJ, DD, and D2 vehicles equipped with a 5.7L engine (Sales Codes EZC or EZF). U0140 - Lost Communication With Body Control Module (attempting to clear this DTC will be unsuccessful). Transmission torque management enhancement when shifting from drive to reverse. Software to correct Malfunction Indicator Lamp (MIL) illumination wi
171912018-06-11. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EQUIPMENT. You have been identified as either having stock, or have stock in transit to your dealership. Please return suspect stock of part number 68174065AE. See attachments for identifying suspect stock. Please return suspect parts back to your facing depot using Return Code 02, before 11 July, 2016. Return any open orders in process too. Direct all questions via email to mopardmail@fcagroup.com.
309482018-06-11. Service bulletin. EQUIPMENT; INTERIOR LIGHTING. Molding Assy ?Frt door day light opening Rt/Lt: Return You have been identified as either having stock, or have stock in transit to your dealership. Please return all suspect stock of following part numbers: 57010364AI, 57010365AI, 57010504AJ, 57010505AJ, 68224368AB, 68224369AB. Please return suspect parts back to your facing depot using Return Code 02, before 17 April, 2017.
55372070A$2018-06-11. Service bulletin. EXTERIOR LIGHTING:TURN SIGNAL. Mirror, Outside Rearview Replacement outside rearview mirror assembly comes equipped with Turn Signal and Auxiliary (Puddle) Light. If Turn Signal/Puddle Lamp is visually different from OE, you will need to swap the original lamp to the new mirror unit.

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