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Service bulletins for the 2016 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.

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

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By component

By trouble code

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Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
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.
90035852022-07-25. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:HEATER CORE; 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.
18-072-152022-07-25. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:DIESEL. 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. A small number of customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find the following Diagnostic Trouble Codes (DTCs) set in the PCM memory. ? U110E-Lost Ambient Temperature Message ? P205E-(Diesel Exhaust Fluid) Reductant Tank Temperature Sensor Circuit Intermittent (setting when the block heater is plugged in) In addition to addressing the above DTCs, the following powertrain system improvements/enhancements are also included in this software release. ? 68RFE Transmission Overall Shift Quality Improvements ? OBD Misfire Monitoring Improvement (68RFE Trans Only)
18027162022-07-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Diagnostic And System Improvements.
1802716 REV A2022-07-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; POWER TRAIN. Diagnostic And System Improvements.
90044702022-06-27. Service bulletin. ELECTRICAL SYSTEM:WIRING; TRAILER HITCHES. CONNECTOR/WIRING, Trailer Tow If the connector or wiring is physically damaged, burned, melted or corroded, prior to replacing the part, please contact FCA Redacted Content If no response in 15 minutes, proceed with repair. Please send pictures of the failed part to FCA Redacted Content
68054772A2021-05-03. Service bulletin. ELECTRICAL SYSTEM. Cable assembly. Power sliding backlite.
90036002021-05-03. Service bulletin. ELECTRICAL SYSTEM:WIRING:CONNECTORS/PLUGS:ACCESORY POWER OUTLET/JACK/PORT/USB/SAE/CIGARETTE LIGHTER. USB Charging port.
S1908000028 Rev.2020-12-28. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. (Rev. A) Power Inverter Load Ratings
S1908000028 Rev.2020-12-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. (Rev. A) Power Inverter Load Ratings
08-094-202020-11-30. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN:TRANSFER CASE (4-WHEEL DRIVE); EQUIPMENT. Flash: Drivetrain Control Module (DTCM) Update This bulletin involves reprogramming the DTCM with the latest available software. The customer may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find the following Diagnostic Trouble Code (DTC) has been set::If the customer has any concerns with the transfer case or if the tech performs any repairs on the transfer case, the software must be updated.C140E - Transfer Case Motor Blocked. If DTC C140E is present, follow normal diagnostic procedures before updating the DTCM.In addition the customer may describe the following:The ?Service 4WD? message/fault is displayed in the Instrument Panel Cluster (IPC). Transfer case shift fork tabs broken during range shift. Noisy (clunking/ratcheting) transfer case range shifts. Failure to complete transfer case range shifts. The following software enhancement is available:This update will help reduce premature transfer case failure.
S20080001132020-09-28. Service bulletin. ENGINE; ELECTRICAL SYSTEM. No Start Intermittently, Vehicle Requires Multiple Keyless Push To Start Attempts To Start Vehicle
S20080000932020-07-27. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING; ELECTRICAL SYSTEM:ADAS:BLINDSPOT:WARNING:LAMP. Blind Spot Or Park Assist Warnings, False Activation
03-001-202020-06-22. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; SUSPENSION. Rear Axle Vibration, Shudder Or Chatter This bulletin involves changing the rear axle lube to possibly address a chatter, shudder or vibration. The customer may describe the following: A chatter, shudder, or vibration from the rear axle during turns. This may happen more as the vehicle ages, especially if the vehicle is used extensively for towing or hauling heavy loads. The cause of the concern may be due to degradation of the rear axle fluid. It is very important to follow the routine maintenance schedules on these vehicles when it comes to changing the rear axlefluid if the vehicle is used primarily for towing or hauling heavy loads. If you experience a vehicle with the above condition, please perform the proper maintenance procedures for the rear axle and replace the fluid first before replacing any hardware components.This service bulletin is only applicable to vehicles that have no history of an axle fluid replacement. If the vehicle usage includes police, taxi, fleet, off-road or frequent trailer towing, regular axle fluid changes are required every2 years or 20,000 miles (whichever comes first) per the Maintenance Schedule in the vehicle Owner's Manual.
08-049-202020-05-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Charging System, Battery Diagnostic Tools and Warranty This information only bulletin discusses using the correct test equipment for testing batteries and charging systems, and also warranty reimbursement when battery replacements are necessary.
S20210000022020-05-26. Service bulletin. ELECTRICAL SYSTEM. Valve Body Pressure Testing Plug Inspection
90042512020-05-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. RFE Valvebody Plug Installation OEM RFE valve bodies require seven (7) 06030035 plugs installed and torqued to 45 in-lb (5Nm). Notify independant repair facilities when they order valve body.
S15080004802020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Speed Control Operates Intermittently
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
08-089-192019-10-28. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Flash Over The Air (FOTA) Software Update RA3 and RA4 Radio This bulletin provides information regarding the latest Flash Over The Air (FOTA) update and provides the service technician an overview of the steps a customer will need to take to complete the update.
546382019-07-15. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. ASH RECEIVER - INSTRUMENT PANEL
18-109-152019-05-20. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: 5.7L Diagnostic And System Improvements This bulletin involves reprogramming the Powertrain Control Module (PCM) with updated software. A small number of customers may experience one or more of the symptoms/conditions listed below or a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the Technician may find that any of the following Diagnostic Trouble Codes (DTCs) have been set. If any of the following DTCs have been set, perform the Diagnosis. ? P0456 Evap System Small Leak. ? P2610 - PCM Internal Engine Off Timer Performance.
05-013-152019-05-20. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM; SERVICE BRAKES. Flash: Anti Lock Brake (ABS) Module System Enhancements This bulletin involves updating the Anit-Lock Brake System (ABS) module software. The customer may describe the Electronic Stability Control (ESC) Warning lamp is illuminated on the instrument cluster. Upon further inspection, the technician may find the following Diagnostic Trouble Code (DTC): C006A-49 - Multi-Axis Acceleration Sensor - Internal Electronic Failure.
08-114-15 REV A2019-05-20. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. Radio Software Enhancements This bulletin involves updating the radio's software. CAUTION: Confirm the correct radio flash file to the applicable model and family vehicle before flashing. A customer may experience one or more of the following: ? Radio display screen intermittently may go blank. ? Radio display screen may lock up. ? Back up display may not turn off. ? Loss of radio memory for skipped channels or incorrectly displaying skipped channels in the menu list. ? Charging schedule showing in the setting menu (FF BEV only). ? Korean language was not supported (APAC - Korea only). Enhancement: ? Removing the charging schedule from showing in the setting menu (FF BEV only). ? Adding Korean language support (APAC - Korea only).
08-114-152019-05-20. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. Radio Software Enhancements This bulletin involves updating the radio's software. CAUTION: Confirm the correct radio flash file to the applicable model and family vehicle before flashing. A customer may experience one or more of the following: ? Radio display screen intermittently may go blank. ? Radio display screen may lock up. ? Back up display may not turn off. ? Loss of radio memory for skipped channels or incorrectly displaying skipped channels in the menu list. ? Charging schedule showing in the setting menu (FF BEV only). ? Korean language was not supported (APAC - Korea only). Enhancement: ? Removing the charging schedule from showing in the setting menu (FF BEV only). ? Adding Korean language support (APAC - Korea only).

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