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Service bulletins for the 2016 Ram 3500

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.

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

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

Bulletins, newest first
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
21-017-19 REV. A2019-12-16. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find that the followingDTC has been set:U1111-00 - Lost Odometer Message(DD, DF, and DP with Diesel Engine Only). In addition, the customer may notice one or more of the following conditions: The customer may notice a harsh 2-3 and/or 3-4 shift(2017 MY D2 with ETK 6.7L Diesel and DF2 Transmission Only). 1-2 hard shift. 3-4 flare issue fix. Trans quick learn fix(Gas Engine Only). Transmission oil temperature light illumination during high engine and tow loads. Less than desired towing performance while using cruise control. Harsh engagement while shifting from neutral to drive, neutral to reverse,or park to reverse with vehicle still in motion (rolling garage shift). Engine flare during 2-1 tip in downshift. Less than desired shift quality during 6-5 and 5-4 coasting downshifts. Delayed downshifts in Tow/Haul mode while driving down grades. Less than desired transmission shift performance when transitioning froma low traction to high traction surfaces i.e. ice covered road to clear pavement. Less than desired shift points during light pedal and Wide Open Throttle(WOT) operation or while in Tow/Haul and engine brake modes. 1-2 upshift shudder correction(Diesel engine and DF2 Transmission Only). A harsh 1-2 upshift(DF2 Transmission Only). Excessive gear shifting(DF2 Transmission Only). Harsh 2-1 downshift(DF2 Transmission Only). Delayed engagement when shifting from neutral to drive, neutral to reverse,or park to reverse (garage shifts)(DF2 Transmission Only). Audible squawk noise on 4-3 downshift(DF2 Transmission Only). Poor vehicle acceleration in first gear with vehicle fully loaded(DF2 Transmission Only). MIL illumination with no defect found forDTC P253D - PTO Sense Circuit High(DF2 Transmission Only).
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).
08-111-152019-05-20. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. RA1 Radio Enhancements This bulletin involves updating the software on the RA1 Radio. A customer may experience, one or more of the following conditions: ? Radio may reset, turn itself off and then back on again. All Symptom Listed Below Are For 2013 Vehicles Only: ? Radio may be muted. Any of DTCs B1400-92-Front Left Audio Speaker Output - Performance Incorrect Operation and/or B1404-92- Front Right Audio Speaker Output - Performance Incorrect Operation and/or B1408-92-Rear Left Audio Speaker Output - Performance Incorrect Operation and/or B140C-92-Rear Right Audio Speaker Output - Performance Incorrect Operation, maybe active or stored. ? Radio display screen may turn off. ? Radio will stay on after the vehicle is turned off with remote. (Applies to vehicle with Mopar remote start add on package only). ? Radio will stay on for 20 minutes after ignition is turned off and the only way to turn off the radio is by pressing the power button on the radio. Software was updated to have the radio shut off based on the cluster accessory delay setting.
56041380A2018-11-26. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery Please call Bob Horn at cell (248) 231-3315 prior to replacing any battery. Please identify battery with the last 8 VIN digits along with the 15 digit Medtronic code from the GR-8 tester. If no response in 15 minutes, continue with the repair. Battery needs to be held and not turned in for core charges.
08-028-162018-06-25. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); ELECTRICAL SYSTEM:SOFTWARE. RE2 RE6 RB5 RB6 Radio Software Enhancements This bulletin involves updating the radio software and navigation if equipped. A customer may experience one or more of the following conditions: · Radio display screen will lock up and reset intermittently. · Incorrect routing directions to fuel stations when using Travel Link. · Unable to turn on heated seats; icon is greyed out. · Navigation screen goes blank. · Navigation system freezes/locks up. · Vehicles with Mopar special edition radio will update radio?s splash screen. · Navigation icon shows the vehicle going backward when it?s moving forward.
Z5091195A$2018-06-11. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM); EQUIPMENT; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; 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)
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:
171612018-06-11. Service bulletin. ELECTRICAL SYSTEM:IGNITION; EQUIPMENT; ELECTRICAL SYSTEM:IGNITION:SWITCH. You have been identified as either having stock, or have stock in transit to your dealership. Please return suspect stock of part number 04685719AI. 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.
306572018-06-11. Service bulletin. ELECTRICAL SYSTEM. R4801865AC Alternator Assy - 220 Amp You have been identified as either having stock, or have stock in transit to your dealership. Please return all stock of part number R4801865AC. Replacement is part number 04801865AE which is in stock and available. Please return suspect parts back to your facing depot using Return Code 02, before 04 April, 2017.
08-044-162018-06-11. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Flash: Radio Frequency Hub Module (RFHM) Enhancement This bulletin involves updating the RFHM software. Customers may describe the instrument cluster is illuminating by itself after the ignition has been off for an extended period of time (10 minutes or more).
18-027-16 REV. A2018-06-04. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:DIESEL; ELECTRICAL SYSTEM; EQUIPMENT; POWER TRAIN:AUTOMATIC TRANSMISSION. 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. DTCs have been changed from a one trip fault to a two trip fault: · **P0421 - Catalyst 1 Efficiency Below Threshold Bank 1.** · P2280 - Air Flow Restriction / Leak Between Air Cleaner And MAF. · P203C - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit Low. · P208D - (Diesel Exhaust Fluid) Reductant Pump Control Circuit High. 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: · P2281 - Air Leak Between MAF and Throttle Body. · P218F - Reductant No Flow Detected. · P0218 - Transmission High Temperature Operation Activated (68RFE Only). · P0868 - Line Pressure Low, MIL Action (68RFE Only). · 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: · **Reduction in engine noise during regeneration at idle.** · 68RFE Transmission Overall Shift Quality Improvements. · Test results fix for partial range misfire (68RFE Only). · Ambient Air Temperature Improvements. · Stationary Desoot with wiTECH Fix. · OBD Misfire Monitoring Improvement (68RFE Only).
08-008-17 REV. A2018-06-04. Service bulletin. ELECTRICAL SYSTEM. Flash: BCM Diagnostic and System Improvements This bulletin involves reprogramming the Body Control Module (BCM) with the latest available software. The customer may describe the headlamps flicker while operating at night. This condition may be more prevalent after the bulb(s) have been replaced with an aftermarket bulb.
08-067-162018-05-21. Service bulletin. ELECTRICAL SYSTEM. Ignition Node Module Replacement This bulletin involves replacing the ignition node module. Some customers may experience a no start issue when turning the key fob in the ignition node module(Fig. 1).
68184926A$2018-05-21. Service bulletin. ELECTRICAL SYSTEM. Integrated Center Stack If vehicle is found within 50 mile radius of the Detroit Metro area please hold vehicle and contact:~ Contact one of the following:~ Daniel Acciacca CELL (586) 709-1537~ Michael Savich CELL (248) 214-7270~ Ayed Hadaad CELL (248) 941-8707~ Issue: On a 2015 & 2016MY LA (Challenger), LD(Charger) and LX (300), the Integrated Center Stack (ICS) may experience a lock-up/Inop condition (complete loss of functionality) during any vehicle diagnostic session (reading fault codes, clearing fault codes, reflashing of any module, etc.). If this occurs, do not replace the ICS. The module functionality can be restored if it is reset by disconnecting power to it (by removing fuse, battery disconnect or module connector disconnect).~
05091960A$2018-05-21. Service bulletin. ELECTRICAL SYSTEM. Hands Free Module - CTM ? Peiker For RT, JK and MK bodies only; Before replacing the Hands Free Module (HFM), please contact Gaurav Saxena at cell (248) 260-0583~ IMPORTANT - do not reset the HFM, clear codes or perform a battery reset before calling. Engineering is currently root causing this issue and your assistance is greatly appreciated. Seeking vehicles with HFM in a locked state, inoperative, or offline. If unable to reach this person within 15 minutes, then proceed with the necessary repair.
05066241A$2018-05-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Battery - Transmitter For vehicles within 12 Months in Service which have a "FOB Battery Low" message within Cluster or DTC B1A10 or B1A11 Active or Stored. Engineering is requesting complete FOB returned unopened (ie, battery not removed or FOB housing opened!). ~ All others, follow normal procedures.~ Please ensure Dealer Technicians are aware of this request to allow for gain in FOB Battery depletion understanding.
08-009-162017-11-03. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM; EQUIPMENT. Radio Software Enhancements This bulletin involves updating the radio's software. 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. · Korean language was not supported (APAC - Korea only). Additional Enhancements: · Removed the charging schedule from showing in the setting menu (FF BEV only). · Adding Korean language support (APAC - Korea only).
05150945A$2017-11-03. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM). Powertrain Control Module If a PCM/ECM is being replaced due to liquid being present inside of the PCM/ECM electrical connector(s) on a 2015-2016 model year 5.7L Hemi DS, D2, DD, DJ or DX truck, please call Lou Nigro at cell (810) 293-3858. If no response is received within 15 minutes, please continue with repair.~
21-005-162017-11-03. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Shift And Drivability Enhancements This bulletin involves reprogramming the Transmission Control Module (TCM) with the latest available software. Some customers may experience one or more of the following conditions: · A harsh 1-2 upshift. · Excessive gear shifting.

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