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Service bulletins for the 2015 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.

523 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
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.
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.~
08-046-16 REV. A2017-11-03. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); ELECTRICAL SYSTEM. Flash: Air Suspension Control Module (ASCM) System Enhancements This Bulletin involves updating the (ASCM) software. A customer may describe the following: Cluster stays awake after ignition is turned off for 10 minutes or more. False message ?Battery Voltage Low - Start Engine to Change Ride Height? which appears in the Electronic Vehicle Information Center (EVIC). This condition may occur when the vehicle is first started and the suspension is switched from alternate trailer ride height to normal ride height.
08-028-17 REV. B2017-11-03. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. RA3 and RA4 Radio Over The Air Software Updates 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. The following improvements are included in this update:Fix for sport mode not working in the performance menu page (2015 LA equipped with 6.4L and 5.7L Sales Codes ESH and EZC Only). Adds Apple Siri® Eyes Free capability for iPhone® owners. Auto Play can now be configured. Adds do not disturb text message feature. The ability to drag and drop icons into the menu bar. Fix for radio locks up/frozen. Fix for stuck on black/blank screen. Human Machine Interface (HMI) improvements. Several navigation improvements. Fix for radio loss of time display. Media devices, phone pairing and Bluetooth usage improvements. Improved tuner performance. Enhanced Voice recognition (VR) performance. Enhancements in Connectivity Apps (Yelp, Pandora, Aha, etc).
68210071A$2017-11-03. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Intake Grid Heater Grid Heater Relay 2012 - 2016 6.7L Cummins engines with Intake Heater issues or DTC P2609 and P0542, please replace the Intake Heater Grid and Relay as a set. 68210071A$ (relay) and 05187880A$ (grid). Inspect electrical cable between the heater grid and relay for signs of possible overheating. Replace cable as necessary.
18-099-162017-11-03. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Flash: 6.7L Diagnostic And System Improvements This bulletin involves reprogramming the Engine Control Module (ECM) with the latest available software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo diesel. NOTE: There will be a choice between two calibrations. One for vehicles that utilize an ammonia sensor and one for vehicles that have had the ammonia sensor removed. Be sure to select the correct software based on vehicle configuration. Improvements to prevent or reduce Malfunction Indicator Lamp (MIL) illumination when no defect is present for the following Diagnostic Trouble Codes (DTCs): · **P20EE - Selective Catalytic Reduction (SCR) NOx Catalyst Efficiency Below Threshold - Bank 1 (For ammonia sensor equipped vehicles).** · P1C55 - NOx Sensor Intermittent - Bank 1 Sensor 1 (For ammonia sensor deleted systems only). · P218F - Reductant No Flow Detected. · P242F - Diesel Particulate Filter Restriction - Ash Accumulation. · U110E - Lost Ambient Temperature Message. · P205E - (Diesel Exhaust Fluid) Reductant Tank Temperature Sensor Circuit Intermittent (setting when the block heater is plugged in). · P20E8 - (Diesel Exhaust Fluid) Reductant Pressure Too Low. · U3017 - Control Module Timer/Clock Performance. · U1421 - Implausible Ignition Key Off Time Received. · P2281 - Air Leak Between MAF And Throttle Body. Other Software Improvements: · Ambient Air Temperature Improvements. · Operational Improvement for Dual Alternators. · Selective Catalytic Reduction (SCR) Efficiency scan tool test improvement. · Fuel Filter Minder calibration changes. · wiTECH Fuel Pressure Override and Fuel System Run Up test improvements. · Exhaust Gas Recirculation (EGR) system improvement to help prevent freeze up. · Diesel Exhaust Fluid (DEF) system enhancement during stationary regeneration.
08-072-162017-11-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. RG3 RG4 RJ3 RJ4 Radio EnhancementsThis bulletin involves inspecting and if required, updating the radio software.A small number of customers may experience one or more of the following: · Blind Spot module beep or chime sound may be heard continuously (KL Only). · Radio may keep the CAN bus network awake, causing a battery drain. · Voice Recognition (VR) to set temperature, will indicate wrong setting to rear seat temperature.· Not possible to set temperature in degrees Celsius using the VR (UK vehicles only). · Teleprompter does not appear when pressing the VR button.· VR operation cancels while in media mode. · Radio may display camera?s previous image before displaying the current image. · Navigation lost vehicle position during route calculation. · Navigation displays are missing after vehicle heading changes. · Navigation giving incorrect guidance to exit the highway. · FM audio may switch to AM after ignition cycle. · Text messages appear as sender?s phone number not their name. · VR phone button may not work at times. · Audio muted after AUX device is disconnected. · VR ?Listen? to text will only play 1st message. · Drive Mode: Eco, Sport or Normal setting may not be saved after key cycle (LA, LD, LX and ZD Only). Drive Mode: Shift light On/Off, out of sync (LA, LD, LX and ZD Only). · Speed adjusted volume may not work.· AM/FM seek or tuner soft keys may be missing.· Display screen shows ambient temperature as ?- - ? not normal values. Improvements:· **User can pair iPhone with Uconnect via Bluetooth and talk to Siri through Uconnect.Improvements:· **User can pair iPhone with Uconnect via Bluetooth and talk to Siri through Uconnect.· HVAC temperature out of sync with radio display (KL Only).** · Spanish translation. · Radio station, scroll feature. · Drive Mode: Launch control button, text improvements (LA, LD, LX and ZD Only). · Displays correct media, song titles and tracks. · Incoming calls, audio enhance
18-037-16 REV. A2016-07-14. Service bulletin. ENGINE; ELECTRICAL SYSTEM:SOFTWARE. This bulletin involves reprogramming the Engine Control Module/Powertrain Control Module (ECM/PCM) with the latest available software.
08-053-162016-07-14. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:ELECTRICAL; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. SUBJECT: Flash: RA3/RA4 Radio Software Enhancements OVERVIEW: This bulletin involves inspecting and, if required, updating the radio software.
08-046-162016-07-14. Service bulletin. SUSPENSION:REAR:SPRINGS:AIR SUSPENSION SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. SUBJECT: Flash: Air Suspension Control Module (ASCM) System Enhancements SYMPTOM/CONDITION: A customer may describe the following: · **Cluster stays awake after ignition is turned off for 10 minutes or more.** · False message “Battery Voltage Low - Start Engine to Change Ride Height” which appears in the Electronic Vehicle Information Center (EVIC). This condition may happen when the vehicle is first started and trying to move the suspension from trailer ride height to normal ride height.
08-046-162016-07-07. Service bulletin. SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM; ELECTRICAL SYSTEM:SOFTWARE. SUBJECT: Flash: Air Suspension Control Module (ASCM) System Enhancements OVERVIEW: This Bulletin involves updating the (ASCM) software. SYMPTOM/CONDITION: A customer may describe the following: • **Cluster stays awake after ignition is turned off for 10 minutes or more.** • False message “Battery Voltage Low - Start Engine to Change Ride Height” which appears in the Electronic Vehicle Information Center (EVIC). This condition may happen when the vehicle is first started and trying to move the suspension from trailer ride height to normal ride height.
18-037-162016-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
18-036-162016-06-22. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
18-002-15 REV. B2016-06-22. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
18-002-15 REV.A2016-06-22. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
18-052-142016-05-09. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-109-142016-04-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-108-142016-04-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-099-142016-04-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-096-142016-04-26. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-096-142016-04-26. Service bulletin. ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-079-14REV.C2016-04-26. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
08-026-13REV.B2016-04-12. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM. SUMMARY TO BE PROVIDED ON A FUTURE DATE.
SB08-090-152015-11-12. Service bulletin. ELECTRICAL SYSTEM. RAM 3500 CAB CHASSIS AND RAM 4500/5500 CAB CHASSIS: LACK OF AUDIBLE CHIME DURING THE USE OF PARKSENSE REAR PARK ASSIST SYSTEM *CN

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