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Service bulletins for the 2020 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.

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

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Only bulletins with component: Driver assistance are shown. Show all

Bulletins, newest first
90043692021-05-24. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION. CAMERA (surround view - digital) When vehicle is equipped with surround view system (XAK sales code) and rear camera is not functioning - If rear camera is not functioning we would expect to see these Diagnostic Trouble Code (DTCs) set by the Central Vision Processing Module (CVPM) - B217A-92 Rear Camera-Performance or Incorrect Operation U0264-00 Lost Communication With Camera Module - Rear 1. Take picture of head unit display so we can verify what part of the image is not functioning (Surround View vs. Rearview Camera) 2. Take vehicle scan and config report so we can verify s/w, DTCs, and vehicle config 3. If rear camera is not functioning, disconnect and reconnect the camera to ensure that the same camera is still not functioning. We want to ensure that the connection at the rear camera is secure. 4. Send information to FCA Redacted Content.
18-012-21 REV. A2021-04-26. Service bulletin. FUEL SYSTEM, DIESEL; SERVICE BRAKES, HYDRAULIC; ELECTRICAL SYSTEM; BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING. Flash: Powertrain Control Module (PCM) Updates 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 the technician may find that one or more of the following Diagnostic Trouble Codes (DTCs) have been set:P20E8-00 - Reductant Pressure Too Low. P0301-00 - Cylinder 1 Misfire(Sym Cam Pump Only). P0302-00 - Cylinder 2 Misfire (Sym Cam Pump Only). P0303-00 - Cylinder 3 Misfire (Sym Cam Pump Only). P0304-00 - Cylinder 4 Misfire(Sym Cam Pump Only). P0305-00 - Cylinder 5 Misfire(Sym Cam Pump Only). P0306-00 - Cylinder 6 Misfire(Sym Cam Pump Only). P1C54-00 - SCR NOx Catalyst Missing. P242F-00 - Diesel Particulate Filter Restriction - Ash Accumulation (68RFE Only). P2463-00 - Diesel Particulate Filter Restriction - Soot Accumulation Bank 1(68RFE Only). P1451-00 - Diesel Particulate Filter System Performance (68RFE Only). P0299-00 - Turbocharger Underboost. P2706-00 - MS Solenoid Circuit (68RFE Only). P1D73-00 - AGS Performance. P0299-00 - Turbocharger Underboost. P2463-00 - Diesel Particulate Filter Restriction - Soot Accumulation Bank 1. P1451-00 - Diesel Particulate Filter System Performance. P242F-00 - Diesel Particulate Filter Restriction - Ash Accumulation. P24A5-00 - EGR Cooler Bypass Bank 1 Control Stuck (Sales Code ETM). P20EE-00 - NOx Catalyst Efficiency Below Threshold(Sales Code ETM). P0420-00 - Catalyst System Efficiency Below Threshold Bank 1(Sales Code ETM). P2002-00 - Diesel Particulate Filter Efficiency Below Threshold (Sales Code ETM). P0191-00 - Fuel Rail Pressure Sensor Circuit Performance(Sales Code ETM). P0461-00 - Fuel Level Sensor 1 Performance(Sales Code ETM). P0401-00 - EGR System Performance(Sales Code ETM). P208B-00 - Reductant Pump 1 Control Performance(Sales Code ETM). The customer may also notice one or more of the following:Harsh downshift clunk during exhaust brake
S1808000097 Rev.2021-04-26. Service bulletin. BACK OVER PREVENTION. Back Up Camera Inoperative Complaints, Radio Display Blue Or Blank When Placed In Reverse
90040172021-04-26. Service bulletin. BACK OVER PREVENTION. CAMERA, Rear View For concerns of back up camera flicker/blank/blue/black screen or camera inop, please ensure Radio is at latest software level. After update, system requires three sleep cycles to function properly. Please verify camera LVDS- Low-Voltage Differential Signaling cable connection at camera and radio head unit. Also verify harness connection between high mounted stop lamp and body harness for bent pins or loose connection at XY310A, XY485A inlines. Please create and send a copy of the vehicle scan report and specify radio SW version and radio head unit ID toFCA Redacted Content or call FCA Redacted Content for any additional questions or assistance needed. If no response in 15 minutes, proceed with repair. Please be sure to attach a copy of the Vehicle Scan Report on the repair order.
S21080000032021-02-16. Service bulletin. LANE DEPARTURE; STEERING. Cluster Displays Blind Spot Alert Off Incompatible Trailer Message, Left Steering Wheel Switches Do Not Allow Update Or Change
S20230000182020-08-24. Service bulletin. LANE DEPARTURE; TRAILER HITCHES. Trailer Detection For Heavy Duty Truck - Blind Spot And Trailer Merge Assist
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
S19080000652020-05-26. Service bulletin. BACK OVER PREVENTION; ELECTRICAL SYSTEM. Cargo Camera Image Off Center
S20080000422020-05-26. Service bulletin. BACK OVER PREVENTION; BACK OVER PREVENTION: CAMERA SYSTEM. Radio Display Is Black After Replacing The Rear View Camera
S20230000182020-05-26. Service bulletin. TRAILER HITCHES; LANE DEPARTURE. Trailer Detection For Heavy Duty Truck - Blind Spot And Trailer Merge Assist
S20230000182020-05-18. Service bulletin. LANE DEPARTURE; TRAILER HITCHES. Trailer Detection For Heavy Duty Truck - Blind Spot And Trailer Merge Assist
90042402020-05-18. Service bulletin. BACK OVER PREVENTION; LANE DEPARTURE; FORWARD COLLISION AVOIDANCE. Front End Cover, Cold Weather Cover FRONT END COLD WEATHER COVER CAN NOT BE INSTALLED ON VEHICLES WITH FRONT CAMERA IN THE GRILL. Do Not Cover The Forward Collision Warning System Camera. An updated cover will be available by June 2020.
90042362020-05-18. Service bulletin. SEATS; ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); VEHICLE SPEED CONTROL. LATCH, Tailgate Striker position also affects closing effort. Prior to ordering this part for a customer stating the Tailgate will not auto release when the tailgate is closed or is hard to close, first try adjusting the tailgate strikers to minimize the force required to close. The strikers must be centered up/down in the latch opening. You have to balance tailgate flushness and closing effort by moving the strikers fore or aft. Please contact FCA Redacted Content for diagnostic assistance and information to assist in problem resolution if needed. If no response in 15 minutes, proceed with repair.
S20230000182020-04-27. Service bulletin. VISIBILITY; BACK OVER PREVENTION; LANE DEPARTURE; TRAILER HITCHES. Trailer Detection For Heavy Duty Truck - Blind Spot And Trailer Merge Assist
S20230000142020-04-27. Service bulletin. BACK OVER PREVENTION. Single Pop Noise From Rear Of Sunroof While Opening
90042402020-04-27. Service bulletin. FORWARD COLLISION AVOIDANCE. Front End Cover, Cold Weather Cover FRONT END COLD WEATHER COVER CAN NOT BE INSTALLED ON VEHICLES WITH FRONT CAMERA IN THE GRILL. Do Not Cover The Forward Collision Warning System Camera. An updated cover will be available by June 2020.
90041572020-04-06. Service bulletin. ELECTRONIC STABILITY CONTROL:AUTOMATIC (ASC); POWER TRAIN; SUSPENSION; ELECTRICAL SYSTEM. MODULE, Air Suspension, [SEB] For replacement of Air Suspension Control Module (ASCM) due to the following DTCs, please contact FCA Redacted Content to aid in root-cause prior to repair at FCA Redacted Content or FCA Redacted Content U0132 (Loss of Comm) U0421 (Implausible Data) C220C (Software Supervision) C15DE-72 (Exhaust Solenoid Actuator Stuck Open) If no response in 15 minutes, proceed with repair. As per STAR Online case S1917000002: Do not replace any components. First record the DTC?s by creating and saving a vehicle scan report with WiTECH under the reports tab. Next, attempt to reset the ASCM by removing the F50 20A ASCM fuse in the Power Distribution Center. Then reinstall the fuse. Using WiTECH check for DTC?s. If U0132, U0421, U0422 DTCs are now stored, clear them. Perform a short test drive. If the codes do not return do not repair. Condition is under investigation by engineering.

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