WenmarOpen by Wenmar Pro

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.

By type

By component

By trouble code

By topic

Bulletins, newest first
S19080002082020-05-18. Service bulletin. EQUIPMENT. Satellite Radio Inoperative Radio Has Code B156B-13.
S20080000292020-05-18. Service bulletin. STEERING. Heated Steering Wheel, Steering Wheel Switch Controls Inoperative
S20230000182020-05-18. Service bulletin. LANE DEPARTURE; TRAILER HITCHES. Trailer Detection For Heavy Duty Truck - Blind Spot And Trailer Merge Assist
S20230000142020-05-18. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Single Pop Noise From Rear Of Sunroof While Opening
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.
90042302020-05-18. Service bulletin. VISIBILITY; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. LAMP, Center High Mounted Stop (CHMSL - Cargo lamp) For concern of water leak intrusion at CHMSL lamp: Before CHMSL lamp removal, please check for proper CHMSL installation. Verify that CHMSL harness is well hidden (not visible) into the cabin and not trapped between lamp and cabin. If harness is trapped, take a picture and verify seal foam also has a harness mark. Add this comment into narrative. Please call FCA Redacted Content prior to replacing the component (if needed). If no response in 15 minutes, proceed with repair.
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.
S18080001472020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL. Radio Does Not Save Sirius XM 360L Radio Presets
S19080002082020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL. Satellite Radio Inoperative Radio Has Code B156B-13.
S20080000292020-04-27. Service bulletin. WHEELS; STEERING; ELECTRICAL SYSTEM. Heated Steering Wheel, Steering Wheel Switch Controls Inoperative
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.
90042302020-04-27. Service bulletin. EXTERIOR LIGHTING. LAMP, Center High Mounted Stop (CHMSL - Cargo lamp) For concern of water leak intrusion at CHMSL lamp: Before CHMSL lamp removal, please check for proper CHMSL installation. Verify that CHMSL harness is well hidden (not visible) into the cabin and not trapped between lamp and cabin. If harness is trapped, take a picture and verify seal foam also has a harness mark. Add this comment into narrative. Please call FCA Redacted Content prior to replacing the component (if needed). If no response in 15 minutes, proceed with repair.
90042362020-04-27. Service bulletin. LATCHES/LOCKS/LINKAGES:TAILGATE:LATCH. 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.
08-020-202020-04-06. Service bulletin. SEATS:FRONT ASSEMBLY:SEAT HEATER/COOLER; ELECTRICAL SYSTEM. Body Control Module (BCM) Reconfigure for Enabling the Auto-On Comfort Settings This bulletin involves reconfiguring the BCM and possibly a radio reset, to enable the auto-on comfort settings. Customers may comment on one or more of the following:If below 4 °C (40 °F), the heated seats or heated steering wheel turn on by themselves. If above 26 °C (80 °F), the vented seats turn on by themselves. Cannot turn off the auto-on comfort feature. With the symptom/condition listed above, there?s no setting in the radio to turn the auto-on comfort feature off.
OD628912020-04-06. Service bulletin. POWER TRAIN. Safety Recall W03 2019-2020 D Transmission Valve Body Recommended Operation Ahead of Recall Launch
S19180000032020-04-06. Service bulletin. ENGINE. Intermittent Engine Buck, Surge, or Misfire.
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
S19250000042020-04-06. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp Illumination (MIL). Diagnostic Trouble Code (DTC) P203E ? Reductant Level Sensor 1 Circuit Intermittent-Erratic Set
S19080000222020-04-06. Service bulletin. EQUIPMENT. Navigation Search Feature Does Not Work
S14080003842020-04-06. Service bulletin. ELECTRICAL SYSTEM. Intelligent Battery Sensor-IBS Installation, Battery Charging Message, Start Stop Charging Warning Lamp Illuminated On Stop Start Equipped Vehicles
S19080001742020-04-06. Service bulletin. EQUIPMENT. Radio Screen Black At Vehicle Startup After A Sleep Cycle
S20080000102020-04-06. Service bulletin. EQUIPMENT. Apple Carplay Inoperative Or Not Working, Phone Not Pairing, Carplay Lockup Or Freeze.
90042122020-04-06. Service bulletin. SEATS. MAT, Front Seat Cushion, Suspension If there is a BSR/Noise/Creak or misinstallation or damaged part related to the Flex Mat, the Spring, the Seat Bottom or Seat Cushion of the Front Seats DO NOT DISASSEMBLE the components. Please contact FCA Redacted Content. If no response, please leave a message and send an e-mail to FCA Redacted Content and FCA Redacted Content If no response in 15 minutes, proceed with repair.

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