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Service bulletins for the 2019 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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
24-001-202020-12-28. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. HVAC Housing Service This bulletin informing the Technician about an HVAC housing redesign with components that need to be serviced together when servicing the HVAC housing. Customers may experience the following: Poor Air conditioning system performance (Slow or excess time to cool down). HVAC is slow to cool, left center instrument panel outlet is warmer than right side instrument panel outlets.
W39 Combo Rev12020-12-28. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Customer Satisfaction Notification W39 Bed Step
703272020-12-28. Service bulletin. FUEL SYSTEM, GASOLINE. Warranty Bulletin D-19-02 Fast Feedback Program - 6.7L Cummins Engine - 2019 & 2020 HD Ram & Fuel Injection Pump - All Models (Rev. F)
S20210000062020-12-28. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION; EQUIPMENT. Transmission Slip/Flare During Shifts With No Diagnostic Trouble Codes (DTCs) Set. Manual Drive Learn Procedure.
S20080001862020-12-28. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM):SOFTWARE; ELECTRICAL SYSTEM. Engine Control Module (ECM) Flash Failure, Diagnostic Trouble Code (DTC) U1601 ? ECU Application Software Code 1 Missing Or Corrupted
S20080001722020-12-28. Service bulletin. ELECTRICAL SYSTEM. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
S1908000028 Rev.2020-12-28. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. (Rev. A) Power Inverter Load Ratings
S20080001692020-12-28. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY:DOOR; VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. Drivers Front Window Makes Noise While Raising And Lowering
24-001-202020-12-21. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER; EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. HVAC Housing Service This bulletin informing the Technician about an HVAC housing redesign with components that need to be serviced together when servicing the HVAC housing. Customers may experience the following: Poor Air conditioning system performance (Slow or excess time to cool down). HVAC is slow to cool, left center instrument panel outlet is warmer than right side instrument panel outlets.
W39 Combo Rev12020-12-21. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:MECHANICAL. Customer Satisfaction Notification W39 Bed Step
703272020-12-21. Service bulletin. FUEL SYSTEM, GASOLINE; ENGINE. Warranty Bulletin D-19-02 Fast Feedback Program - 6.7L Cummins Engine - 2019 & 2020 HD Ram & Fuel Injection Pump - All Models (Rev. F)
S20210000062020-12-21. Service bulletin. EQUIPMENT; POWER TRAIN:MANUAL TRANSMISSION. Transmission Slip/Flare During Shifts With No Diagnostic Trouble Codes (DTCs) Set. Manual Drive Learn Procedure.
S20080001862020-12-21. Service bulletin. ENGINE; ELECTRICAL SYSTEM. Engine Control Module (ECM) Flash Failure, Diagnostic Trouble Code (DTC) U1601 ? ECU Application Software Code 1 Missing Or Corrupted
S20080001722020-12-21. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM; EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Screen Flickering When Using Apple CarPlay Or Android Auto.
S1908000028 Rev.2020-12-21. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. (Rev. A) Power Inverter Load Ratings
S20080001692020-12-21. Service bulletin. VISIBILITY:POWER WINDOW DEVICES AND CONTROLS. Drivers Front Window Makes Noise While Raising And Lowering
18-060-20 REV. A2020-11-30. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ENGINE; FUEL SYSTEM, GASOLINE. 6.7L Cummins Engine High Pressure Fuel Injection Pump Identification Differences This bulletin provides information regarding the identification differences in the high pressure fuel injection pumps between the new style Symetrical Cam design pump and the old syle Asymetrical Cam design used on the 6.7L Cummins in the 2019 and 2020 HD Trucks. The following information is intended to eliminate confusion and possible noise complaints shortly after pump replacement or ECMreprogramming.
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.
688512020-11-30. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT. Safety Recall W44 Bed Step Updated Dealer Instructions
S1918000003 Rev.2020-11-30. Service bulletin. FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM; ENGINE. Revision A: Intermittent Engine Buck, Surge, or Misfire.
S1923000047 Rev.2020-11-30. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:SOFTWARE. P1D73 AGS (Active Grille Shutter Performance), Malfunction Indicator Lamp (MIL) Illuminated
S20100000012020-11-30. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. Customer complaint of air bag lamp on. B0029-11-RIGHT CURTAIN DEPLOYMENT SQUIB 1-CIRCUIT SHORT TO GROUND
S20080001512020-11-30. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:PRESSURE/TEMPERATURE SENSOR. Outside Air Temperature Displayed On Cluster Or Radio Are Inaccurate
90043122020-11-30. Service bulletin. POWER TRAIN; EQUIPMENT. TRANSMISSION KIT, With Torque Converter If the Aisin DF2 transmission (2019/ 2020 MY) has experienced a complete clutch failure under normal usage, has fiber disc medium found in the oil pan, and lists P codes 1731, 0731, 0736, & 0733, please contact FCA Redacted Content. If no response in 15 minutes, proceed with repair.
08-088-202020-10-26. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. Squeak, Rattle, Or Metallic Tapping Sound From Under The Instrument Panel This bulletin involves Inspecting and replacing the AMP bracket fastener. The customer may describe one or both of the following:A bolt may have been found in the driver foot well. A squeak, rattle or metallic tapping sound from under the instrumentpanel (this is due to amp bracket being loose and hitting against the IP Cross Car Beam). They may mention noise worsens during whentraveling on rough/bumpy roads.

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