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Service bulletins for the 2019 Ram 4500

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
S21080000912022-08-22. Service bulletin. ELECTRICAL SYSTEM. When The PTO Is Engaged, The Engine RPM Will Surge And Cannot Increase above 1100 RPM. Diagnostic Trouble Codes (DTCs) P061B ? Internal Control Module Torque Performance, And/Or P064B ? PTO Control Module, Set.
08-016-212022-07-18. Service bulletin. ELECTRICAL SYSTEM; BACK OVER PREVENTION. Radio and Back-up Camera Enhancements This bulletin involves updating the radio software level to 1848.34. Customers may experience one or more of the following:Radio display screen flickers. Clock loses 6 seconds per day (JL with 5 inch screen). Green horizontal lines on back up display, in reverse (If this is the customer concern use camera LOP 18-60-02-W2, on DT and JL vehicles only). Ghost Touch, features, modes and App?s changing without drivers input. Speaker pop noise when using Bluetooth device. When vehicle is first start the radio will reset and the time display shows 12:00. Audio distortion and volume fluctuation. Blank rear camera image in reverse (If this is the customer concern use camera LOP 18-60-02-W2, on DT and JL vehicles only). Audio distortion (KL vehicles). Audio cutting in and out during memory recall. Ring tone too loud. AM/FM volume fluctuates. While in CarPlay® or Android Auto Google® maps showing wrong location. Phone disconnected after first call. Black screen or White screen with vertical lines. Personal Identification Number (PIN) clears and volume locked while KeySense is used. Audio static while in SXM/SAT modes. Echo heard during Bluetooth phone calls. The radio is locked up. The radio remains on after ignition has been turned off. The radio resets. The radio screen turns black. Intermittently requires an anti-theft code to be entered. Software update also includes software enhancement.SXM sound and behavior improvements.
21-001-212022-07-18. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Transmission Control Module (TCM) Updates This bulletin involves reprogramming the TCM with the latest available software. The customer may experience one or more of the following:Poor shift quality. Shift or gear hunting. The 6-4 and 5-3 shift can have a bump. Some 2-3, 3-4 or 4-5, shifts may flare when the transmission is cold. Coastdown bump. The following software enhancement is available:Stored faults can only be cleared by a diagnostic scan tool, this software will allow the TCM to self clear.
S21080000222022-07-18. Service bulletin. LANE DEPARTURE; TRAILER HITCHES. Service Trailer Brake Warning Message Displayed On The Cluster
S2018000005 Rev.2022-07-18. Service bulletin. BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE; EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Code (DTC) P046C ? Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Low Set.
S21090000012022-07-18. Service bulletin. SERVICE BRAKES. Customer may complain of a MIL lamp on. Upon further investigation there could be a fault code in the PCM for P1524 ? Oil Pressure Out of Range ? Camshaft Advance/Retard Disabled.
14-008-222022-06-27. Service bulletin. ENGINE; FUEL SYSTEM, GASOLINE:FUEL INJECTION SYSTEM. 6.7L Cummins Engine High Pressure Fuel Injection Pump Identification Differences This bulletin provides information regarding the identification differences between the CP4 style high-pressure fuel injection pump, and the new CP3.3 style high-pressure fuel injection pumps installed under the Y78 recall. The following information is intended to eliminate confusion and possible noise complaints shortly after pump replacement or ECM reprogramming.
18-056-222022-06-27. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN; ENGINE AND ENGINE COOLING. 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 DTCs have been set: P0506-00 - Idle Control System RPM - Lower Than Expected. P0607-00 - ECU Internal Performance. P20E8-00 - Reductant Pressure Too Low. P0301-00 - Cylinder 1 Misfire. P0302-00 - Cylinder 2 Misfire. P0303-00 - Cylinder 3 Misfire. P0304-00 - Cylinder 4 Misfire. P0305-00 - Cylinder 5 Misfire. P0306-00 - Cylinder 6 Misfire. P0299-00 - Turbocharger Underboost. P1D73-00 - AGS Performance. P0626 - Generator Field Control Circuit High. P218F - Reductant No Flow Detected. P2002 - Diesel Particulate Filter Efficiency Below Threshold. P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. P0191 - Fuel Rail Pressure Sensor Circuit Performance. P0461 - Fuel Level Sensor 1 Performance. P0401 - EGR System Performance. P20EE - NOx Catalyst Efficiency Below Threshold. P061A - Level 2 Torque Performance. P061B - Internal Control Module Torque Calculation Performance. P061E - Internal Control Module Brake Signal Performance. P062C - Etc Level 2 MPH Performance. P0106 - Manifold Absolute Pressure Sensor Performance (In extreme cold ambient temperatures). P0116 - Engine Coolant Temperature Sensor Performance. P0420 - Catalyst System Efficiency Bank 1. P1507 - Crankcase Filter Restriction. P20E8 - (Diesel Exhaust Fluid) Reductant Pressure Too Low. P203F - (Diesel Exhaust Fluid) Reductant Level Too Low. P226C - Turbocharger Boost Control ?A? Slow Response (In extreme cold ambient temperatures). P2579 - Turbocharger Speed Sensor Circuit. U0101 - Lost Communication with TCM. U02A3 - Lost of Communication with PM Sensor. U3017 - Control Module Timer/Clock Performance. The customer may also notice one or more of the following: PTO Allows E-Sto
18-099-222022-06-27. Service bulletin. FUEL SYSTEM, DIESEL:DELIVERY:FUEL PUMP; EXTERIOR LIGHTING; EQUIPMENT; FUEL SYSTEM, DIESEL:FUEL INJECTION SYSTEM:FUEL RAIL. Diesel Fuel Pump Failure and System Contamination This bulletin involves inspecting for fuel pump failure and fuel system contamination. Also fuel system cleaning and fuel system kit replacement. 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: P0087-00 - Fuel Rail Pressure Too Low. P008A-00 - Low Pressure Fuel System Pressure - Too Low. P0201-00 - Fuel Injector 1 Circuit/Open. P0202-00 - Fuel Injector 2 Circuit/Open. P0203-00 - Fuel Injector 3 Circuit/Open. P0204-00 - Fuel Injector 4 Circuit/Open. P0205-00 - Fuel Injector 5 Circuit/Open. P0206-00 - Fuel Injector 6 Circuit/Open. The customer may also notice the following:Engine will not start.
S228A0000042022-06-27. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Panasonic VP4R Wi-Fi New Enrollment Pause
90044702022-06-27. Service bulletin. ELECTRICAL SYSTEM:WIRING; TRAILER HITCHES. CONNECTOR/WIRING, Trailer Tow If the connector or wiring is physically damaged, burned, melted or corroded, prior to replacing the part, please contact FCA Redacted Content If no response in 15 minutes, proceed with repair. Please send pictures of the failed part to FCA Redacted Content
18054212022-05-31. Service bulletin. EQUIPMENT; FUEL SYSTEM, DIESEL. Diesel Fuel Pump Failure and System Contamination This bulletin involves inspecting for fuel pump failure and fuel system contamination. Also fuel system cleaning and fuel system kit replacement. 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: P0087-00 - Fuel Rail Pressure Too Low. P008A-00 - Low Pressure Fuel System Pressure - Too Low. P0201-00 - Fuel Injector 1 Circuit/Open. P0202-00 - Fuel Injector 2 Circuit/Open. P0203-00 - Fuel Injector 3 Circuit/Open. P0204-00 - Fuel Injector 4 Circuit/Open. P0205-00 - Fuel Injector 5 Circuit/Open. P0206-00 - Fuel Injector 6 Circuit/Open. The customer may also notice the following:Engine will not start.
S17230000012022-05-31. Service bulletin. VISIBILITY. Left Hand Drivers Side Mirror Takes Longer to Defrost Or Clear Than Right Side Passenger
S18090000072022-05-31. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. Customer Complaint May Include Engine Oil Leak Or Consumption
18056222022-05-31. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE (TCM/PCM/TECM); ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING; EQUIPMENT. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the Engine Control Module/Powertrain ControlModule (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 moreof the following DTCs have been set: P0506-00 - Idle Control System Rpm - Lower Than Expected. P0607-00 - ECU Internal Performance. P20E8-00 - Reductant Pressure Too Low. P0301-00 - Cylinder 1 Misfire(Sym Cam only). P0302-00 - Cylinder 2 Misfire(Sym Cam only). P0303-00 Cylinder 3 Misfire(Sym Cam only). P0304-00 - Cylinder 4 Misfire(Sym Cam only). P0305-00 - Cylinder 5 Misfire(Sym Cam only). P0306-00 - Cylinder 6 Misfire(Sym Cam only). P0299-00 - Turbocharger Underboost. P1D73-00 - AGS Performance. P0626 - Generator Field Control Circuit High. P218F - Reductant No Flow Detected. P2002 - Diesel Particulate Filter Efficiency Below Threshold. P24A5 - EGR Cooler Bypass Bank 1 Control Stuck. P0191 - Fuel Rail Pressure Sensor Circuit Performance. P0461 - Fuel Level Sensor 1 Performance. P0401 - EGR System Performance. P20EE - NOx Catalyst Efficiency Below Threshold. P061A - Level 2 Torque Performance. P061B - Internal Control Module Torque Calculation Performance. P061E - Internal Control Module Brake Signal Performance. P062C - Etc Level 2 MPH Performance. P0106 - Manifold Absolute Pressure Sensor Performance (In extreme cold ambienttemperatures). P0116 - Engine Coolant Temperature Sensor Performance. P0420 - Catalyst System Efficiency Bank 1. P1507 - Crankcase Filter Restriction. P20E8 - (Diesel Exhaust Fluid) Reductant Pressure Too Low. P203F - (Diesel Exhaust Fluid) Reductant Level Too Low. P226C - Turbocharger Boost Control ?A? Slow Response (In extreme cold ambienttemperatures). P2579 - Turbocharger Speed Sensor Circuit. U0101 - Lost Communication with TCM. U02A3 - Lost of Communication with PM Sensor. U3017 - Control Module Timer/Clock Performan
822942022-05-31. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE; FUEL SYSTEM, GASOLINE. Warranty Bulletin D-19-02 Fast Feedback Program - 6.7L Cummins Engine & Fuel Injection Pump - 2019 - 2022 HD Ram - All Models (Rev. I)
S22080000732022-05-31. Service bulletin. ELECTRICAL SYSTEM. No Start, After Flash And Or PCM Replace, DTC P0513 Invalid Skim Key Setting
S2208000011 RevB2022-05-31. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:WIRELESS CHARGER/CRADLE. Wireless Qi Charger Not Charging
S1708000118 RevB2022-05-31. Service bulletin. ELECTRICAL SYSTEM. Battery Drain Concern, Dual USB Port Normal Operational Draw, Extended Illumination Or Extended Operation After Key Off
S22080000682022-05-31. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. ?Device Not Supported? Message on the radio screen
S22090000022022-05-31. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. Customer complaints may include abnormal engine noise, rough idle, lack of power, misfire. When performing diagnosis, an internal engine concern may be suspected.
S1923000050 RevA2022-05-31. Service bulletin. STRUCTURE:BODY:HOOD; STRUCTURE. Hood Shake Or Flutter While Driving
08-119-21 REV. A2021-12-13. Service bulletin. ELECTRICAL SYSTEM. UAX, UCX, UAV and UCV Radio Over the Air Software Version 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 radio software will be updated to:DT with UAX and UCX - Current software 34.2RM will be update to 34.31FRM. All other vehicles and radio combinations - 34.2. The national launch for the FOTA will begin July 21, 2021. Customers may experience one or more of the following: SOS, Automatic SOS (ASOS) , assist calls not showing correct location(DT Vehicles with UAX and UCX Only). GPS inaccuracies(DT Vehicles with UAX or UCX Only). Uconnect radio apps are inoperable(DT Vehicles with UAX or UCX Only). SXM® button are greyed out(DT Vehicles with UAX or UCX Only). Intermittently, SXM loading screen is stuck(DT Vehicles with UAX or UCX Only). Uconnect App inoperative(DT Vehicles Only). Voice Recognition (VR) inoperative(DT Vehicles Only). Radio resets(DT Vehicles Only). Radio locks up, freezes or resets. Bluetooth device is slow to pair, or does not pair. GPS unable to load and find locations. Loss of saved radio presets. Display screen is back with no backlighting. No audio output coming from the radio. Cannot control audio volume. Rear view camera display will not turn off.
18-034-21 REV. A2021-12-13. Service bulletin. FUEL SYSTEM, GASOLINE; BACK OVER PREVENTION; FUEL SYSTEM, DIESEL. P203E and P203F Additional Diagnostic Information This bulletin provides additional information regarding diagnosing Diesel Exhaust Fluid (DEF) issue in extreme cold weather. Diagnostic Trouble Codes (DTCs) P203E - Reductant Level Sensor 1 Circuit Intermittent and/or P203F - Reductant Level Too Low set.
788802021-12-13. Service bulletin. AIR BAGS; WHEELS. UPDATES - SAFETY RECALL Y26 WHEEL STUDS

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