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Service bulletins for the 2020 Ram 1500

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.

1228 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
S18090000072023-01-17. Service bulletin. ENGINE. Customer Complaint May Include Engine Oil Leak Or Consumption
S21180000062023-01-17. Service bulletin. ELECTRICAL SYSTEM. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P20C6 ? Reductant Heater 4 Control Circuit, Set.
90043822023-01-17. Service bulletin. SUSPENSION; STRUCTURE:BODY:TAILGATE. BUSHING, Tailgate Pivot For vehilces built after Dec 1 2020 if the tailgate is making a noise when opening or closing or if the bushing is being replaced for any reason please call FCA Redacted Content. If no response in 15 minutes, proceed with repair. Please take pictures of the inside of the pivot cup after plastic bushing removal and pictures of the pivot post on the box side hinge. Mail pictures to FCA Redacted Content.
9004376-12023-01-17. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:TRACTION BATTERY:THERMAL MANAGEMENT:PUMP. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
90043762023-01-17. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. PUMP, Vacuum Prior to replacing the vacuum pumps, please contact or email FCA Redacted Content. If no response in 15 minutes, proceed with repair.
08-003-22 REV. A2023-01-17. Service bulletin. STEERING; EQUIPMENT:ELECTRICAL:INFOTAINMENT; BACK OVER PREVENTION. UAQ and UCQ Radio Enhancements Customers may experience one or more of the following: ? **Wi-Fi hotspot connection failure. ? Speaker popping, crackle noise during Voice Recognition (VR) response and navigation guidance. ? Mobile Station Integrated Services Digital Network (MSISDN) missing from radio, no connected services working.** ? Intermittent, black radio display screen (Rear View Camera (RVC) not affected). ? Intermittent, radio freezes (RVC not affected). ? Wireless connectivity pairing and/or connection issues. ? Lost radio presets. ? Radio channels change by itself. ? SXMT icon inoperative. ? SXMT favorite song not displaying/playing. ? Incorrect navigation address/location/directions. ? Backup camera has black display screen or only displays Check Entire Surroundings with black screen (occurs when vehicle is shifted immediately to reverse upon key-on before RVC signal is received, recoverable with key cycle) . ? High pitch chime noise. ? Contact list not loading. ? Device not supported message. ? Remote app inoperative. ? Travel-Link fuel price incorrect. ? Backup camera gridlines missing. ? Unable to adjust volume. In addition, the following enhancement are included in this update: ? Enables map updates. ? Heavy Duty (HD) Truck USB HUB improvements. ? HD Truck heated steering wheel improvements This bulletin involves inspecting and if required, updating the radio software level to 40.1. Depending on the radio?s current software level the radio may need a one or two USB update.
31-002-222023-01-17. Service bulletin. STRUCTURE. Aluminum Body Panel Corrosion Repair Aluminum corrosion or bubbling along the leading edge of hood, hinges or other exterior surface areas of the hinges, doors, fenders, swing gates or liftgates. NOTE: Digital imaging pre authorization is required for Smart Warranty Base dealers or Pre Approval is required from Regional Office depending on market. This bulletin involves inspecting and if necessary removing corrosion and refinishing the suspect aluminum panels on the vehicle, hood, door, fenders, hinges, swing gates or liftgate panels.
S22140000052023-01-17. Service bulletin. FUEL SYSTEM, GASOLINE:STORAGE:AUXILLARY TANK. Upgrading To A Larger Capacity Fuel Tanks
31001222023-01-09. Service bulletin. STRUCTURE. Approved Use of Weld Through Primers This bulletin documents the FCA US LLC position regarding the use of weld through primer when using Squeeze Type Resistance Spot Welding (STRSW) and Gas Metal Arc Welding (GMAW) processes when welding steel body panels and structural components.
NotificationZ622023-01-09. Service bulletin. STRUCTURE:BODY:BUMPERS:ACTIVE SHUTTERS/GRILL. Customer Satisfaction Notification Z62 Grille Cover Missing
NotificationY542023-01-09. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Customer Satisfaction Notification Y54 Missing Options
S22210000032023-01-09. Service bulletin. POWER TRAIN. 8-Speed Transmission, Additional Transmission Fluid Leak Inspection/Repair Guidelines.
S22230000632023-01-09. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Ambient Temperature Sensor Servicing.
S1923000052RevA2023-01-09. Service bulletin. VISIBILITY:WINDSHIELD. Wind Noise From Lower Center Windshield Area At Highway Speed
S22080001512023-01-09. Service bulletin. STRUCTURE:BODY:BUMPERS:ACTIVE SHUTTERS/GRILL. Check Engine Lamp (CEL) On, Diagnostic Trouble Code (DTC) U11E9 Lost Communication with Active Grill Shutter (AGS)
S22230000592023-01-09. Service bulletin. VISIBILITY:SUN/MOON ROOF ASSEMBLY. Rattle Squeak Noise From Sunroof Area
S2023000037RevB2023-01-09. Service bulletin. STRUCTURE. Wind Whistle Noise From Dash A Pillar Area While Driving
S2025000006RevA2023-01-09. Service bulletin. ENGINE AND ENGINE COOLING. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P206D ? Reductant Quality Sensor Circuit High Set.
S1823000030RevA2023-01-09. Service bulletin. STEERING. Buzz Squeak Noise From Steering Column Area While Turning Steering Wheel
S228A0000172023-01-09. Service bulletin. ELECTRICAL SYSTEM. Battery Drain Suspected or "Identified" From USB or Media Hub
S2224000001RevA2023-01-09. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. Customer indicates AC does not blow cool air. Possible DTC B11FE-11 or B11FE-15 Variable Compressor Control Circuits.
S22080001132023-01-09. Service bulletin. ELECTRICAL SYSTEM; ELECTRICAL SYSTEM:WIRING:FUSES AND CIRCUIT BREAKERS. No Start, DTC P0615 Starter Control Circuit Open
08007202023-01-09. Service bulletin. ELECTRICAL SYSTEM; AIR BAGS; BACK OVER PREVENTION; PARKING BRAKE. UAQ and UCQ Radio Enhancements This bulletin involves inspecting and if required, updating the radio software level to: UAQ radios - 34.2. UCQ - 30.24. 2019 LA and WD with UAQ or UCQ radios and 2020 WD with UCQ radio has been removed from the service bulletin and are now covered under a safety recall. Please refer to published information in DealerCONNECT/Service Library for more details. Customers may experience one or more of the following:Speaker crackling noise on non amplified vehicles (UAQ Only). Active call not transferred to vehicle Bluetooth®(UAQ Only). Voice Recognition (VR) not understanding commands to switch sources (UAQ Only). Bluetooth phonebook not available (UAQ Only). "Setting" button removed after ignition cycle (UAQ Only). Coolant temperature value incorrect (UAQ Only). Blank display screen at start up.
18011202023-01-09. Service bulletin. ELECTRICAL SYSTEM; POWER TRAIN. Flash: Powertrain Control Module (PCM) Updates This bulletin involves reprogramming the PCM with the latest available software. Customers may experience the following: A hesitation or rough feeling during engine-starting. Extended or longer than usual engine crank time. This conditions usually happens after a cold engine start and the vehicle is turnedoff and turned on within 3-5 minutes this will result in an extended or longer crank than usual before the vehicle restarts.
S20080001102023-01-09. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Oversized Tire Calibration For Mopar Custom Calibration for Dodge RAM, MVP Update Required, MVP Hotline

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