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Service bulletins for the 2020 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.

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

By type

By component

By trouble code

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
S19080001742020-07-27. Service bulletin. EQUIPMENT:ELECTRICAL. Radio Screen Black At Vehicle Startup After A Sleep Cycle
S20090000032020-07-27. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:OTHER FUEL TYPES:TURBO/SUPERCHARGER. Turbocharger vs Turbocharger Actuator Replacement
S20080000772020-07-27. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. VP2R Radio Clock Not Keeping Time
S20180000052020-06-22. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL:GAS RECIRCULATION VALVE (EGR VALVE); EQUIPMENT. Malfunction Indicator Lamp (MIL) Illuminated. Diagnostic Trouble Code (DTC) P046C ? Exhaust Gas Recirculation Temperature Sensor ?A? Circuit Low Set.
S20080000732020-06-22. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; ELECTRICAL SYSTEM:SOFTWARE. VP4 Panasonic Radio USB Software Update Error Codes And Guidelines For Recovery
S20090000022020-06-22. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING:ENGINE:DIESEL; FUEL SYSTEM, DIESEL. Oil Leak From The Front Timing Gear Housing Gasket. (Note: ETL, ETK, ETM, ETN Diesel Engines)
S19080001742020-06-22. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.. Radio Screen Black At Vehicle Startup After A Sleep Cycle
23-015-202020-05-26. Service bulletin. STRUCTURE; EQUIPMENT. Disinfectant Solution Recommended for COVID-19
08-049-202020-05-26. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Charging System, Battery Diagnostic Tools and Warranty This information only bulletin discusses using the correct test equipment for testing batteries and charging systems, and also warranty reimbursement when battery replacements are necessary.
S19080000222020-05-26. Service bulletin. EQUIPMENT; EQUIPMENT:ELECTRICAL:NAVIGATIONAL SYSTEM(GLOBAL POSITIONING SYSTEM). Navigation Search Feature Does Not Work
S20080000602020-05-26. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. Radio Issues With iPhone 11
S20080000592020-05-26. Service bulletin. EQUIPMENT:ELECTRICAL:RADIO/TAPE DECK/CD ETC.; EQUIPMENT. Error Code 20 Message On the Radio Screen
S20080000482020-05-26. Service bulletin. EQUIPMENT. Phone Contacts Will Not Load
S18080001472020-05-26. Service bulletin. EQUIPMENT. Radio Does Not Save Sirius XM 360L Radio Presets
90042302020-05-26. Service bulletin. EQUIPMENT:ELECTRICAL. 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.
S18080001472020-05-18. Service bulletin. EQUIPMENT. Radio Does Not Save Sirius XM 360L Radio Presets
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.
S18080001472020-04-27. Service bulletin. EQUIPMENT:ELECTRICAL. Radio Does Not Save Sirius XM 360L Radio Presets
S20080000132020-04-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. Key Programming, Security Pin Request, Pin Invalid
S19080000222020-04-06. Service bulletin. EQUIPMENT. Navigation Search Feature Does Not Work
S19080001742020-04-06. Service bulletin. EQUIPMENT. Radio Screen Black At Vehicle Startup After A Sleep Cycle

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