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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

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
91009012026-09-17. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry O/S Dr Handle Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
1137442026-08-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM. SENSOR - TURBOCHARGER SPEED
1137422026-08-06. Service bulletin. ENGINE; ELECTRICAL SYSTEM. SENSOR - TURBOCHARGER SPEED
1130692026-07-08. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. SWITCH – HEADLAMP
1130702026-07-08. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. SWITCH – HEADLAMP
S1623000028 Rev. K2026-06-18. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
91008352026-06-18. Service bulletin. ELECTRICAL SYSTEM. Prior to replacing an inoperative passive entry door handle, perform Star Online S2623000040.
S26230000402026-06-16. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Passive Entry Exterior Door Handle Inoperative When Touched To Lock And Or Unlock.
S1623000028 REV.I2026-06-03. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE:BODY. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
08-208-26 REV. A2026-05-20. Service bulletin. ELECTRICAL SYSTEM. Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle.
08-208-262026-05-20. Service bulletin. ELECTRICAL SYSTEM. Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle
08-208-262026-05-13. Service bulletin. ELECTRICAL SYSTEM. Radio Message "Power Surge On USB Detected" Customers may comment on the following: ● The radio displays the message: “Power surge on USB hub detected” Fig. 1. NOTE: After the message appears, no USB devices function in the hub (no charging, no data). NOTE: Hub operation does not return until the vehicle undergoes a full key cycle
S26080000102026-03-13. Service bulletin. ELECTRICAL SYSTEM. Active Diagnostic Trouble Code (DTC) B1A10-00, B1A11-00, B1A12- 00, B1A13-00-, B1A14-00, B1A15-00, B1A16-00, and B1A17-00 in The Radio Frequency Hub (RFH)
S1408000384 REV.J2026-03-13. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
1106032026-03-13. Service bulletin. ELECTRICAL SYSTEM. SPEAKER - NONE
1106042026-03-13. Service bulletin. ELECTRICAL SYSTEM. SPEAKER - NONE
S1408000384 REV.I2026-02-19. Service bulletin. ELECTRICAL SYSTEM. Start Stop Charging Warning Lamp Illuminated On, Intelligent Battery Sensor (IBS) State of Charge (SOC) Inaccurate, Battery Charging Message, Presence of IBS Related Diagnostic Trouble Codes (DTCs), or Battery Warning Lamp On
S26230000062026-02-19. Service bulletin. ELECTRICAL SYSTEM. Washer Fluid Warning Lamp Illuminated When Reservoir Is Full
91007352025-12-17. Service bulletin. ELECTRICAL SYSTEM. Verify "Z" part number availability. Order a "Z" part number for all Exchange Orders: Warranty, Mopar, Customer pay and Service contract. Order"68" part number for New unsold units only
S25030000042025-11-13. Service bulletin. ELECTRICAL SYSTEM. Front Axle Disconnect (FAD) Electrical Connector Design Change On Replacement Axle Assemblies.
S2323000020 REV.B2025-10-02. Service bulletin. STRUCTURE:BODY; ELECTRICAL SYSTEM. Power Side Steps Reverse, Stop In Motion, And/Or Do Not Deploy Or Stow
1062412025-08-06. Service bulletin. ELECTRICAL SYSTEM. LAMP - DOME
S258A0000172025-08-06. Service bulletin. ELECTRICAL SYSTEM. Door speaker Inoperative or No Sound
S2422000001 REV.D2025-07-31. Service bulletin. ELECTRICAL SYSTEM. Tire Pressure Monitor (TPM) Service Information. TPM Lamp On.
18-069-252025-07-31. Service bulletin. ELECTRICAL SYSTEM. Not applicable to vehicles built for US market. Flash: Powertrain Control Module (PCM) Updates **Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set one or more of the following Diagnostic Trouble Codes (DTCs): ● P0868-00 - Transmission Fluid Pressure Low. ● P0933-00 - Hydraulic Pressure Sensor Range/performance ● P0735-00 - Gear 5 Shift Incorrect Ratio. ● P0729-00 - Gear 6 Shift Incorrect Ratio. Customers may also experience one or more of the following: ● While driving the vehicle, the Instrument Panel Cluster (IPC) is showing a transmission overheat message. ● Check engine light illuminates and will turn on and off while driving.** ● 68RFE Transmission sump temperature derate. **This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software.**

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