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Service bulletins for the 2023 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.

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

By type

By component

By trouble code

Bulletins, newest first
S2422000001 REV.C2024-11-13. Service bulletin. WHEELS; ELECTRICAL SYSTEM. Tire Pressure Monitor (TPM) Service Information. TPM Lamp On.
1004982024-11-01. Service bulletin. ENGINE. MODULE - ENGINE CONTROLLER
1007742024-11-01. Service bulletin. ELECTRICAL SYSTEM. SWITCH - HEADLAMP
S24220000032024-10-10. Service bulletin. WHEELS. Trailer Tire Pressure Monitor (TTPM) Programming Tips And Operation Information.
978022024-10-08. Service bulletin. ELECTRICAL SYSTEM. SWITCH - HEADLAMP
S24230000432024-10-04. Service bulletin. ELECTRICAL SYSTEM. Dome Lamp LED And Incandescent Bulb Servicing.
21-051-242024-10-01. Service bulletin. POWER TRAIN. "Replace K1 Clutch / Input Shaft Assembly Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P0731-00 - Gear 1 Shift Incorrect Ratio (This DTC will set during a key cycle and shifting into Drive). Customers may also comment on the following: ● The transmission will not shift into or out of 1st - 4th gears. 5th and reverse gears are still available. **This bulletin involves replacing the K1 clutch and possibly the K1 input shaft drum sub-assembly. These repairs are to be performed only if the vehicle is inoperable due to K1 clutch failure. ** "
S2208000153 REV.B2024-09-27. Service bulletin. ELECTRICAL SYSTEM; WHEELS. Tire Pressure Lamp Flashing, No Tire Pressures Displayed, “Tire Pressure Module (TPM) System Unavailable” Message Displayed on Cluster
1005992024-09-24. Warranty extension. POWER TRAIN. FCA Caribbean Warranty Bulletin ID-24-16 Rev. Announces the addition of the Rear Axle Assembly replacement for 2019 - 2024 RAM 3500 Cab Chassis (DD), RAM 4500/ 5500 Cab Chassis (DP), RAM 3500 Pickup (D2), RAM 2500 Pickup (DJ), RAM 1500 Pickup (DS) and RAM 1500 Pickup (DT) vehicles to the Powertrain Pre-Authorization program to ensure proper repair of Rear Axle Assembly failures and to assist in quality improvements. REV.A
1005952024-09-24. Warranty extension. POWER TRAIN. WARRANTY BULLETIN D-24-15 announces the addition of the Rear Axle Assembly replacement for 2019 - 2024 RAM 3500 Cab Chassis (DD), RAM 4500/ 5500 Cab Chassis (DP), RAM 3500 Pickup (D2), RAM 2500 Pickup (DJ), RAM 1500 Pickup (DS) and RAM 1500 Pickup (DT) vehicles to the Powertrain Pre-Authorization program for all dealers (Base, Plus & Premium) to ensure proper repair of Rear Axle Assembly failures and to assist in quality improvements. REV.A
S228A000017 REV.A2024-09-23. Service bulletin. ELECTRICAL SYSTEM. Battery Drain Suspected or "Identified" From USB or Media Hub
S2423000027 REV.A2024-09-06. Service bulletin. ELECTRICAL SYSTEM. Horn Sound Is Weak, Off Tone, Or Inoperative.
999852024-09-04. Other. AIR BAGS. AIR BAG - DRIVER
08-186-242024-08-20. Service bulletin. ELECTRICAL SYSTEM. "Flash: Radio Frequency Hub Module (RFHM) Updates Customers must experience the following: ● Wired Remote Start Stop (WRSS) feature unable to turn off the engine stop/start with the WRSS button. This bulletin involves updating the RFHM module with the latest available software."
08-173-242024-08-05. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM. "Radio Over The Air Update to T27.46 Software Version Customers may also experience one or more of the following: ● Navigation signal drops out. Maps not loading on the Instrument Panel Cluster (IPC) display. ● Cannot change satellite stations, display shows one station on screen but is playing another. ● Battery drain. ● A Black screen after clicking accept at start up (Rearview camera functions normally). ● Radio resets (Rearview camera functions normally). ● Wireless connectivity disconnecting. ● CarPlay® icon does not appear in device manager. ● Audio disruptions. ● SXMT inoperative. ● Audio mute. ● Passenger screen blank. ● Passenger screen apps missing. ● Missing profiles icon. ● IPC displays incorrect audio source. ● Radio is slow to respond. ● Trailer tire pressure configurations deleted. ● Steering wheel controls skipping SXMT channels. ● Recent calls not displayed. ● Phone audio playing when ignition is off. In addition, the following software enhancement(s) are available: ● Icon size/layout improvements. ● Carplay/Android Auto® improvements. ● Uconnect Phone improvements. ● FOTA improvements. ● Passenger screen camera app improvements. ● Voice Recognition (VR) command improvements. This bulletin provides information regarding the latest 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 from T25.48 or T25.51 to T27.46."
S248A0000112024-07-25. Service bulletin. ELECTRICAL SYSTEM. Driver Hears Noise, Static or Can Not Hear Phone Caller on Other End
91003892024-07-24. Service bulletin. ELECTRICAL SYSTEM. CAN Star Block Connector Customer finds MIL light on and technician finds DTC for loss of communication on one or more modules. In repair procedure the dealerships are replacing the CAN star block connector during their root cause process with returned parts showing no trouble found. Here is a list of steps the dealers can follow to determine if they have a defective CAN star block connector using a multimeter: Step 1: Visually review CAN star block for damage and ensure back cover has all locking tabs engaged. If a bent pin, cracked or damaged housing or locking tab is not engaged is observed then replacement is required. Step 2: Identify Connector #1 as the 3 Pin Connector cavity Step 3: Measure resistance between Pin#1 and Pin#2 in Connector #1. Acceptable values are 120.4 Ohms to 139.8 Ohms. If resistance is outside of this range then replacement is required. Step 4: Measure the continuity between Pin#1 in Connector #1 to Pin#1 in each of the other 2 Pin connector cavities. If continuity is not found then a replacement is required. Step 5: Measure the continuity between Pin#2 in Connector #1 to Pin#2 in each of the other 2 Pin connector cavities. If continuity is not found then a replacement is required.
S248A0000102024-07-22. Service bulletin. ELECTRICAL SYSTEM. Satellite Radio Displays “Satellite Hardware Error” Message
S24090000022024-07-18. Service bulletin. ENGINE. Perceived Oil Leak From The Rear Of The Engine
S2408000015 REV.C2024-07-10. Service bulletin. ELECTRICAL SYSTEM. Remote Keyless Entry (RKE) Functions Do Not Work, Intermittent Vehicle Response When Using the RKE, Key Not Programmed, Adding Remote Start
91003622024-07-08. Service bulletin. ELECTRICAL SYSTEM; STEERING. MODULE Steering Control Before replacing the steering column control module (SCCM), please follow these steps: 1.- Make sure all the switches' and airbag's harness are properly connected, disconnect the switches and reconnect them, and reverify the issue. 2.- Pull the SCCM fuse for 60 sec and then reinstall it. 3.- Reverify if Steering wheel switches are inoperative. If there are no DTC's, physical defects, nor switches inop, then SCCM does not need to be replaced.
S1408000384 REV.F2024-07-02. Service bulletin. ELECTRICAL SYSTEM; ENGINE. "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 "
960762024-07-02. Other. VISIBILITY/WIPER. MOTOR - WINDSHIELD WIPER & WIPERUNIT - WINDSHIELD WIPER
S24080000662024-06-28. Service bulletin. ELECTRICAL SYSTEM. Drained Battery, Low System Voltage, Battery Not Charging, High System Voltage
940062024-06-27. Other. VISIBILITY/WIPER. WIPERUNIT - WINDSHIELD WIPER, BLADE - FRONT WIPER

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