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Service bulletins for the 2022 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.

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

By type

By component

By trouble code

Only bulletins with component: Lighting are shown. Show all

Bulletins, newest first
S2308000120 REV.B2024-06-24. Service bulletin. ELECTRICAL SYSTEM; EXTERIOR LIGHTING. Rain Sensing Auto Wipers and Auto on Head Lamps Inoperative
21-002-232023-02-13. Service bulletin. POWER TRAIN; EXTERIOR LIGHTING. K1 Clutch Snap Ring Repair This bulletin involves replacing the K1 clutch drum snap ring and possibly the K1input shaft drum sub-assembly. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation, a technician may find the following DiagnosticTrouble Code (DTC) has been set: 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/out 1st - 4th gears. 5th and reversegears are still available.
S1625000003 Rev.2023-02-13. Service bulletin. BACK OVER PREVENTION; EXTERIOR LIGHTING. Malfunction Indicator Lamp (MIL) Illumination. NOx Sensor Diagnostic Trouble Codes (DTCs) Diagnosis Information.
91000962023-01-17. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS; EXTERIOR LIGHTING. Base Headlamp Bright, Base Headlamp Black
S2118000001RevB2023-01-17. Service bulletin. EXTERIOR LIGHTING; SERVICE BRAKES, HYDRAULIC; BACK OVER PREVENTION. Malfunction Indicator Lamp (MIL) Illumination. Diagnostic Trouble Code (DTC) P0471 ? Exhaust Pressure Sensor 1 Performance, Set.
22001222022-12-19. Service bulletin. BACK OVER PREVENTION; LANE DEPARTURE; SERVICE BRAKES, HYDRAULIC; EXTERIOR LIGHTING. TPMS Does Not Read Tire Pressure For The Rear Tires This bulletin involves adding a sales code and performing a restore vehicle configuration. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technician may find thefollowing Diagnostic Trouble Code (DTC) has been set: C15CE-31 - Tire Pressure Sensor 7-No Signal. Customers may also comment on the following: Instrument Panel Cluster (IPC) warning is illuminated for the tire pressure sensors.
829732022-12-19. Service bulletin. EXTERIOR LIGHTING:TAIL LIGHTS; EXTERIOR LIGHTING. LAMP - TAIL
0812322REVA2022-09-26. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM; BACK OVER PREVENTION. Flash: Display Screen Module (DSM) Updates This bulletin involves reprogramming the DSM with the latest available software. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technicianmay find that the following Diagnostic Trouble Code (DTC) has been set: B22A9 - ECU Internal Performance. Customers may also comment on the following:Black radio screen with audio at start up (backup camera functions normally).

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