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Service bulletins for the 2014 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.

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

By type

By component

By trouble code

Bulletins, newest first
930232023-10-02. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Warranty Bulletin D-16-03 - "Can / Am" Warranty Coverage - 594 / 595 / 596 WCC (Rev. B)
09013232023-09-25. Service bulletin. ENGINE AND ENGINE COOLING. 6.7L New Oil Usage Information Incorrect oil used. This bulletin provides information regarding the correct oil grade to use on the 6.7L Cummins used in the 2023 to 2013 HD Trucks. The following information is intended to eliminate confusion.
91001962023-09-25. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Lubrication and Maintenance Fluids If MOPAR fluids and chemicals are not readily available, please review Service Library for specifications so a suitable alternative can be used
07007232023-07-31. Service bulletin. ENGINE AND ENGINE COOLING. Water Quality When Mixed With Engine Coolant
18048232023-05-30. Service bulletin. EQUIPMENT; ENGINE AND ENGINE COOLING. wiTECH Small Leak Verification Test (SLVT) - P0456-EVAP SYSTEM SMALL LEAK
S14080003842023-04-17. 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
18010142023-02-21. Service bulletin. ELECTRICAL SYSTEM. Doser Control Unit (DCU), Heater Thaw Time Improvements And MIL Illumination
18002142023-02-21. Service bulletin. ENGINE AND ENGINE COOLING; ELECTRICAL SYSTEM. 6.7L Diagnostic And System Improvements
08097142023-02-21. Service bulletin. VISIBILITY; VISIBILITY:REARVIEW MIRRORS/DEVICES. Mirror Tilt In Reverse Feature Is Not Functioning Correctly
S1623000028 Rev.2023-02-13. Service bulletin. VEHICLE SPEED CONTROL; BACK OVER PREVENTION; POWER TRAIN; VISIBILITY; PARKING BRAKE. Outside Power Fold Rearview Mirror Noise Or Loose At Pivot. Mirror Contacts Door Window Glass In The Folded Position.
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.
0900122REVB2023-01-17. Service bulletin. ELECTRICAL SYSTEM; ENGINE AND ENGINE COOLING:ENGINE:GASOLINE:TURBO/SUPERCHARGER. Cummins 6.7L Turbocharger Actuator - X93 Warranty Extension This bulletin involves replacing the turbocharger actuator with an updated actuator. Customers may experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation the technicianmay find that one or more of the following DTCs have been set: U010C - Lost Communication With Turbocharger/Supercharger Control Module. P003A - Turbocharger Boost Control Module Position Exceeded Learning Limit. P00AF - Turbocharger Boost Control Module Performance. P0046 - Turbocharger Boost Control Circuit Performance.
S21090000042023-01-17. Service bulletin. ENGINE AND ENGINE COOLING. Issue involves overheating, running hot, coolant leaks and related symptoms after a Mopar replacement engine has been installed in the vehicle.
9004374-12023-01-17. Service bulletin. WHEELS. NUT, Wheel Flange Wheel Nut Service Torque should be 175 N-M.
90043742023-01-17. Service bulletin. WHEELS. NUT, Wheel Flange Wheel Nut Service Torque should be 190 N-M.
18002142023-01-17. Service bulletin. POWER TRAIN; ELECTRICAL SYSTEM. Flash: 6.7L Diagnostic And System Improvements This bulletin involves selectively erasing and reprogramming the Engine Control Module (ECM/PCM) with new software. Several software improvements are available for vehicles equipped with a Cummins 6.7L turbo Diesel.Prevent Or Reduce Malfunction Indicator Lamp (MIL) Illumination When No Defect is Present For The Following Diagnostic Trouble Codes (DTCs). These Faults Have Been Changed From A One Trip Fault To A Two Trip Fault: P0201 - P0206 - Fuel Injector X Circuit/Open Fault Codes.
05006142023-01-17. Service bulletin. SERVICE BRAKES, HYDRAULIC. Front And/Or Rear Brake Noise (Squeal) This bulletin involves replacing the front and rear brake pads and rear rotors to correct a brake squeal condition. The customer may experience a squealing noise during braking coming from the front and/or rear the vehicle.
14001142023-01-17. Service bulletin. ELECTRICAL SYSTEM; FUEL SYSTEM, DIESEL. Fuel Gelling in Cold Ambient Temperatures This bulletin involves reconfiguring the Body Control Module (BCM). Some customers may experience a Malfunction Indicator Lamp (MIL) due to fuel related Diagnostic Trouble Code (DTC) and/or may have a hard or no start condition due to fuel gelling in cold ambient temperatures (20°F or -7°C) or below. DTCs, such as P0087, P0191 or P026B (or other DTCs) may have been set.frame mounted fuel filter heater not to function. The condition is due to a configuration setting in the Body Control Module (BCM).
11004142023-01-17. Service bulletin. BACK OVER PREVENTION. Chirp Type Noise Emitted From Exhaust This bulletin involves replacement of the muffler to correct a chirp type noise that is emitted from the exhaust when the engine enters MDS mode. Vehicle operators may experience the following condition: Chirp Type Noise Emitted From Exhaust when entering MDS mode
90030812023-01-17. Service bulletin. ELECTRICAL SYSTEM. Dielectric Grease This product is no longer approved for use on ignition coil and spark plug boots. Current plug boot material(silicone) is not compatible with this grease and can cause deterioration over time.
21015142023-01-17. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION:CONTROL MODULE:SOFTWARE. Transmission Shift Enhancements
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.
850492023-01-09. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION:SEALS/GASKETS; UNKNOWN OR OTHER. COOLER - EGR
09011202023-01-09. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 6.7L New Oil Usage Information This bulletin provides information regarding the correct oil grade to use on the 6.7L Cummins used in the 2019 and newer HD Trucks. The following information is intended to eliminate confusion.
25001152023-01-09. Service bulletin. BACK OVER PREVENTION; FUEL SYSTEM, GASOLINE. Diesel Exhaust Fluid (DEF) Level Gauge Inaccurate Or Stuck This bulletin involves verifying the correct DEF level in the tank and if necessary, replacing the DEF pump module. A small number of customers may comment that their DEF level gauge is stuck for long periods of time or is erratic. The customer may also experience a Malfunction Indicator Lamp (MIL) illumination. Upon further investigation a technician may find one or more of the following Diagnostic Trouble Codes (DTCs). ? P203B - Reductant Level Sensor Circuit Performance ? P203C - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit Low. ? P203D - (Diesel Exhaust Fluid) Reductant Level Sensor Circuit High.

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