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Service bulletins for the 2025 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.

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

By type

By component

By trouble code

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

Bulletins, newest first
1137832026-08-06. Service bulletin. FUEL/PROPULSION SYSTEM. MODULE & MODULE KIT - FUEL PUMP/LEVEL UNIT
1128692026-07-02. Service bulletin. FUEL/PROPULSION SYSTEM. INJECTOR - FUEL
14-004-262026-04-22. Service bulletin. FUEL/PROPULSION SYSTEM. Water In Fuel (WIF) Indicator Light Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must SYMPTOM: exhibit/set the following Diagnostic Trouble Code (DTC): ● P2269-00 - Water In Fuel Condition. This bulletin involves draining the WIF separator and swapping the WIF sensor signal and ground terminals within the harness connector from their original positions.
S2514000002 REV.A2026-04-10. Service bulletin. ENGINE; FUEL/PROPULSION SYSTEM. P2540 Diagnostic Trouble Code (DTC) and Longer Than Expected, Extended Crank Time After Fuel Level Run Too Low or After Fuel Filter/System Servicing
14-001-262026-03-18. Service bulletin. ELECTRICAL SYSTEM; FUEL/PROPULSION SYSTEM. Fuel Leaking From Fuel Heater Harness Connector Customers may comment on the following: SYMPTOM: ● Fuel is leaking. This bulletin involves inspecting and possibly replacing the fuel heater.
S2525000002 REV.A2026-02-19. Service bulletin. FUEL/PROPULSION SYSTEM. Diesel Exhaust Fluid (DEF) Gauge Fluctuates Or Is Erratic. Diagnostic Trouble Code (DTC) P203F – Reductant Level Too Low.
S25080000812025-09-17. Service bulletin. FUEL/PROPULSION SYSTEM. Water in Fuel (WIF) Warning Lamp on After Draining Fuel Filter Module
14-014-252025-06-18. Service bulletin. FUEL/PROPULSION SYSTEM. "Fuel Leaking From Fuel Heater Harness Connector Customers may comment on the following: ● Fuel is leaking. This bulletin involves inspecting and possibly replacing the fuel heater."
S25140000022025-05-28. Service bulletin. FUEL/PROPULSION SYSTEM. Longer Than Expected, Extended Crank Time After Fuel Level Run Too Low Or After Fuel Filter/System Servicing. Some customers may experience an extended crank condition. This concern may have been noticed after the vehicle has been run low/out of fuel, or after a recent fuel system repair such as filter replacement. This may also be noticed newer vehicles arriving from the assembly plant. Upon further investigation, the technician may also find Diagnostic Trouble Code (DTC) P2540 – Low Pressure Fuel System Sensor Circuit Performance set in the Powertrain Control Module (PCM). The concern may be due to excess air being trapped in the fuel filter housing.
1046852025-05-16. Service bulletin. FUEL/PROPULSION SYSTEM. FILTER - FUEL

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