Service bulletins for the 2024 Ram 5500
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.
219 on file from NHTSA, as of 2026-10-19.
About P1404 on the 2024 Ram 5500: what the code means, and the bulletins and recalls about the same components.
By type
By component
By trouble code
Only bulletins with trouble code: P1404 are shown. Show all
| 18-004-26 | 2026-02-04. Service bulletin. ENGINE. 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): ● P1404 - EGR Close Position Performance. Customers may also comment on one or more of the following: ● Engine tugging. ● Unstable idle. This bulletin involves inspecting and possibly reprogramming the PCM with the latest available software. |
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| 09-007-25 | 2025-04-08. Service bulletin. FUEL/PROPULSION SYSTEM. "Heavy Duty Exhaust Gas Recirculation (EGR) Value Customers must experience a Malfunction Indicator Lamp (MIL) illumination and the vehicle must exhibit/set the following Diagnostic Trouble Code (DTC): ● P1404 - EGR Position Sensor Rationality Closed This bulletin involves replacing the EGR valve." |
| 09-017-24 | 2024-07-30. Service bulletin. UNKNOWN OR OTHER; ENGINE. "Heavy Duty Exhaust Gas Recirculation (EGR) Valve 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): ● P1404 - EGR Position Sensor Rationality Closed This bulletin involves replacing the EGR valve." |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.