Ram 2500 intermittent engine shutdown issue with no lights on Ram 2500

Submitted by Vehicle Owner · Jun 23, 2025
Published by RepairPal

Problem overview

Some Ram 2500 owners report experiencing intermittent engine shutdowns without any warning lights, which can be challenging to diagnose and resolve. This issue may stem from a loss of communication with the Powertrain Control Module (PCM), potentially causing the engine to stall unexpectedly. Additionally, a faulty fuel pump could be responsible for the shutdowns, particularly in the absence of a check engine light, prompting the need for a skilled mechanic to inspect the fuel system and gather telemetry data. Electrical connection issues, such as a faulty relay or malfunctioning Engine Control Unit (ECU), may also contribute to these intermittent problems. Furthermore, some owners have identified ignition switch issues, where accumulated weight on the key ring affects the torque at the key lock, leading to ignition system failures. It is recommended that affected owners seek assistance from a qualified mechanic to diagnose and rectify these concerns effectively.

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