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Attention: TDR Forum Junkies
To the point: Click this link and check out the Front Page News story(ies) where we are tracking the introduction of the 2025 Ram HD trucks.

Thanks, TDR Staff
  1. M

    DTC P2609 (Air Intake Heater) Troubleshooting

    Hi, Recently, my truck's (04 Ram 2500 w/ 5.9L) "check engine" light came on and the reader shows code P2609. I did a search and found the T/S instructions for code P2609, but couldn't find anything related to the symptoms I found... Everything checked out good, but when I measured the relay...
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