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U029D Diagnostic Trouble Code Discussion for July 2018

Nox module a lost comm


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Trouble Ticket Help Requests for DTC U029D
Help Request Posted
2012 Ram 3500 Laramie 6.7L MIL Lamp on VIN: 3C7WDTCLXC
U029D: Nox module a lost comm. Used vehicle bought as a total. Had run over something and destroyed transfer case. Someone put in a new t-case but it has these codes. I am thinking a bus wire is broken or a damaged/shorted module but I am not at all familiar with this system and would a...
July 24, 2018