Ron3rdExplorer IIIMar 13, 20172011 Ram 3500 CTDDaughter and husband just bought a really clean 2011 Laramie 3500 CTD, do these use DEF?
campiglooExplorerMar 13, 2017Check the truck for DEF. A few pre 13 models did have it. My friends 09 has it.
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