I am a first itme diesel owner as of July. My truck is a 2013 3500 duramax with 57,000 miles on it. Recently it pulled a NOx code. Teh diesel shop I am taking it too said new sensorts are $370 a piec...
Actually in 2005 there wasn't very much extra junk on the engine. My 2005 Duramax didn't have a DPF and certainly didn't use DEF, so probably the only thing it did have was the EGR.