Sounds like a software issue to me. I think cars and trucks (particularly anything that runs on diesel) are getting too smart for their own good.
Like Mr. Scott said: "The more they dress up the plumbing, the easier it is to stop up the drain."
2015 XLR Hyperlite 30HFS5 (mods being performed regularly)
2009 Salem LA 292fkds (gone)
Nights- ('12)23 ('13)23 ('14)15 ('15)31 ('16)25
2014 Harley Davidson FLHX (XLR cargo)
2014 VW Jetta TDI (diesel sipper, camping support vehicle)
2011 Ram 2500 CC 4X4 CTD, B&W Companion (toy hauler hauler)