Adding diesel exhaust fluid to trucks has become fairly routine, despite some of the anxiety that came along with the debut of this new fluid a decade ago, needed to cut emissions using selective ...

Following a leadership shift to new CEO Antonio Filosa, Stellantis is tackling a persistent design flaw in its BlueHDi diesel engines. A new warranty program addresses the high cost of AdBlue tank ...

GM Duramax diesel DEF tank failures are increasingly popping up in social media and owners are furious about the problems ...