EGR Engines still plague owners of older trucks with problems. While most of the early problems have been engineered out of the exhaust gas recirculation systems on today’s clean diesel engines, ...

Part of the great debate as to why 6.0L Power Strokes have such a bad reputation for reliability is directly linked to their use of exhaust gas recirculation (EGR). When we imagine a diesel ...

Two critical elements that need to be checked out at 100,000 miles are the EGR valve and the DPF. Hasten says to run a computerized flow test on the DPF filter tol show if the filter in the exhaust ...

Controlling vehicle emissions in modern vehicles involves more than just bolting up a catalytic converter and calling it a day. There are other components that effectively, and intuitively, cut out ...