Cooler, EGR: Operation
WARNING: This page is about a different car, the 2017 RAM 2500 HD. However, it is still accessible from the selected car via links, so may be relevant.
Exhaust gas enter the rear portion of the EGR Cooler from the exhaust manifold. The gas is cooled as it passes through the EGR Cooler and then enters the EGR crossover tube and is routed to the EGR valve.
Coolant enters the rear of the EGR Cooler and flow the same direction as the exhaust gases.