SERIES 60 EGR TECHNICIAN'S GUIDE EGR Cooling EGR Cooling Exhaust gas enters the EGR cooler at high temperatures and is cooled by the engine coolant system to increase the density of the gas. This graphic illustrates coolant flow. All information subject to change without notice. (Rev. April 2004) 3-7 7SE60 0404 Copyright © 2004 DETROIT DIESEL CORPORATION