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Exhaust Gas Recirculation: Description and Operation
Fig. 62 EGR System. (49 State):
Fig. 63 EGR System.:
The EGR system,
Figs. 62 and 63, is designed to control oxides of nitrogen emissions by recirculating a part of the exhaust gas into the intake manifold through the
EGR valve mounted on the intake manifold.
