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Home >> Jeep >> 1986 >> Cherokee Base, 4D Utility, 2.5 H, 4WD, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> EGR System >> Operation >> Notes
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EGR System: Operation: Notes

When the EGR valve receives vacuum signal, through the CTO switch, EGR valve opens and meters gases from exhaust manifold into intake manifold. Individual component operation is as follows: